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[
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wh
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h
ts
th
e
im
p
o
r
tan
ce
o
f
co
n
tex
tu
al
an
aly
s
is
in
d
ev
elo
p
in
g
s
tr
ateg
ies
to
en
h
an
ce
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
.
W
ith
o
u
t
a
d
ee
p
u
n
d
er
s
tan
d
in
g
o
f
th
e
s
p
ec
if
ic
cy
b
er
ch
allen
g
es
an
d
co
n
tex
ts
,
ef
f
o
r
ts
to
r
aise
awa
r
en
ess
m
ay
f
ail.
Giv
en
th
at
th
e
s
co
p
e
o
f
o
u
r
r
esear
ch
is
at
th
e
o
r
g
an
izatio
n
al
lev
el,
it
is
ess
en
tial
to
s
ee
k
th
e
s
u
p
p
o
r
t
o
f
cy
b
er
s
ec
u
r
ity
ex
p
er
ts
wh
o
u
n
d
er
s
tan
d
th
e
b
r
o
ad
er
co
n
tex
t
o
f
o
r
g
an
izatio
n
al
m
an
ag
em
en
t
an
d
th
e
r
o
le
o
f
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
in
o
r
g
an
izatio
n
s
.
T
h
is
en
s
u
r
es
th
at
th
e
s
tr
ateg
ies
we
p
r
o
p
o
s
e
ar
e
alig
n
ed
with
th
e
cu
r
r
en
t
o
r
g
an
izatio
n
al
co
n
tex
t
an
d
ef
f
ec
tiv
ely
en
h
an
ce
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
.
Ap
h
an
e'
s
r
esear
ch
f
u
r
th
er
em
p
h
asizes
th
e
im
p
o
r
tan
ce
o
f
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
in
co
m
b
atin
g
cy
b
er
cr
im
e,
u
s
in
g
a
q
u
alitativ
e
ap
p
r
o
ac
h
to
g
ain
in
s
ig
h
ts
in
to
th
e
lev
el
o
f
awa
r
en
ess
am
o
n
g
y
o
u
th
in
Gau
ten
g
,
So
u
th
Af
r
ica
[
7
]
.
T
h
e
f
in
d
in
g
s
r
ev
ea
l
a
lack
o
f
ex
is
tin
g
in
itiativ
es
in
p
o
licin
g
cy
b
er
cr
im
e
an
d
th
e
ab
s
en
ce
o
f
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
p
r
o
g
r
am
s
in
So
u
th
Af
r
ica,
wh
ich
lag
s
in
s
tr
ateg
y
d
ev
elo
p
m
en
t
in
th
is
ar
ea
.
T
h
is
s
tu
d
y
also
u
tili
ze
d
in
-
d
ep
th
in
ter
v
iews,
d
em
o
n
s
tr
atin
g
h
o
w
ex
p
er
t
in
ter
v
iews
ca
n
r
ev
ea
l
cr
itical
is
s
u
es
with
in
s
p
ec
if
ic
co
n
tex
ts
.
Fro
m
th
ese
f
in
d
in
g
s
,
it
is
ev
id
en
t
th
at
tech
n
o
lo
g
y
,
s
ec
u
r
ity
,
an
d
h
u
m
an
f
ac
to
r
s
ar
e
in
s
ep
ar
ab
le.
T
h
e
p
r
o
b
lem
ad
d
r
ess
ed
in
th
is
p
ap
er
is
th
e
ch
allen
g
e
o
f
in
s
u
f
f
icien
t
cy
b
er
s
ec
u
r
ity
awa
r
en
es
s
p
r
o
g
r
a
m
s
in
o
r
g
an
izatio
n
s
[
8
]
–
[
1
1
]
,
wh
ich
lea
v
es
in
d
iv
id
u
als
v
u
ln
er
ab
le
to
ev
o
l
v
in
g
c
y
b
er
th
r
ea
ts
.
T
o
r
eso
lv
e
th
is
is
s
u
e,
th
is
p
ap
er
p
r
o
p
o
s
es
th
e
in
teg
r
atio
n
o
f
s
tr
u
ctu
r
ed
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
p
r
o
g
r
am
s
tailo
r
ed
to
an
o
r
g
an
izatio
n
’
s
en
v
ir
o
n
m
en
t
a
n
d
cu
ltu
r
e
[
1
2
]
–
[
1
5
]
.
T
h
e
s
o
lu
ti
o
n
in
v
o
lv
es
u
s
in
g
th
e
Delp
h
i
t
ec
h
n
iq
u
e
to
g
ath
er
ex
p
er
t
o
p
in
i
o
n
s
an
d
ac
h
iev
e
co
n
s
en
s
u
s
o
n
th
e
m
o
s
t
ef
f
ec
tiv
e
s
tr
ateg
ies
f
o
r
en
h
an
cin
g
awa
r
en
ess
.
T
h
is
q
u
alitativ
e
m
eth
o
d
h
elp
s
r
ef
in
e
an
d
v
alid
ate
th
e
ap
p
r
o
a
ch
es
f
o
r
im
p
r
o
v
in
g
cy
b
er
s
ec
u
r
ity
b
e
h
av
io
r
an
d
r
esp
o
n
s
e
to
th
r
ea
ts
[
1
6
]
.
B
y
u
n
d
er
s
tan
d
in
g
th
e
r
o
le
o
f
h
u
m
a
n
f
ac
to
r
s
s
u
ch
as
ag
e,
g
en
d
er
,
ed
u
ca
tio
n
,
a
n
d
I
T
ex
p
er
ien
ce
,
th
e
p
r
o
p
o
s
ed
s
o
lu
tio
n
also
s
u
g
g
ests
cr
ea
tin
g
m
o
r
e
tar
g
eted
an
d
p
er
s
o
n
alize
d
tr
ain
in
g
p
r
o
g
r
am
s
th
at
ad
d
r
ess
s
p
ec
if
ic
n
ee
d
s
with
in
th
e
o
r
g
an
izatio
n
[
1
7
]
,
[
1
8
]
.
T
o
clar
if
y
th
ese
is
s
u
es,
th
e
m
ain
r
esear
ch
q
u
esti
o
n
s
(
R
Qs)
o
f
th
is
s
tu
d
y
ar
e
as f
o
llo
ws:
R
Q1
:
C
an
th
e
Delp
h
i
tech
n
iq
u
e
h
elp
i
d
en
tify
th
e
is
s
u
es
th
at
a
f
f
ec
t
c
y
b
er
s
ec
u
r
ity
a
war
en
ess
with
in
an
o
r
g
an
izatio
n
?
R
Q2
: Can
th
e
Delp
h
i
tech
n
iq
u
e
g
u
id
e
th
e
d
ev
elo
p
m
en
t
o
f
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
s
tr
ateg
ies?
2.
P
RO
P
O
SE
D
M
E
T
H
O
D
2
.
1
.
Cy
ber
s
ec
urit
y
a
wa
re
nes
s
building
NI
ST
s
p
ec
ial
p
u
b
licatio
n
800
-
1
6
d
is
tin
g
u
is
h
es
awa
r
en
ess
f
r
o
m
tr
ain
in
g
an
d
h
ig
h
lig
h
ts
its
ab
ilit
y
to
m
o
d
if
y
b
eh
av
io
r
p
atter
n
s
o
r
r
ein
f
o
r
ce
g
o
o
d
s
ec
u
r
ity
p
r
ac
tices.
T
h
e
p
r
in
cip
al
o
b
jectiv
e
o
f
awa
r
en
ess
p
r
esen
tatio
n
s
is
to
d
r
aw
atten
tio
n
to
s
ec
u
r
ity
-
r
elate
d
to
p
ics,
em
p
o
wer
in
g
p
eo
p
le
to
r
ec
o
g
n
ize
an
d
r
eso
lv
e
I
T
s
ec
u
r
ity
v
u
ln
er
ab
ilit
ies.
On
th
e
o
th
er
h
an
d
,
tr
ain
in
g
tak
es
a
m
o
r
e
s
tr
u
ctu
r
ed
ap
p
r
o
ac
h
an
d
s
ee
k
s
to
d
ev
elo
p
k
n
o
wled
g
e
an
d
s
k
ills
th
at
will
im
p
r
o
v
e
jo
b
p
er
f
o
r
m
an
ce
[
1
9
]
.
T
h
e
ter
m
s
awa
r
en
ess
is
im
p
o
r
tan
t
f
o
r
cy
b
er
s
ec
u
r
ity
.
Du
e
to
th
e
in
cr
ea
s
ed
u
s
ag
e
o
f
in
ter
n
et
n
etwo
r
k
s
,
th
e
u
tili
za
tio
n
o
f
o
n
lin
e
s
er
v
ices
h
as
r
ap
id
ly
ex
p
an
d
ed
,
r
esu
ltin
g
in
an
en
d
less
o
cc
u
r
r
en
ce
o
f
cy
b
er
attac
k
s
an
d
d
ata
b
r
ea
ch
es.
Mo
r
eo
v
er
,
th
e
n
atu
r
e
o
f
cy
b
er
-
attac
k
s
an
d
th
r
ea
ts
af
f
ec
tin
g
o
n
lin
e
s
er
v
ice
u
s
er
s
h
as
ev
o
lv
ed
s
ig
n
if
ican
tly
,
b
ec
o
m
in
g
in
cr
ea
s
in
g
ly
s
o
p
h
is
ticated
,
p
ar
allelin
g
th
e
ad
v
an
ce
m
en
ts
in
in
f
o
r
m
atio
n
an
d
co
m
m
u
n
icatio
n
tech
n
o
lo
g
y
[
2
0
]
,
[
2
1
]
.
As
p
r
ev
io
u
s
ly
m
en
tio
n
ed
,
p
r
o
m
o
tin
g
o
r
g
an
izatio
n
al
awa
r
en
ess
am
o
n
g
u
s
er
s
o
r
all
p
er
s
o
n
n
el
with
in
an
o
r
g
an
izatio
n
r
eg
ar
d
in
g
cy
b
er
s
ec
u
r
ity
an
d
lear
n
in
g
h
o
w
to
ap
p
r
o
p
r
iately
h
an
d
le
cy
b
er
th
r
ea
ts
o
r
attac
k
s
is
cr
u
cial.
T
h
er
ef
o
r
e,
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
is
a
k
ey
f
ac
to
r
in
o
r
g
an
izatio
n
al
tr
ain
in
g
to
p
r
ep
ar
e
f
o
r
u
n
f
o
r
eseen
in
cid
en
ts
in
th
e
f
u
tu
r
e
[
2
2
]
.
W
h
en
p
lan
n
in
g
to
en
h
an
ce
awa
r
en
ess
with
in
th
e
o
r
g
an
izatio
n
,
it
is
ess
en
tial
to
an
aly
ze
tr
ain
in
g
n
ee
d
s
an
d
d
esig
n
p
r
o
g
r
am
s
s
u
ited
to
th
e
o
r
g
an
izatio
n
’
s
en
v
ir
o
n
m
en
t
o
r
cu
ltu
r
e,
as
th
e
co
n
tex
t
o
f
tech
n
o
lo
g
y
u
s
e
v
ar
ies
ac
r
o
s
s
d
if
f
er
en
t
b
u
s
in
ess
s
ec
to
r
s
[
2
3
]
,
[
2
4
]
.
R
eg
ar
d
in
g
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
,
n
u
m
er
o
u
s
f
ac
to
r
s
in
f
lu
en
ce
th
is
awa
r
en
ess
,
esp
ec
ially
h
u
m
an
f
ac
to
r
s
.
T
h
ese
f
ac
to
r
s
in
clu
d
e
ag
e,
g
en
d
er
,
ed
u
ca
tio
n
,
an
d
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
ex
p
er
ien
ce
[
2
5
]
,
[
2
6
]
.
Af
ter
r
ev
iewin
g
p
r
ev
io
u
s
r
esear
ch
s
tu
d
ies
o
n
th
e
k
ey
s
u
cc
ess
f
ac
to
r
s
o
f
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
,
we
f
o
u
n
d
m
an
y
in
ter
esti
n
g
s
tu
d
ies
th
at
p
r
o
v
id
e
u
s
ef
u
l
in
f
o
r
m
atio
n
an
d
co
n
ce
p
ts
ap
p
licab
le
to
th
is
r
esear
ch
,
as
s
h
o
wn
in
T
ab
le
1
.
T
h
is
r
esear
ch
p
r
o
p
o
s
es
th
e
d
ev
elo
p
m
en
t
o
f
tailo
r
ed
tr
ain
in
g
p
r
o
g
r
am
s
th
at
co
n
s
id
er
h
u
m
an
f
ac
to
r
s
in
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
,
p
r
o
m
o
te
b
eh
av
io
r
al
ch
an
g
e,
u
tili
ze
th
e
Delp
h
i
tech
n
iq
u
e
f
o
r
ex
p
er
t
in
s
ig
h
ts
,
an
d
cr
ea
te
p
r
ac
tical
cy
b
er
s
ec
u
r
ity
to
o
ls
to
en
h
an
ce
o
r
g
an
izatio
n
al
p
r
ep
ar
ed
n
ess
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8
7
0
8
I
n
t J E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
15
,
No
.
3
,
J
u
n
e
20
25
:
2
9
8
6
-
2
9
9
7
2988
T
ab
le
1
.
Su
m
m
a
r
y
o
f
p
r
ev
io
u
s
r
esear
ch
wo
r
k
s
A
u
t
h
o
r
R
e
se
a
r
c
h
t
h
e
mes
D
e
l
i
v
e
r
y
m
e
t
h
o
d
s
M
a
i
n
f
i
n
d
i
n
g
C
h
e
n
e
t
a
l
.
[
2
7
]
B
u
i
l
d
i
n
g
se
c
u
r
i
t
y
c
u
l
t
u
r
e
S
t
r
u
c
t
u
r
a
l
e
q
u
a
t
i
o
n
mo
d
e
l
i
n
g
(
S
E
M
)
S
e
c
u
r
i
t
y
e
d
u
c
a
t
i
o
n
,
t
r
a
i
n
i
n
g
a
n
d
a
w
a
r
e
n
e
s
s
(
S
E
T
A
)
p
r
o
g
r
a
m
a
n
d
s
e
c
u
r
i
t
y
m
o
n
i
t
o
r
i
n
g
a
r
e
i
m
p
o
r
t
a
n
c
e
i
n
b
u
i
l
d
i
n
g
sec
u
r
i
t
y
c
u
l
t
u
r
e
.
K
i
m
e
t
a
l
.
[
2
8
]
U
n
d
e
r
st
a
n
d
i
n
g
o
f
t
h
e
u
ser
b
e
h
a
v
i
o
r
i
n
c
y
b
e
r
s
e
c
u
r
i
t
y
c
o
n
t
e
x
t
A
t
r
e
n
d
a
n
a
l
y
s
i
s
a
n
i
n
t
e
r
v
i
e
w
o
n
l
i
n
e
su
r
v
e
y
st
u
d
y
Th
i
s
st
u
d
y
p
r
e
se
n
t
s
a
n
a
n
a
l
y
si
s
o
f
u
se
r
c
h
a
r
a
c
t
e
r
i
s
t
i
c
s
c
o
n
c
e
r
n
i
n
g
,
i
)
c
y
b
e
r
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
ss
i
ss
u
e
s,
i
i
)
d
i
g
i
t
a
l
d
e
v
i
c
e
u
sa
g
e
,
a
n
d
i
i
i
)
a
p
p
r
o
a
c
h
e
s
t
o
a
d
d
r
e
ssi
n
g
p
r
i
v
a
c
y
c
o
n
c
e
r
n
s
i
n
p
r
o
d
u
c
t
u
s
a
g
e
.
Y
e
o
m
e
t
a
l
.
[
2
9
]
S
e
c
u
r
i
t
y
e
d
u
c
a
t
i
o
n
T
r
a
i
n
i
n
g
t
h
r
o
u
g
h
sce
n
a
r
i
o
-
b
a
se
d
met
h
o
d
o
l
o
g
i
e
s
En
g
a
g
i
n
g
i
n
s
i
t
u
a
t
i
o
n
a
w
a
r
e
n
e
ss
t
r
a
i
n
i
n
g
w
i
t
h
i
n
r
e
a
l
o
r
g
a
n
i
z
a
t
i
o
n
a
l
s
e
t
t
i
n
g
s
l
e
a
d
s
t
r
a
i
n
e
e
s
t
o
b
e
c
o
m
e
m
o
r
e
f
a
mi
l
i
a
r
w
i
t
h
s
y
st
e
m
o
p
e
r
a
t
i
o
n
s a
n
d
p
e
r
f
o
r
m m
o
r
e
e
f
f
e
c
t
i
v
e
l
y
c
o
mp
a
r
e
d
t
o
t
h
e
t
r
a
d
i
t
i
o
n
a
l
a
p
p
r
o
a
c
h
o
f
b
u
i
l
d
i
n
g
n
e
w
s
y
s
t
e
ms
a
n
d
l
e
a
r
n
i
n
g
t
o
u
se
t
h
e
m f
o
r
e
a
c
h
sce
n
a
r
i
o
.
A
l
z
a
h
r
a
n
i
[
3
0
]
C
y
b
e
r
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
ss
i
n
st
u
d
e
n
t
s
Q
u
a
n
t
i
t
a
t
i
v
e
a
n
a
l
y
si
s
I
n
st
i
t
u
t
i
o
n
s
o
u
g
h
t
t
o
i
n
c
o
r
p
o
r
a
t
e
e
d
u
c
a
t
i
o
n
o
n
a
n
t
i
-
c
y
b
e
r
c
r
i
me
l
e
g
i
sl
a
t
i
o
n
a
n
d
p
e
r
t
i
n
e
n
t
i
n
f
o
r
ma
t
i
o
n
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
ss (I
S
A
)
i
ss
u
e
s i
d
e
n
t
i
f
i
e
d
w
i
t
h
i
n
t
h
i
s s
t
u
d
y
i
n
t
o
t
h
e
i
r
c
u
r
r
i
c
u
l
u
m.
G
r
a
sseg
g
e
r
a
n
d
N
e
d
b
a
l
[
3
1
]
F
a
c
t
o
r
s
a
f
f
e
c
t
i
n
g
I
S
A
o
f
e
m
p
l
o
y
e
e
s
S
EM
I
t
i
s i
m
p
o
r
t
a
n
t
f
o
r
o
r
g
a
n
i
z
a
t
i
o
n
s
t
o
u
n
d
e
r
st
a
n
d
t
h
a
t
t
e
c
h
n
i
c
a
l
me
a
su
r
e
s a
l
o
n
e
a
r
e
n
o
t
e
n
o
u
g
h
t
o
e
n
s
u
r
e
i
n
f
o
r
mat
i
o
n
sec
u
r
i
t
y
.
T
h
e
p
r
o
m
o
t
i
o
n
o
f
I
S
A
sh
o
u
l
d
b
e
c
e
n
t
r
a
l
t
o
t
h
e
d
e
v
e
l
o
p
m
e
n
t
o
f
i
n
f
o
r
ma
t
i
o
n
sec
u
r
i
t
y
p
r
o
t
e
c
t
i
o
n
m
e
a
s
u
r
e
s.
D
a
e
n
g
s
i
e
t
a
l
.
[
3
2
]
S
e
c
u
r
i
t
y
a
w
a
r
e
n
e
s
s
e
n
h
a
n
c
e
m
e
n
t
P
h
i
s
h
i
n
g
sc
e
n
a
r
i
o
-
b
a
s
e
d
l
e
a
r
n
i
n
g
q
u
a
n
t
i
t
a
t
i
v
e
a
n
a
l
y
s
i
s
Th
e
c
o
n
c
e
p
t
o
f
a
c
y
b
e
r
-
a
t
t
a
c
k
s
i
mu
l
a
t
i
o
n
a
n
d
k
n
o
w
l
e
d
g
e
t
r
a
n
sf
e
r
i
s
h
i
g
h
l
y
r
e
c
o
mm
e
n
d
e
d
f
o
r
u
s
e
i
n
o
t
h
e
r
o
r
g
a
n
i
z
a
t
i
o
n
s,
a
n
d
i
n
o
t
h
e
r
c
o
u
n
t
r
i
e
s
a
s wel
l
,
t
o
e
n
h
a
n
c
e
t
h
e
c
y
b
e
r
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
s
s
l
e
v
e
l
o
f
e
m
p
l
o
y
e
e
s
i
n
o
r
d
e
r
t
o
p
r
e
v
e
n
t
d
a
m
a
g
e
f
r
o
m
c
y
b
e
r
-
a
t
t
a
c
k
s
.
2
.
2
.
Delphi
t
ec
hn
iqu
e
T
h
e
u
s
e
o
f
co
n
s
en
s
u
s
-
b
u
ild
in
g
s
tr
ateg
ies
h
as in
cr
ea
s
ed
as
a
r
esu
lt
o
f
th
e
Delp
h
i
tech
n
iq
u
e'
s
ab
ilit
y
to
d
r
aw
co
n
clu
s
io
n
s
in
th
e
f
ac
e
o
f
co
n
tr
ad
ictin
g
o
r
in
s
u
f
f
icien
t
d
ata.
T
h
u
s
,
th
e
Delp
h
i
is
a
m
u
ltis
tag
e,
iter
ativ
e
p
r
o
ce
d
u
r
e
th
at
co
m
b
in
es
o
p
in
io
n
with
g
r
o
u
p
co
n
s
en
s
u
s
[
3
3
]
.
T
h
e
m
eth
o
d
o
f
d
ata
an
aly
s
is
an
d
r
esu
lts
r
ep
o
r
tin
g
ar
e
d
ir
ec
tly
r
elate
d
to
th
e
ty
p
e
o
f
q
u
esti
o
n
s
u
s
ed
in
th
e
Delp
h
i
in
s
tr
u
m
en
t.
T
h
e
Delp
h
i
m
eth
o
d
ca
n
b
e
s
ee
n
at
its
b
est
as
an
ex
p
er
t
m
eth
o
d
.
E
x
p
er
ts
ar
e
o
f
ten
r
eg
ar
d
ed
as
lead
er
s
in
en
v
is
io
n
in
g
th
e
f
u
tu
r
e
d
u
e
to
th
eir
ex
ten
s
iv
e
u
n
d
er
s
tan
d
in
g
ac
r
o
s
s
v
ar
io
u
s
f
ield
s
s
u
ch
as
tech
n
o
lo
g
y
,
s
o
cio
lo
g
y
,
m
ed
icin
e,
an
d
p
o
liti
cs,
o
r
th
eir
ab
ilit
y
to
cr
ea
tiv
ely
an
ticip
ate
d
ev
elo
p
m
en
ts
in
th
ese
ar
ea
s
[
3
4
]
.
I
n
th
e
r
ec
r
u
itm
en
t
p
r
o
ce
s
s
f
o
r
Delp
h
i
s
tu
d
ies,
th
e
ass
em
b
ly
o
f
an
ex
p
er
t
p
an
el
an
d
its
co
m
p
o
s
itio
n
is
cr
u
cial,
b
u
t
it
also
p
o
s
es
m
eth
o
d
o
lo
g
ical
co
n
ce
r
n
s
th
at
co
u
ld
p
o
ten
tially
co
m
p
r
o
m
is
e
th
e
q
u
ality
o
f
th
e
o
u
tco
m
es
[
3
5
]
,
[
3
6
]
.
Pre
s
en
tly
th
er
e
is
n
o
ag
r
ee
m
en
t in
th
e
liter
atu
r
e
co
n
ce
r
n
in
g
ex
p
er
t p
an
el
s
ize
[
3
7
]
.
Var
n
d
ell
et
a
l.
[
3
8
]
s
u
g
g
ests
th
at
wh
en
a
Delp
h
i
p
an
el
is
h
o
m
o
g
en
o
u
s
1
0
to
1
5
p
eo
p
le
ar
e
ad
eq
u
ate.
Gr
im
e
an
d
W
r
ig
h
t
[
3
9
]
h
ig
h
lig
h
t
th
e
f
o
llo
win
g
p
r
in
cip
les
f
o
r
u
tili
zin
g
ex
p
er
t o
p
in
io
n
in
ap
p
licatio
n
s
o
f
th
e
Delp
h
i m
eth
o
d
.
a.
Use e
x
p
er
ts
with
ap
p
r
o
p
r
iate
d
o
m
ain
k
n
o
wled
g
e
b
etwe
en
5
an
d
2
0
ex
p
er
ts
.
b.
F
o
r
D
e
l
p
h
i
f
e
e
d
b
a
c
k
,
p
r
o
v
i
d
e
t
h
e
m
e
a
n
o
r
m
e
d
i
a
n
e
s
t
i
m
a
t
e
o
f
t
h
e
p
a
n
e
l
p
l
u
s
t
h
e
r
a
t
i
o
n
a
l
e
s
f
r
o
m
a
l
l
p
a
n
e
l
l
i
s
t
s
f
o
r
t
h
e
i
r
e
s
t
i
m
a
t
e
s
.
c.
C
o
n
t
i
n
u
e
D
e
l
p
h
i
p
o
l
l
i
n
g
u
n
t
i
l
t
h
e
r
e
s
p
o
n
s
e
s
s
h
o
w
s
t
a
b
i
l
i
t
y
,
G
e
n
e
r
a
l
l
y
,
t
h
r
e
e
s
t
r
u
c
t
u
r
e
d
r
o
u
n
d
s
a
r
e
e
n
o
u
g
h
.
d.
O
b
t
a
i
n
t
h
e
fi
n
a
l
f
o
r
e
c
a
s
t
b
y
w
e
i
g
h
i
n
g
a
l
l
t
h
e
e
x
p
e
r
t
s
’
e
s
t
i
m
a
t
e
s
e
q
u
a
l
l
y
a
n
d
a
g
g
r
e
g
a
t
i
n
g
t
h
e
m
.
B
eid
er
b
ec
k
et
a
l.
[
4
0
]
d
elin
ea
ted
th
e
p
r
o
ce
d
u
r
al
s
tep
s
in
v
o
lv
ed
in
ex
ec
u
tin
g
th
e
Delp
h
i
tech
n
iq
u
e
a
m
eth
o
d
o
lo
g
ical
f
r
am
ewo
r
k
em
p
lo
y
ed
in
s
ch
o
lar
ly
en
d
ea
v
o
r
s
to
o
r
ch
estra
te
an
d
r
eg
u
late
s
tr
u
ctu
r
ed
g
r
o
u
p
co
m
m
u
n
icatio
n
p
r
o
ce
s
s
es.
I
ts
p
r
im
ar
y
o
b
jectiv
e
is
to
elicit
in
s
ig
h
ts
p
er
tain
in
g
to
ex
is
tin
g
o
r
an
ticip
ated
ch
allen
g
es,
p
ar
ticu
lar
ly
in
co
n
tex
ts
ch
ar
ac
ter
ized
b
y
lim
ited
d
ata
av
ailab
ilit
y
.
Delp
h
i
s
tu
d
ies
co
m
m
o
n
ly
u
tili
ze
r
an
k
-
o
r
d
er
q
u
esti
o
n
s
,
r
atin
g
s
ca
les,
o
r
o
p
en
-
en
d
ed
q
u
esti
o
n
s
,
with
a
p
r
ed
o
m
in
an
t
f
o
cu
s
o
n
g
au
g
in
g
co
n
s
en
s
u
s
lev
els
am
o
n
g
ex
p
er
ts
.
An
alo
g
o
u
s
to
co
n
v
en
tio
n
al
r
esear
ch
m
eth
o
d
o
lo
g
ies,
em
p
ir
ical
ev
id
en
ce
s
u
g
g
ests
th
at
en
g
ag
in
g
ap
p
r
o
x
im
ately
1
5
in
itial
ex
p
er
ts
ty
p
ically
y
ield
s
o
p
tim
al
r
esu
lts
.
Af
ter
ea
ch
r
o
u
n
d
,
p
an
elis
ts
h
av
e
th
e
p
o
s
s
ib
ilit
y
to
r
ev
iew
th
e
ag
g
r
eg
ate
r
esu
lts
an
d
to
r
ec
o
n
s
id
er
th
eir
ass
ess
m
en
t
b
ased
o
n
th
e
ad
d
ed
q
u
an
titativ
e
an
d
q
u
alitativ
e
i
n
f
o
r
m
a
t
i
o
n
[
4
1
]
–
[
4
3
]
.
T
h
e
liter
atu
r
e
r
ev
iew
u
n
co
v
er
s
r
esear
ch
f
in
d
in
g
s
p
er
tain
in
g
to
cy
b
er
s
ec
u
r
ity
o
b
tain
ed
th
r
o
u
g
h
th
e
ap
p
licatio
n
o
f
th
e
Delp
h
i m
eth
o
d
,
as o
u
tlin
ed
in
T
ab
le
2
.
A
k
ey
m
eth
o
d
o
lo
g
ical
ap
p
r
o
ac
h
in
th
is
r
esear
ch
is
th
e
Delp
h
i
tech
n
iq
u
e
,
wh
ich
g
ath
er
s
in
s
ig
h
ts
f
r
o
m
cy
b
er
s
ec
u
r
ity
ex
p
er
ts
o
v
er
m
u
ltip
le
r
o
u
n
d
s
o
f
s
u
r
v
ey
s
o
r
in
ter
v
iews.
T
h
is
m
eth
o
d
h
elp
s
r
ef
in
e
th
e
p
r
o
p
o
s
ed
s
tr
ateg
ies
f
o
r
im
p
r
o
v
in
g
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
b
y
ac
h
iev
in
g
co
n
s
en
s
u
s
am
o
n
g
p
r
o
f
ess
io
n
als.
T
h
e
r
esu
lt is
a
s
et
o
f
v
alid
ated
r
ec
o
m
m
en
d
atio
n
s
th
at
ar
e
b
o
th
p
r
ac
tical
an
d
g
r
o
u
n
d
ed
in
ex
p
er
t k
n
o
wled
g
e.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8
7
0
8
E
n
h
a
n
cin
g
cy
b
ers
ec
u
r
ity
a
w
a
r
en
ess
s
t
r
a
teg
ies in
o
r
g
a
n
iz
a
tio
n
u
s
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g
…
(
A
n
a
w
in
K
a
ews
a
-
a
r
d
)
2989
T
ab
le
2
.
Su
m
m
a
r
y
o
f
Delp
h
i
m
eth
o
d
in
cy
b
er
s
ec
u
r
ity
r
esea
r
ch
ar
ea
a
n
d
r
elate
d
3.
RE
SE
ARCH
M
E
T
H
O
D
T
h
e
Delp
h
i
tech
n
iq
u
e
is
a
s
tr
u
ctu
r
ed
ap
p
r
o
ac
h
u
s
ed
to
g
u
id
e
ex
p
er
t
d
is
cu
s
s
io
n
s
,
aim
in
g
to
g
en
er
ate
in
s
ig
h
ts
o
n
co
m
p
lex
to
p
ics
with
lim
ited
av
ailab
le
in
f
o
r
m
atio
n
.
T
h
is
m
eth
o
d
h
as
g
ain
ed
p
r
o
m
in
en
ce
an
d
is
in
cr
ea
s
in
g
ly
p
u
b
lis
h
ed
ac
r
o
s
s
v
ar
io
u
s
ac
ad
em
ic
f
ield
s
.
I
n
th
is
r
esear
ch
,
th
e
Delp
h
i
tech
n
iq
u
e
was
im
p
lem
en
ted
in
th
e
co
n
tex
t
o
f
cy
b
er
s
ec
u
r
ity
to
ex
p
lo
r
e
an
d
f
o
r
m
u
late
s
tr
ateg
ies
f
o
r
im
p
r
o
v
in
g
cy
b
er
awa
r
en
ess
[
4
0
]
.
T
h
e
r
esear
ch
m
eth
o
d
o
lo
g
y
is
d
iv
id
ed
in
to
3
p
h
ases
to
f
ac
ilit
ate
th
e
p
r
esen
tatio
n
o
f
th
e
o
v
er
all
r
esear
ch
p
r
o
ce
s
s
.
Sp
ec
if
ically
,
Ph
ase
3
will
b
e
ex
p
lain
ed
in
th
e
r
esu
lts
an
d
d
is
cu
s
s
io
n
s
ec
tio
n
.
T
h
e
d
etails
f
o
r
Ph
ases
1
an
d
2
ar
e
p
r
o
v
id
ed
in
Fig
u
r
e
1
.
Fig
u
r
e
1
.
T
h
e
r
esear
ch
m
eth
o
d
3
.
1
.
Delphi
s
t
ud
y
co
ncept
ua
liza
t
io
n
Sy
s
tem
atic
p
r
ep
ar
atio
n
an
d
p
lan
n
in
g
ar
e
cr
u
cial
task
s
in
th
e
Delp
h
i
p
r
o
ce
s
s
,
as
th
ey
s
ig
n
if
ican
tly
im
p
ac
t
its
ac
cu
r
ac
y
an
d
v
alid
ity
[
4
9
]
,
[
5
0
]
.
T
h
er
ef
o
r
e,
it
is
ess
en
tial
to
clea
r
ly
d
ef
in
e
th
e
s
co
p
e
o
f
th
e
Delp
h
i
p
r
o
ce
s
s
.
T
h
is
clar
ity
h
elp
s
r
esear
ch
er
s
d
eter
m
in
e
th
e
d
esire
d
o
u
tco
m
es
o
f
th
e
Delp
h
i
p
r
o
ce
s
s
.
T
h
e
s
co
p
e,
as
d
ef
in
ed
b
y
th
e
r
esear
ch
er
,
is
d
etailed
in
T
ab
le
3
.
A
u
t
h
o
r
P
a
r
t
i
c
i
p
a
n
t
s
R
o
u
n
d
s
O
u
t
c
o
m
e
M
a
i
n
f
i
n
d
i
n
g
C
h
o
w
d
h
u
r
y
e
t
a
l
.
[
4
4
]
10
2
C
y
b
e
r
s
e
c
u
r
i
t
y
t
r
a
i
n
i
n
g
f
r
a
mew
o
r
k
Th
e
D
e
l
p
h
i
me
t
h
o
d
o
l
o
g
y
w
a
s
e
m
p
l
o
y
e
d
f
o
r
t
h
e
r
e
f
i
n
e
me
n
t
a
n
d
v
a
l
i
d
a
t
i
o
n
o
f
r
e
s
e
a
r
c
h
e
r
j
u
d
g
m
e
n
t
s
t
h
r
o
u
g
h
o
u
t
t
h
e
i
t
e
r
a
t
i
v
e
d
e
v
e
l
o
p
me
n
t
p
r
o
c
e
ss
o
f
t
h
e
sp
e
c
i
a
l
i
z
e
d
i
ssu
e
s
t
r
a
i
n
i
n
g
f
r
a
m
e
w
o
r
k
mo
d
e
l
.
P
a
r
e
k
h
e
t
a
l
.
[
4
5
]
20
2
C
o
r
e
c
o
n
c
e
p
t
s
o
f
c
y
b
e
r
sec
u
r
i
t
y
e
d
u
c
a
t
i
o
n
P
r
o
v
i
d
i
n
g
a
f
o
u
n
d
a
t
i
o
n
f
o
r
d
e
v
e
l
o
p
i
n
g
e
v
i
d
e
n
c
e
-
b
a
s
e
d
,
c
y
b
e
r
s
e
c
u
r
i
t
y
e
d
u
c
a
t
i
o
n
a
l
a
ss
e
ssm
e
n
t
t
o
o
l
s
t
h
a
t
w
i
l
l
i
d
e
n
t
i
f
y
a
n
d
m
e
a
s
u
r
e
e
f
f
e
c
t
i
v
e
met
h
o
d
s f
o
r
t
e
a
c
h
i
n
g
.
H
a
y
n
e
s
a
n
d
R
o
b
i
n
s
o
n
[
4
6
]
15
2
O
n
l
i
n
e
r
i
s
k
t
o
i
n
d
i
v
i
d
u
a
l
s.
Th
e
f
o
l
l
o
w
i
n
g
t
o
p
i
c
s
w
e
r
e
i
d
e
n
t
i
f
i
e
d
a
s p
r
i
o
r
i
t
i
e
s fo
r
f
u
r
t
h
e
r
i
n
v
e
s
t
i
g
a
t
i
o
n
:
i
)
P
e
r
s
o
n
a
l
i
z
a
t
i
o
n
v
e
r
s
u
s
p
r
i
v
a
c
y
,
i
i
)
R
e
sp
o
n
si
b
i
l
i
t
y
f
o
r
p
r
i
v
a
c
y
o
n
so
c
i
a
l
n
e
t
w
o
r
k
s,
iii
)
M
e
a
s
u
r
i
n
g
p
r
i
v
a
c
y
r
i
s
k
a
n
d
p
e
r
c
e
p
t
i
o
n
s
o
f
p
o
w
e
r
-
l
e
ss
n
e
ss
a
n
d
i
v
)
T
h
e
r
e
s
u
l
t
i
n
g
a
p
a
t
h
y
.
N
u
g
r
a
h
a
e
t
a
l
.
[
4
7
]
20
3
R
e
q
u
i
r
e
me
n
t
f
o
r
st
a
t
e
c
y
b
e
r
o
f
d
e
f
e
n
se
a
g
a
i
n
s
t
f
o
r
e
i
g
n
i
n
t
e
l
l
i
g
e
n
c
e
su
r
v
e
i
l
l
a
n
c
e
T
h
e
p
e
o
p
l
e
e
l
e
m
e
n
t
i
s
a
c
u
r
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t
w
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a
k
n
e
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s
i
n
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n
d
o
n
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s
i
a
.
C
r
e
a
t
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a
s
e
c
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r
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t
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n
d
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t
a
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c
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l
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t
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b
i
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c
h
a
l
l
e
n
g
e
s
.
W
o
r
r
e
l
l
e
t
a
l
.
[
4
8
]
I
T
A
u
d
i
t
o
r
N
=
1
7
B
u
s
i
n
e
ss
M
a
n
a
g
e
r
N
=
1
5
I
T
M
a
n
a
g
e
r
N
=
1
2
3
I
T
r
i
sk
f
a
c
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s
I
T
r
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f
a
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fi
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a
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l
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t
p
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s w
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c
o
mm
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c
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p
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s:
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T,
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l
a
t
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d
t
o
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T
g
o
v
e
r
n
a
n
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e
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8
7
0
8
I
n
t J E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
15
,
No
.
3
,
J
u
n
e
20
25
:
2
9
8
6
-
2
9
9
7
2990
T
ab
le
3
.
Delp
h
i
s
tu
d
y
o
v
er
v
ie
w
D
e
l
p
h
i
st
u
d
y
g
o
a
l
s
D
e
l
p
h
i
f
o
r
m
a
t
D
e
l
p
h
i
s
t
a
t
e
me
n
t
a.
I
d
e
n
t
i
f
y
i
ss
u
e
s
a
f
f
e
c
t
i
n
g
c
y
b
e
r
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
ss
i
n
o
r
g
a
n
i
z
a
t
i
o
n
s
.
b.
A
ssi
st
i
n
d
e
v
e
l
o
p
i
n
g
g
u
i
d
e
l
i
n
e
s f
o
r
c
y
b
e
r
sec
u
r
i
t
y
a
w
a
r
e
n
e
ss
.
a.
S
c
o
p
e
:
c
y
b
e
r
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
ss
a
n
d
h
u
m
a
n
b
e
h
a
v
i
o
r
i
n
o
r
g
a
n
i
z
a
t
i
o
n
s
.
b.
Th
e
o
r
y
/
f
r
a
m
e
w
o
r
k
:
N
I
S
T
f
r
a
mew
o
r
k
o
r
r
e
l
a
t
e
d
c
y
b
e
r
s
e
c
u
r
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t
y
p
r
i
n
c
i
p
l
e
s.
c.
D
e
l
p
h
i
s
t
r
u
c
t
u
r
e
:
s
y
s
t
e
m
a
t
i
c
m
u
l
t
i
p
l
e
seq
u
e
n
t
i
a
l
r
o
u
n
d
s
d.
D
a
t
a
c
o
l
l
e
c
t
i
o
n
:
u
s
i
n
g
o
p
e
n
-
e
n
d
e
d
q
u
e
st
i
o
n
s
a
n
d
q
u
e
st
i
o
n
n
a
i
r
e
s f
o
r
c
o
l
l
e
c
t
i
n
g
o
p
i
n
i
o
n
s
a
n
d
f
e
e
d
b
a
c
k
.
Th
e
st
a
t
e
me
n
t
i
n
t
h
i
s s
t
u
d
y
i
s
b
a
s
e
d
o
n
f
o
l
l
o
w
i
n
g
:
a.
H
u
ma
n
f
a
c
t
o
r
s t
h
a
t
a
f
f
e
c
t
sec
u
r
i
t
y
b
e
h
a
v
i
o
r
.
b.
C
h
a
l
l
e
n
g
e
s
i
n
i
m
p
l
e
me
n
t
i
n
g
e
f
f
e
c
t
i
v
e
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
s
s
st
r
a
t
e
g
y
.
3
.
2
.
Desk
re
s
ea
rc
h
I
n
ad
d
itio
n
to
co
n
d
u
ctin
g
a
s
y
s
tem
atic
liter
atu
r
e
r
ev
iew,
th
e
r
esear
ch
er
h
as
s
tu
d
ied
cu
r
r
en
t
tr
en
d
s
in
cy
b
er
s
ec
u
r
ity
is
s
u
es
at
b
o
th
o
r
g
an
izatio
n
al
an
d
in
d
iv
id
u
al
u
s
er
lev
els.
T
h
is
in
clu
d
es
ex
am
in
in
g
em
er
g
in
g
tech
n
o
lo
g
ies
to
en
s
u
r
e
th
at
th
e
s
co
p
e
lead
in
g
to
th
e
d
esig
n
o
f
th
e
q
u
esti
o
n
n
air
e
is
u
p
to
d
ate.
T
h
is
ap
p
r
o
ac
h
aim
s
to
s
ec
u
r
e
r
esp
o
n
s
es th
at
ar
e
g
en
u
in
ely
b
en
ef
icial
to
th
e
r
esear
ch
.
3
.
3
.
E
x
pert
pa
rt
icipa
t
io
n a
nd
inv
it
a
t
io
n
T
h
e
ex
p
er
ts
in
v
ited
to
p
ar
ticip
ate
in
th
is
Delp
h
i
p
r
o
ce
s
s
ar
e
1
5
p
r
o
f
ess
io
n
als
wo
r
k
in
g
in
th
e
f
ield
o
f
cy
b
er
s
ec
u
r
ity
,
b
o
th
at
th
e
o
p
er
atio
n
al
an
d
ex
ec
u
tiv
e
lev
els.
T
h
e
s
elec
tio
n
cr
iter
ia
in
clu
d
e
ed
u
ca
tio
n
al
b
ac
k
g
r
o
u
n
d
,
r
o
les
an
d
r
esp
o
n
s
ib
ilit
ies,
p
o
s
s
ess
io
n
o
f
cy
b
er
s
ec
u
r
ity
ce
r
tific
atio
n
s
,
an
d
wo
r
k
ex
p
er
ien
ce
[
5
1
]
.
T
h
e
s
p
ec
if
ic
s
elec
tio
n
cr
iter
ia
ar
e
o
u
tlin
ed
in
T
ab
le
4
.
T
ab
le
4
.
Par
ticip
an
t’
s
in
f
o
r
m
at
io
n
cr
iter
ia
Ed
u
c
a
t
i
o
n
b
a
c
k
g
r
o
u
n
d
P
r
o
f
e
ssi
o
n
a
l
e
x
p
e
r
i
e
n
c
e
s
C
e
r
t
i
f
i
c
a
t
i
o
n
M
a
s
t
e
r
’
s
d
e
g
r
e
e
i
n
c
o
m
p
u
t
e
r
e
n
g
i
n
e
e
r
i
n
g
,
c
o
m
p
u
t
e
r
sci
e
n
c
e
,
i
n
f
o
r
mat
i
o
n
t
e
c
h
n
o
l
o
g
y
,
o
r
r
e
l
a
t
e
d
f
i
e
l
d
s.
M
a
n
a
g
e
m
e
n
t
l
e
v
e
l
:
1
5
y
e
a
r
s
O
p
e
r
a
t
i
o
n
s
l
e
v
e
l
:
5
y
e
a
r
s
P
o
ssess
i
n
g
a
n
A
N
S
I
a
c
c
r
e
d
i
t
e
d
c
y
b
e
r
sec
u
r
i
t
y
c
e
r
t
i
f
i
c
a
t
i
o
n
,
w
h
i
c
h
g
u
a
r
a
n
t
e
e
s
a
d
h
e
r
e
n
c
e
t
o
I
S
O
1
7
0
2
4
.
3
.
4
.
E
x
pert
i
nte
rv
iew
Du
r
in
g
th
e
f
ir
s
t
r
o
u
n
d
o
f
th
e
Delp
h
i,
we
s
ch
ed
u
led
all
in
ter
v
iews
f
o
r
6
0
m
in
u
tes.
T
h
e
in
itial
1
5
m
in
u
tes
wer
e
d
ed
icate
d
to
p
r
o
v
id
in
g
p
ar
ticip
an
ts
with
an
o
v
er
v
iew
o
f
th
e
r
esear
ch
b
ac
k
g
r
o
u
n
d
an
d
ex
p
lain
in
g
th
e
k
ey
ch
ar
ac
ter
is
tics
o
f
a
Delp
h
i
s
u
r
v
ey
to
en
s
u
r
e
th
ey
u
n
d
er
s
to
o
d
th
e
m
eth
o
d
o
lo
g
y
.
Fo
llo
win
g
th
is
,
we
allo
ca
ted
3
0
m
in
u
tes
to
an
in
-
d
ep
th
d
is
cu
s
s
io
n
o
n
th
e
p
r
im
ar
y
ch
allen
g
es
o
f
d
ev
elo
p
in
g
a
s
ec
u
r
ity
awa
r
en
ess
s
tr
ateg
y
,
allo
win
g
p
ar
ticip
an
ts
to
s
h
ar
e
th
eir
in
s
ig
h
ts
an
d
ex
p
er
ien
ce
s
.
Fin
ally
,
we
r
eser
v
ed
th
e
last
1
5
m
in
u
tes
o
f
th
e
in
ter
v
iew
to
s
u
m
m
ar
ize
th
e
k
ey
p
o
in
ts
d
is
cu
s
s
ed
,
en
s
u
r
in
g
clar
ity
an
d
alig
n
m
en
t
o
n
th
e
m
ain
tak
ea
way
s
f
r
o
m
th
e
s
ess
io
n
.
3
.
5
.
Da
t
a
a
na
ly
s
is
a
nd
inte
rpre
t
a
t
io
n
Af
ter
in
ter
v
iewin
g
all
1
5
ex
p
er
ts
th
r
o
u
g
h
th
e
f
ir
s
t r
o
u
n
d
o
f
th
e
Delp
h
i p
r
o
ce
s
s
,
th
e
n
ex
t step
in
v
o
lv
es
an
aly
zin
g
an
d
in
ter
p
r
etin
g
th
e
co
llected
d
ata
to
id
en
tify
r
elatio
n
s
h
ip
s
an
d
co
n
s
is
ten
cies
am
o
n
g
th
e
ex
p
er
ts
.
T
h
is
an
aly
s
is
will
b
e
co
n
d
u
cted
u
s
in
g
q
u
alitativ
e
d
ata
an
aly
s
is
to
o
ls
.
QDA
Min
er
is
a
q
u
alitativ
e
d
ata
an
aly
s
is
s
o
f
twar
e
th
at
in
teg
r
ates
ad
v
an
ce
d
s
tatis
tical
an
d
v
is
u
aliza
tio
n
to
o
ls
,
en
ab
lin
g
r
ap
id
id
en
tific
atio
n
an
d
ex
p
lo
r
atio
n
o
f
p
atter
n
s
an
d
tr
en
d
s
in
th
e
s
ce
n
ar
io
s
.
3
.
6
.
Dev
elo
p
s
t
ra
t
eg
y
a
nd
s
urv
ey
co
nd
uct
io
n
T
h
e
d
ev
elo
p
m
en
t
o
f
s
tr
ateg
ies
to
en
h
an
ce
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
with
in
o
r
g
an
izatio
n
s
will
b
e
u
n
d
er
tak
en
af
ter
th
e
an
aly
s
is
an
d
in
ter
p
r
etatio
n
o
f
th
e
d
ata
ar
e
co
m
p
leted
.
T
h
e
r
esear
ch
er
will
d
ev
elo
p
th
ese
s
tr
ateg
ies
b
ased
o
n
th
e
in
p
u
t
f
r
o
m
cy
b
er
s
ec
u
r
ity
ex
p
er
ts
.
Up
o
n
co
m
p
letio
n
o
f
s
tr
ateg
y
d
ev
elo
p
m
en
t,
in
th
e
s
u
r
v
ey
co
n
d
u
ct
p
r
o
ce
s
s
,
th
e
r
esear
ch
er
will
d
is
tr
ib
u
te
q
u
esti
o
n
n
air
es
u
s
in
g
a
5
-
p
o
in
t
L
ik
er
t
s
ca
le
to
th
e
1
5
ex
p
er
ts
to
ac
h
iev
e
co
n
s
en
s
u
s
[
5
2
]
.
Descr
ip
tiv
e
s
tatis
tics
,
in
clu
d
in
g
ar
ith
m
etic
m
ea
n
,
in
ter
q
u
ar
tile
r
an
g
es
(
I
QR
)
an
d
m
o
d
e
f
r
eq
u
en
cy
(
MO
D)
,
will
b
e
u
s
ed
to
d
eter
m
in
e
co
n
s
en
s
u
s
.
T
h
is
will
b
e
ca
r
r
ied
o
u
t
th
r
o
u
g
h
th
e
s
ec
o
n
d
an
d
th
ir
d
r
o
u
n
d
s
o
f
th
e
Delp
h
i
p
r
o
ce
s
s
.
Vo
n
d
er
Gr
ac
h
t'
s
r
ev
iew
o
f
Delp
h
i
m
eth
o
d
o
lo
g
ies
h
ig
h
lig
h
ts
th
at
co
n
s
en
s
u
s
m
ea
s
u
r
es
s
u
ch
as
m
ea
n
an
d
s
tan
d
ar
d
d
ev
iatio
n
,
ty
p
ically
u
s
ed
f
o
r
co
n
tin
u
o
u
s
s
ca
les
o
r
r
atio
s
,
ar
e
n
o
t
s
u
itab
le
f
o
r
L
ik
er
t
-
ty
p
e
s
ca
le
s
u
r
v
ey
s
.
I
n
s
tead
,
m
o
d
e
an
d
in
ter
q
u
ar
tile
r
an
g
es
(
I
QR
s
)
ar
e
m
o
r
e
r
elev
an
t,
with
an
I
QR
o
f
1
o
r
less
in
d
icatin
g
co
n
s
en
s
u
s
[
5
3
]
,
[
5
4
]
.
An
ad
v
an
tag
e
o
f
th
is
ap
p
r
o
ac
h
is
th
at
o
u
tlier
s
d
o
n
o
t u
n
d
u
ly
af
f
ec
t th
e
av
er
ag
e
s
co
r
e
o
r
th
e
d
is
p
er
s
io
n
o
f
s
co
r
es.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8
7
0
8
E
n
h
a
n
cin
g
cy
b
ers
ec
u
r
ity
a
w
a
r
en
ess
s
t
r
a
teg
ies in
o
r
g
a
n
iz
a
tio
n
u
s
in
g
…
(
A
n
a
w
in
K
a
ews
a
-
a
r
d
)
2991
W
eig
h
ted
Kap
p
a
was
u
s
ed
to
m
ea
s
u
r
e
th
e
s
tab
ilit
y
o
f
r
esp
o
n
s
es
b
etwe
en
th
e
2
nd
an
d
3
rd
r
o
u
n
d
o
f
Delp
h
i
.
W
eig
h
ted
Kap
p
a
ca
n
b
e
u
s
ed
to
test
th
e
s
tab
ilit
y
o
f
o
r
d
in
al
r
esp
o
n
s
es
in
Delp
h
i
s
u
r
v
ey
s
b
y
m
ea
s
u
r
in
g
with
in
-
p
ar
ticip
an
t
ag
r
ee
m
en
t
b
etwe
en
r
o
u
n
d
s
.
T
h
is
m
ea
s
u
r
e
is
m
o
r
e
s
u
itab
le
th
an
th
e
u
n
weig
h
ted
Kap
p
a
test
,
wh
ich
d
o
es
n
o
t
co
n
s
id
er
th
e
s
ize
o
f
d
is
ag
r
ee
m
en
ts
b
etwe
en
two
s
co
r
es.
Kap
p
a
v
alu
es
b
etwe
en
0
.
8
1
-
0
.
9
9
in
d
icate
alm
o
s
t
p
er
f
ec
t
ag
r
ee
m
en
t,
0
.
6
1
-
0
.
8
0
in
d
icate
s
u
b
s
tan
tial
ag
r
ee
m
en
t,
0
.
4
1
-
0
.
6
0
in
d
icate
m
o
d
er
ate
ag
r
ee
m
en
t,
an
d
0
.
2
1
-
0
.
4
0
in
d
icate
f
air
ag
r
ee
m
en
t
[
5
5
]
.
4.
RE
SUL
T
S
AND
DIS
CUSSI
O
N
4
.
1
.
1
st
r
o
un
d o
f
Delp
h
i
m
et
ho
d
T
h
e
r
e
s
e
a
r
c
h
e
r
a
n
a
l
y
z
e
d
i
n
t
e
r
v
i
e
w
d
a
t
a
f
r
o
m
1
5
c
y
b
e
r
s
e
c
u
r
i
t
y
e
x
p
e
r
t
s
u
s
i
n
g
t
h
e
Q
D
A
M
i
n
e
r
3
.
0
s
o
f
t
w
a
r
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h
e
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a
l
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e
s
t
h
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n
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l
u
e
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e
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h
e
p
r
o
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t
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o
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o
f
c
y
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r
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e
c
u
r
i
t
y
a
w
a
r
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e
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s
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o
r
g
a
n
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z
a
t
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o
n
s
,
a
s
d
e
t
a
i
l
e
d
i
n
s
ub
-
s
e
c
t
i
o
n
s
4
.
1
.
1
t
o
4
.
1
.
4
.
4
.
1
.
1
.
T
he
ev
o
lv
ing
la
nd
s
ca
pe
o
f
cy
ber
-
a
t
t
a
ck
s
t
a
rg
et
ing
ind
iv
idu
a
l
T
h
e
an
aly
s
is
r
ev
ea
led
th
at
th
e
m
o
s
t
s
ig
n
if
ican
t
cy
b
er
attac
k
s
af
f
ec
tin
g
en
d
-
u
s
er
s
,
as
ag
r
ee
d
u
p
o
n
b
y
1
4
o
u
t
o
f
1
5
ex
p
er
ts
,
ar
e
r
elate
d
to
s
o
cial
m
ed
ia
attac
k
s
an
d
in
f
o
r
m
atio
n
g
ath
er
in
g
.
T
h
is
ca
teg
o
r
y
in
clu
d
es
p
h
is
h
in
g
,
r
o
m
an
ce
s
ca
m
s
,
SMS
p
h
is
h
in
g
,
v
is
h
in
g
,
an
d
wh
alin
g
.
Ad
d
itio
n
ally
,
1
3
o
u
t
o
f
1
5
ex
p
er
ts
ex
p
r
ess
ed
co
n
ce
r
n
o
v
er
m
alwa
r
e,
s
p
ec
if
ically
r
an
s
o
m
war
e
an
d
m
o
b
ile
m
alwa
r
e
tar
g
etin
g
p
er
s
o
n
al
d
ata
an
d
d
ev
ices.
Fu
r
th
er
m
o
r
e,
7
o
u
t
o
f
1
5
ex
p
er
ts
n
o
ted
th
e
o
n
g
o
in
g
is
s
u
e
o
f
p
ir
ated
s
o
f
twar
e
u
s
e,
wh
ich
lead
s
to
o
th
er
p
r
o
b
lem
s
s
u
ch
as r
an
s
o
m
war
e
in
f
ec
tio
n
s
o
r
u
n
au
th
o
r
ized
r
em
o
te
ac
ce
s
s
to
co
m
p
u
ter
s
.
4
.
1
.
2
.
An a
na
ly
s
is
o
f
s
ec
urit
y
risk
s
f
a
ce
d by
m
o
dern
o
rg
a
niza
t
io
ns
1
4
o
u
t
o
f
th
e
1
5
ex
p
er
ts
co
n
cu
r
r
ed
th
at
a
s
ig
n
if
ican
t
r
is
k
ar
is
es
f
r
o
m
n
o
t
p
r
o
m
o
tin
g
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
o
r
tr
ain
in
g
.
T
h
ey
b
eliev
e
th
is
n
eg
lect
s
tem
s
f
r
o
m
a
p
er
ce
p
tio
n
th
at
s
u
ch
in
itiativ
es
ar
e
tim
e
co
n
s
u
m
in
g
an
d
co
s
tly
.
T
h
is
r
is
k
is
o
f
ten
o
v
er
lo
o
k
ed
b
y
ex
ec
u
tiv
es,
wh
o
v
iew
cy
b
er
s
ec
u
r
ity
in
cid
en
ts
as
r
ar
e
an
d
p
lace
u
n
d
u
e
r
elian
ce
o
n
th
e
o
r
g
an
izatio
n
'
s
s
ec
u
r
ity
tech
n
o
lo
g
y
.
Ad
d
itio
n
ally
,
8
ex
p
er
ts
p
o
in
ted
o
u
t
th
at
m
o
s
t
ex
ec
u
tiv
es
p
r
ef
er
to
in
v
est
in
I
T
s
er
v
ices
to
en
h
an
ce
cu
s
to
m
er
s
er
v
ice
r
ath
er
th
an
in
s
ec
u
r
ity
m
ea
s
u
r
es,
as th
ey
d
o
n
o
t see
a
tan
g
ib
le
r
etu
r
n
o
n
in
v
estme
n
t f
r
o
m
th
e
latter
.
4
.
1
.
3
.
B
ey
o
nd
t
ra
ditio
na
l t
hrea
t
:
E
m
er
g
ing
cha
lleng
es t
o
o
rg
a
niza
t
io
na
l c
y
ber
s
ec
urit
y
T
h
is
is
s
u
e
is
p
ar
ticu
lar
ly
n
o
tewo
r
th
y
b
ec
au
s
e
1
0
o
u
t
o
f
1
5
ex
p
er
ts
ag
r
ee
d
th
at
th
e
m
o
s
t
f
r
ig
h
ten
in
g
cy
b
er
s
ec
u
r
ity
th
r
ea
t
is
ac
tu
ally
th
e
in
s
id
er
th
r
ea
t.
I
n
th
is
co
n
tex
t,
in
s
id
er
th
r
ea
t
r
ef
er
s
to
u
s
er
s
wh
o
lack
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
an
d
u
s
e
tech
n
o
lo
g
y
ca
r
eless
ly
,
b
eliev
in
g
th
ey
ar
e
n
o
t
lik
ely
tar
g
ets
f
o
r
h
ac
k
er
s
.
Ad
d
itio
n
ally
,
8
o
u
t
o
f
1
5
ex
p
er
ts
h
ig
h
lig
h
ted
th
e
co
n
ce
r
n
o
f
s
u
p
p
ly
ch
ain
attac
k
s
.
T
h
ese
attac
k
s
tar
g
et
a
co
m
p
an
y
'
s
p
r
o
cu
r
em
en
t
p
r
o
ce
s
s
es
o
r
in
ter
n
al
o
p
er
atio
n
s
.
Attack
er
s
ex
p
lo
it
wea
k
n
ess
es
in
th
ese
s
y
s
tem
s
to
u
n
d
er
m
in
e
in
ter
n
al
s
ec
u
r
ity
,
p
o
ten
tially
in
s
er
tin
g
m
alicio
u
s
s
o
f
twar
e
d
u
r
in
g
th
e
p
r
o
cu
r
em
en
t
p
r
o
ce
s
s
o
r
alter
in
g
co
n
f
id
en
tial
in
f
o
r
m
atio
n
.
Su
ch
attac
k
s
ca
n
r
esu
lt
in
f
in
an
cial
lo
s
s
es,
im
p
ac
t
b
r
an
d
n
etwo
r
k
s
o
r
p
ar
tn
er
s
,
an
d
er
o
d
e
tr
u
s
t.
4
.
1
.
4
.
O
ptim
izing
s
ec
urit
y
a
wa
re
nes
s
ini
t
ia
t
iv
es:
A
g
uid
e
t
o
im
plem
ent
ing
pro
blem
-
s
o
lv
ing
t
ec
hn
iqu
es
in o
rg
a
niza
t
io
ns
T
h
e
ex
p
er
ts
p
r
o
p
o
s
ed
s
o
lu
tio
n
s
to
en
h
an
ce
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
,
em
p
h
asizin
g
s
ev
er
al
k
ey
ac
tio
n
s
to
p
r
io
r
itize
f
o
r
im
p
r
o
v
in
g
o
r
g
an
izatio
n
al
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
:
a.
C
u
l
t
i
v
a
t
i
n
g
c
y
b
e
r
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
s
s
b
e
h
a
v
i
o
u
r
:
e
s
t
a
b
l
i
s
h
i
n
g
a
c
u
l
t
u
r
e
w
h
e
r
e
c
y
b
e
r
s
e
c
u
r
i
t
y
a
w
a
r
e
n
e
s
s
b
e
c
o
m
e
s
a
h
a
b
i
t
u
a
l
p
r
a
c
t
i
c
e
f
o
r
a
l
l
em
p
lo
y
ee
s
.
b.
Ma
n
d
ato
r
y
tr
ain
in
g
s
ess
io
n
s
:
co
n
d
u
ctin
g
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
tr
ain
in
g
at
least
o
n
ce
a
y
ea
r
o
r
wh
en
ev
er
a
cy
b
er
in
cid
en
t w
ith
p
o
ten
tial o
r
g
an
izatio
n
al
im
p
ac
t o
cc
u
r
s
.
c.
Awa
r
en
ess
test
in
g
:
im
p
lem
en
tin
g
awa
r
en
ess
test
s
o
r
ev
alu
atio
n
s
af
ter
ea
ch
tr
ain
in
g
s
ess
io
n
to
en
s
u
r
e
th
at
th
e
tr
ain
in
g
ef
f
ec
tiv
ely
in
cr
ea
s
es a
war
en
ess
am
o
n
g
em
p
lo
y
ee
s
.
d.
Ad
o
p
tin
g
cy
b
er
s
ec
u
r
ity
f
r
am
ewo
r
k
s
:
in
teg
r
atin
g
a
c
y
b
er
s
ec
u
r
ity
f
r
am
ewo
r
k
tailo
r
ed
to
th
e
o
r
g
an
izatio
n
'
s
s
p
ec
if
ic
co
n
tex
t.
All
ex
p
er
ts
u
n
an
im
o
u
s
ly
ag
r
ee
d
th
at
th
ese
m
ea
s
u
r
es
s
h
o
u
ld
b
e
im
m
ed
iately
im
p
lem
en
ted
b
y
s
en
io
r
m
an
ag
em
en
t to
ef
f
ec
tiv
ely
en
h
an
ce
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
with
in
th
e
o
r
g
an
izatio
n
.
4
.
2
.
Cy
ber
s
ec
urit
y
a
wa
re
nes
s
s
t
ra
t
eg
y
All
1
5
ex
p
er
ts
u
n
an
im
o
u
s
ly
ag
r
ee
d
th
at
en
h
an
cin
g
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
is
cr
u
cial
f
o
r
f
o
s
ter
in
g
a
s
ec
u
r
e
cu
ltu
r
e
with
in
o
r
g
an
izatio
n
s
.
T
h
is
s
ec
u
r
e
cu
ltu
r
e
lead
s
to
s
ec
u
r
ity
-
co
n
s
cio
u
s
b
eh
av
io
r
am
o
n
g
all
em
p
lo
y
ee
s
,
n
o
t
ju
s
t
en
d
-
u
s
er
s
.
Fu
r
th
er
m
o
r
e,
th
e
ex
p
er
ts
s
u
g
g
ested
th
at
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
tr
ain
in
g
is
Evaluation Warning : The document was created with Spire.PDF for Python.
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15
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izatio
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ap
p
r
o
ac
h
lead
s
to
g
en
u
in
e
s
o
lu
tio
n
s
f
o
r
th
e
o
r
g
an
izatio
n
'
s
c
y
b
e
r
s
e
c
u
r
i
t
y
c
h
a
l
l
e
n
g
e
s
.
T
h
e
d
e
v
e
l
o
p
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e
n
t
s
t
r
a
t
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g
y
f
o
r
r
a
i
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i
n
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y
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r
a
w
a
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s
s
i
s
d
e
t
a
i
l
e
d
i
n
F
i
g
u
r
e
2
.
Fig
u
r
e
2
.
C
y
b
e
r
s
ec
u
r
ity
awa
r
e
n
ess
s
tr
ateg
ies d
ev
elo
p
m
en
t
B
ased
o
n
a
r
ev
iew
o
f
r
elate
d
liter
atu
r
e
an
d
d
esk
r
esear
ch
,
wh
ich
in
clu
d
ed
s
tu
d
y
in
g
cy
b
er
s
ec
u
r
ity
r
is
k
m
an
ag
em
en
t a
n
d
in
d
u
s
tr
y
tr
en
d
s
,
th
e
tr
ain
in
g
co
n
ten
t sco
p
e
was d
ev
elo
p
ed
as f
o
llo
ws:
a.
I
m
p
o
r
tan
ce
o
f
cy
b
er
s
ec
u
r
ity
in
o
r
g
an
izatio
n
s
:
u
n
d
er
s
tan
d
in
g
th
e
s
ig
n
if
ican
ce
o
f
cy
b
er
s
ec
u
r
ity
b
ased
o
n
th
e
co
n
tex
t o
f
th
e
o
r
g
an
izatio
n
'
s
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
an
d
b
u
s
in
ess
o
p
er
atio
n
s
.
b.
C
y
b
er
th
r
ea
ts
: id
en
tify
in
g
an
d
u
n
d
er
s
tan
d
in
g
v
ar
io
u
s
cy
b
er
th
r
ea
ts
.
c.
E
m
er
g
in
g
cy
b
er
s
ec
u
r
ity
tr
en
d
s
: k
ee
p
in
g
up
-
to
-
d
ate
with
th
e
latest tr
en
d
s
in
cy
b
er
s
ec
u
r
ity
.
d.
So
cial
en
g
in
ee
r
in
g
: r
ec
o
g
n
izin
g
an
d
m
itig
atin
g
s
o
cial
en
g
in
ee
r
in
g
attac
k
s
.
e.
C
y
b
er
s
ec
u
r
ity
f
r
am
ewo
r
k
s
: im
p
lem
en
tin
g
cy
b
er
s
ec
u
r
ity
f
r
am
ewo
r
k
s
r
elev
an
t to
th
e
o
r
g
an
izatio
n
.
f.
I
n
f
o
r
m
atio
n
s
ec
u
r
ity
p
r
in
cip
les:
f
u
n
d
am
en
tal
p
r
in
cip
les o
f
in
f
o
r
m
atio
n
s
ec
u
r
ity
.
g.
I
n
f
o
r
m
atio
n
s
ec
u
r
ity
p
o
licies
an
d
p
r
ac
tices:
estab
lis
h
in
g
an
d
ad
h
er
in
g
to
r
o
b
u
s
t
in
f
o
r
m
atio
n
s
ec
u
r
ity
p
o
licies an
d
p
r
ac
tices.
h.
Han
d
s
-
on
s
ec
u
r
ity
awa
r
en
ess
test
in
g
: p
r
ac
tical
ex
er
cises
s
u
ch
as p
h
is
h
in
g
s
im
u
latio
n
s
to
test
an
d
r
ein
f
o
r
ce
awa
r
en
ess
.
i.
Secu
r
ity
tip
s
:
p
r
ac
tical
ad
v
ice,
s
u
ch
as
u
s
in
g
Vir
u
s
T
o
tal
f
o
r
ch
ec
k
in
g
f
iles
an
d
lin
k
s
,
an
d
em
p
lo
y
in
g
p
ass
wo
r
d
m
an
ag
er
s
f
o
r
s
ec
u
r
e
p
ass
wo
r
d
p
r
ac
tices.
4
.
3
.
E
x
pert
co
ns
ens
us
b
uil
d
ing
i
n
t
he
2
nd
a
nd
3
rd
ro
un
ds
o
f
Delphi
I
n
th
e
s
ec
o
n
d
r
o
u
n
d
o
f
th
e
Delp
h
i
p
r
o
ce
s
s
,
co
n
s
en
s
u
s
am
o
n
g
th
e
1
5
ex
p
er
ts
r
em
ain
ed
lar
g
ely
in
co
n
s
is
ten
t.
T
h
e
ex
p
er
ts
r
ec
o
m
m
en
d
ed
u
p
d
atin
g
th
e
tr
ain
in
g
co
n
ten
t
to
en
s
u
r
e
it
is
cu
r
r
en
t,
ea
s
ily
u
n
d
er
s
tan
d
ab
le
f
o
r
n
o
n
-
tech
n
ical
u
s
er
s
,
an
d
av
o
id
s
d
elv
in
g
to
o
d
ee
p
ly
in
to
tech
n
ical
d
etails.
Af
ter
r
ev
is
in
g
th
e
tr
ain
in
g
co
n
ten
t
to
b
e
m
o
r
e
co
m
p
r
eh
en
s
iv
e
an
d
u
s
er
-
f
r
ien
d
ly
,
all
ex
p
er
ts
r
ea
ch
ed
a
co
n
s
en
s
u
s
.
T
h
e
d
etails
ar
e
o
u
tlin
ed
in
T
ab
le
5
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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t J E
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Delp
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t
N
o
.
D
e
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p
h
i
s
t
a
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e
me
n
t
D
e
l
p
h
i
r
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u
n
d
2
D
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l
p
h
i
r
o
u
n
d
3
W
e
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h
t
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d
K
a
p
p
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M
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M
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D
(
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)
I
Q
R
(
R
2
)
M
EA
N
(
R
3
)
M
O
D
(
R
3
)
I
Q
R
(
R
3
)
1.
I
n
s
t
r
u
c
t
i
o
n
a
l
m
a
t
e
r
i
a
l
s
t
h
a
t
a
r
e
a
p
p
l
i
c
a
b
l
e
t
o
b
o
t
h
e
v
e
r
y
d
a
y
l
i
f
e
a
n
d
o
r
g
a
n
i
z
a
t
i
o
n
a
l
f
u
n
c
t
i
o
n
s.
3
.
3
3
.
0
1
.
0
4
.
4
4
.
0
1
.
0
0
.
8
5
2.
Th
e
t
r
a
i
n
i
n
g
ma
t
e
r
i
a
l
s
f
o
r
i
n
s
t
r
u
c
t
i
o
n
a
l
u
se
a
r
e
c
u
r
r
e
n
t
a
n
d
e
a
si
l
y
c
o
m
p
r
e
h
e
n
si
b
l
e
.
3
.
5
4
.
0
1
.
0
4
.
7
5
.
0
1
.
0
0
.
6
8
3.
Th
e
I
T
S
e
c
u
r
i
t
y
d
e
p
a
r
t
m
e
n
t
c
a
n
u
t
i
l
i
z
e
t
h
i
s
set
o
f
t
r
a
i
n
i
n
g
m
a
t
e
r
i
a
l
s t
o
c
o
n
d
u
c
t
t
r
a
i
n
i
n
g
ses
si
o
n
s
a
i
me
d
a
t
e
n
h
a
n
c
i
n
g
o
r
g
a
n
i
z
a
t
i
o
n
a
l
a
w
a
r
e
n
e
ss.
3
.
7
4
.
0
1
.
0
4
.
8
5
.
0
1
.
0
0
.
6
7
4.
T
r
a
i
n
i
n
g
m
a
t
e
r
i
a
l
s
t
h
a
t
p
r
o
m
o
t
e
t
h
e
d
e
v
e
l
o
p
me
n
t
o
f
l
e
a
r
n
e
r
s' s
k
i
l
l
s
i
n
s
e
c
u
r
e
a
n
d
s
a
f
e
d
i
g
i
t
a
l
u
sa
g
e
.
3
.
3
3
.
0
1
.
0
4
.
5
5
.
0
1
.
0
0
.
9
0
5.
Tr
a
i
n
i
n
g
ma
t
e
r
i
a
l
s
a
l
i
g
n
s
w
i
t
h
i
n
t
e
r
n
a
t
i
o
n
a
l
st
a
n
d
a
r
d
s
su
c
h
a
s
t
h
e
N
I
S
T
f
r
a
mew
o
r
k
a
n
d
I
S
O
2
7
0
0
1
:
2
0
2
2
.
3
.
6
4
.
0
1
.
0
4
.
5
5
.
0
1
.
0
0
.
8
2
6.
Tr
a
i
n
i
n
g
ma
t
e
r
i
a
l
s
e
n
h
a
n
c
e
l
e
a
r
n
e
r
s’
a
w
a
r
e
n
e
ss.
3
.
8
5
.
0
1
.
0
4
.
7
5
.
0
1
.
0
0
.
6
4
7.
Th
i
s
t
r
a
i
n
i
n
g
ma
n
u
a
l
a
ss
i
st
s
p
e
r
so
n
n
e
l
i
n
u
n
d
e
r
s
t
a
n
d
i
n
g
c
y
b
e
r
se
c
u
r
i
t
y
t
h
r
e
a
t
s
i
n
v
a
r
i
o
u
s f
o
r
ms,
a
s we
l
l
a
s s
t
r
a
t
e
g
i
e
s fo
r
man
a
g
i
n
g
t
h
e
d
i
v
e
r
se
r
a
n
g
e
o
f
c
y
b
e
r
t
h
r
e
a
t
s
p
r
e
v
a
l
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n
t
t
o
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a
y
.
3
.
3
4
.
0
2
.
0
4
.
5
4
.
0
1
.
0
0
.
8
7
8.
Th
e
p
r
e
se
n
t
a
t
i
o
n
o
f
v
a
r
i
o
u
s
s
c
e
n
a
r
i
o
b
a
s
e
d
c
y
b
e
r
s
i
t
u
a
t
i
o
n
s i
n
t
h
e
m
a
n
u
a
l
c
o
n
t
r
i
b
u
t
e
s
t
o
p
e
r
s
o
n
n
e
l
d
e
v
e
l
o
p
i
n
g
se
c
u
r
i
t
y
a
w
a
r
e
n
e
ss
b
e
h
a
v
i
o
r
s
.
3
.
6
3
.
0
1
.
0
4
.
5
4
.
0
1
.
0
0
.
7
8
9.
Th
e
t
r
a
i
n
i
n
g
c
o
n
t
e
n
t
h
e
l
p
s
s
t
a
f
f
u
n
d
e
r
s
t
a
n
d
h
o
w
t
o
c
o
n
f
i
g
u
r
e
p
r
i
v
a
c
y
set
t
i
n
g
s
t
o
p
r
e
v
e
n
t
a
c
c
i
d
e
n
t
a
l
e
x
p
o
s
u
r
e
o
f
p
e
r
s
o
n
a
l
i
n
f
o
r
ma
t
i
o
n
o
r
d
a
t
a
l
e
a
k
s
t
o
o
u
t
si
d
e
r
s
.
3
.
6
4
.
0
1
.
0
4
.
7
5
.
0
1
.
0
0
.
6
8
10.
T
r
a
i
n
i
n
g
a
i
d
s
p
e
r
s
o
n
n
e
l
i
n
f
o
s
t
e
r
i
n
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I
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T
h
e
r
esear
ch
q
u
esti
o
n
s
wer
e
th
u
s
ad
d
r
ess
ed
,
co
n
f
ir
m
in
g
th
at
th
e
Delp
h
i
m
eth
o
d
ca
n
ef
f
ec
tiv
ely
id
en
tify
k
ey
f
ac
to
r
s
in
f
lu
en
cin
g
th
e
s
u
cc
ess
o
f
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
in
itiativ
es
with
in
o
r
g
an
izatio
n
s
an
d
aid
in
f
o
r
m
u
latin
g
ap
p
r
o
p
r
iate
s
tr
ateg
ies.
T
h
is
f
in
d
in
g
is
co
n
s
is
ten
t w
ith
th
e
r
esear
ch
o
f
Hay
n
es a
n
d
R
o
b
in
s
o
n
[
5
1
]
wh
o
also
em
p
lo
y
ed
th
e
Delp
h
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m
eth
o
d
,
alth
o
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g
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th
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f
o
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es
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elate
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at
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Delp
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d
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d
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tio
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h
e
f
in
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o
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th
e
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ir
s
t r
o
u
n
d
o
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th
e
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r
o
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s
s
p
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id
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cr
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cial
in
s
ig
h
ts
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d
th
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u
b
s
eq
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r
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n
d
s
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s
u
p
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o
r
ted
b
y
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p
a
s
tatis
tics
,
v
alid
ate
th
e
p
r
o
p
o
s
ed
s
tr
ateg
ies
th
r
o
u
g
h
ex
p
er
t
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n
s
en
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s
.
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wev
er
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e
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ateg
ies
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er
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o
m
th
is
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tu
d
y
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r
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o
m
in
an
tly
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s
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ed
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ca
tio
n
an
d
awa
r
en
ess
th
r
o
u
g
h
tr
ain
in
g
,
wh
ich
m
ay
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e
in
f
lu
en
ce
d
b
y
th
e
f
ac
t th
at
th
e
p
ar
ticip
atin
g
ex
p
er
ts
wer
e
s
o
lely
f
r
o
m
th
e
cy
b
er
s
ec
u
r
ity
d
o
m
ain
.
Fu
tu
r
e
r
esear
ch
s
h
o
u
ld
in
clu
d
e
ex
p
er
ts
f
r
o
m
o
th
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o
r
g
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al
f
ield
s
,
as
th
is
m
ay
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ev
ea
l
m
o
r
e
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tiv
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s
tr
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f
o
r
en
h
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cin
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cy
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n
d
th
o
s
e
id
en
tifie
d
in
th
e
cu
r
r
en
t stu
d
y
.
5.
CO
NCLUS
I
O
N
T
h
e
Delp
h
i m
eth
o
d
h
as d
em
o
n
s
tr
ated
th
at
a
lack
o
f
cy
b
er
awa
r
en
ess
am
o
n
g
o
r
g
an
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n
al
p
er
s
o
n
n
el
cr
itically
u
n
d
er
m
in
es
o
v
er
all
cy
b
er
s
ec
u
r
ity
ef
f
o
r
ts
.
T
h
is
m
eth
o
d
ef
f
ec
tiv
ely
id
en
tifie
s
an
d
h
ig
h
lig
h
ts
s
p
ec
if
ic
is
s
u
es
th
at
h
in
d
er
awa
r
en
ess
,
en
ab
lin
g
th
e
d
ev
elo
p
m
en
t
o
f
tar
g
eted
,
s
y
s
tem
atic
s
tr
ateg
ies
f
o
r
im
p
r
o
v
em
en
t.
C
o
n
s
eq
u
en
tly
,
it
is
cr
u
cial
f
o
r
o
r
g
an
izatio
n
s
to
s
h
if
t
th
eir
ap
p
r
o
ac
h
to
cy
b
er
s
ec
u
r
ity
f
r
o
m
b
ein
g
s
o
lely
th
e
r
esp
o
n
s
ib
ilit
y
o
f
th
e
tech
n
ical
d
ep
ar
tm
en
t
to
b
ein
g
a
s
h
ar
ed
co
n
ce
r
n
ac
r
o
s
s
all
lev
els
o
f
th
e
o
r
g
an
izatio
n
.
Pro
m
o
tin
g
cy
b
er
s
ec
u
r
ity
as
a
co
llectiv
e
r
esp
o
n
s
ib
ilit
y
is
ess
en
tial
f
o
r
f
o
s
ter
in
g
a
cu
ltu
r
e
o
f
s
ec
u
r
ity
an
d
ac
h
iev
in
g
lo
n
g
-
ter
m
,
s
u
s
tain
ab
le
p
r
o
tectio
n
ag
ain
s
t c
y
b
er
th
r
ea
ts
.
Ho
wev
er
,
th
is
s
tu
d
y
is
lim
ited
b
ec
au
s
e
it
o
n
ly
in
clu
d
es
p
er
s
p
ec
tiv
es
f
r
o
m
cy
b
er
s
ec
u
r
ity
p
r
o
f
ess
io
n
als.
T
o
b
etter
u
n
d
er
s
tan
d
h
o
w
cy
b
er
awa
r
en
ess
af
f
ec
ts
o
r
g
an
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n
al
s
ec
u
r
ity
,
f
u
tu
r
e
r
esear
ch
s
h
o
u
ld
ac
tiv
ely
in
v
o
lv
e
ex
p
er
ts
f
r
o
m
o
th
er
d
ep
ar
tm
en
ts
.
Gain
in
g
th
ese
d
iv
er
s
e
in
s
ig
h
ts
will
o
f
f
er
a
m
o
r
e
co
m
p
lete
v
iew
o
f
th
e
o
r
g
an
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n
al
d
y
n
am
ics
an
d
h
elp
d
ev
elo
p
m
o
r
e
ef
f
ec
tiv
e
s
tr
ateg
ies
to
en
h
an
ce
cy
b
er
s
ec
u
r
ity
awa
r
en
ess
th
r
o
u
g
h
o
u
t th
e
o
r
g
an
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n
.
ACK
NO
WL
E
DG
M
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N
T
S
T
h
e
au
th
o
r
wo
u
l
d
lik
e
to
th
a
n
k
th
e
ex
p
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ts
wh
o
p
a
r
ticip
ated
in
th
e
Delp
h
i
p
r
o
ce
s
s
,
as
well
as
th
o
s
e
in
v
o
lv
ed
in
p
r
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v
id
in
g
v
alu
a
b
l
e
in
f
o
r
m
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n
f
o
r
th
is
r
esear
ch
.
F
UNDING
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NF
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M
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e
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n
o
f
in
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s
u
p
p
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th
is
r
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C
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tr
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Evaluation Warning : The document was created with Spire.PDF for Python.