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Adv
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SS
N:
2252
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1
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,
DOI
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4
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pp
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lu
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CC B
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li
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C
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p
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A
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J
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Dep
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ltu
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ly
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6
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esp
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p
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to
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x
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[
9
]
.
T
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p
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Evaluation Warning : The document was created with Spire.PDF for Python.
I
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Ap
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l Sci
I
SS
N:
2252
-
8
8
1
4
I
n
fo
r
ma
tio
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s
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ch
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fo
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h
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b
u
t
c
u
r
r
e
n
tly
o
n
ly
m
ee
ts
th
e
n
ee
d
s
o
f
ce
r
tain
d
i
v
is
io
n
s
,
th
at
th
e
ex
is
tin
g
I
S
ca
n
n
o
t
th
o
r
o
u
g
h
ly
m
an
a
g
e
th
e
n
ee
d
s
o
f
o
th
er
d
iv
is
io
n
s
,
a
n
d
th
e
r
e
is
n
o
i
n
teg
r
atio
n
b
etwe
en
s
y
s
tem
s
th
at
will
b
e
cr
ea
ted
to
m
ee
t
th
e
wo
r
k
n
ee
d
s
o
f
all
d
i
v
is
io
n
s
[
1
2
]
.
So
m
e
h
ea
lth
ca
r
e
b
u
s
in
ess
p
r
o
ce
s
s
es
ar
e
s
till
lack
in
g
,
esp
ec
ially
th
e
in
f
o
r
m
atio
n
tec
h
n
o
lo
g
y
d
iv
is
io
n
i
n
ter
m
s
o
f
d
ata
s
ec
u
r
ity
s
u
ch
as
o
n
ly
u
s
in
g
p
ass
w
o
r
d
s
to
en
ter
th
e
web
s
ite
an
d
M
icr
o
s
o
f
t
E
x
ce
l
an
d
W
o
r
d
f
iles
as
a
m
ed
iu
m
f
o
r
r
ec
o
r
d
in
g
d
ata
s
ec
u
r
ity
r
ep
o
r
ts
.
T
h
is
ca
u
s
es
p
r
o
b
lem
s
s
u
c
h
as
d
ata
r
ed
u
n
d
an
cy
.
Data
r
ed
u
n
d
an
c
y
o
cc
u
r
s
wh
en
t
h
e
s
am
e
d
ata
ap
p
ea
r
s
r
ep
ea
ted
ly
in
s
ev
er
al
f
iles
th
at
s
h
o
u
ld
n
o
t
b
e
n
ee
d
e
d
it
co
n
s
u
m
es
d
ata
s
to
r
ag
e
s
p
ac
e,
an
d
it
ca
n
also
ca
u
s
e
d
ata
i
n
co
n
s
is
ten
cy
.
Data
in
co
n
s
is
ten
cy
o
cc
u
r
s
wh
en
th
e
v
alu
e
o
f
a
ce
r
tain
attr
ib
u
te
ch
an
g
es,
th
e
ch
an
g
e
is
o
n
ly
r
ec
o
r
d
ed
in
o
n
e
d
ata
f
ile.
T
h
e
co
m
p
an
y
ca
n
d
e
v
e
lo
p
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
o
r
in
f
o
r
m
ati
o
n
s
y
s
tem
s
in
a
m
o
r
e
f
o
cu
s
ed
an
d
in
teg
r
ated
m
a
n
n
er
with
th
e
h
elp
o
f
em
o
tio
n
al
av
ailab
ilit
y
(
EA
)
in
th
e
h
o
p
e
th
at
it
ca
n
h
elp
th
e
co
m
p
an
y
o
v
er
co
m
e
its
cu
r
r
en
t
p
r
o
b
lem
s
.
E
A
ca
n
h
elp
elim
in
ate
r
ed
u
n
d
an
cy
an
d
d
u
p
licatio
n
[
1
3
]
m
a
n
y
ar
e
ap
p
ly
i
n
g
it
in
a
h
ea
lth
y
way
as
th
e
d
ig
ital
r
ev
o
l
u
tio
n
is
wid
ely
ad
o
p
ted
b
y
b
u
s
in
ess
es
an
d
u
n
d
er
s
tan
d
t
h
e
b
e
n
ef
its
o
f
ali
g
n
in
g
I
T
s
tr
ateg
y
,
tech
n
o
lo
g
y
,
an
d
g
u
id
an
ce
wit
h
o
v
er
all
b
u
s
in
ess
p
er
f
o
r
m
an
c
e
[
1
4
]
.
T
h
is
m
o
d
el
s
ee
k
s
to
b
u
ild
a
b
lu
e
p
r
in
t
[
1
5
]
an
d
r
eb
u
ild
th
e
r
ig
h
t
in
f
o
r
m
atio
n
s
y
s
tem
d
esig
n
f
o
r
th
e
co
m
p
an
y
[
1
6
]
.
W
h
ile
ex
is
tin
g
r
ese
ar
ch
h
as
ex
am
in
e
d
th
e
co
s
ts
,
b
en
ef
its
,
an
d
o
p
p
o
r
t
u
n
ities
o
f
E
A
im
p
lem
en
tatio
n
s
,
b
ased
o
n
d
ir
ec
t
o
b
s
er
v
atio
n
r
esear
ch
er
s
h
av
e
a
wea
k
n
ess
r
eg
ar
d
in
g
t
h
e
im
p
ac
ts
th
at
af
f
ec
t
im
p
lem
en
tatio
n
s
in
b
u
s
in
ess
,
esp
ec
ially
in
g
o
v
e
r
n
m
en
t
[
1
7
]
wh
e
r
e
it
is
u
s
ed
to
in
f
o
r
m
,
lead
,
a
n
d
s
et
b
o
u
n
d
ar
ies
f
o
r
d
ec
is
i
o
n
s
,
esp
ec
ially
th
o
s
e
r
elate
d
to
in
v
estme
n
ts
in
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
[
1
8
]
.
T
h
is
s
tr
ateg
y
is
u
s
ed
t
o
i
n
f
o
r
m
,
lead
,
an
d
s
et
b
o
u
n
d
ar
ies
f
o
r
d
ec
is
io
n
s
,
esp
ec
ially
th
o
s
e
r
elate
d
to
i
n
v
estme
n
ts
in
in
f
o
r
m
atio
n
tec
h
n
o
lo
g
y
[
1
9
]
.
I
t
is
f
o
r
th
e
a
n
aly
s
is
,
d
esig
n
,
an
d
ex
ec
u
tio
n
o
f
s
tr
ateg
ies,
to
h
el
p
th
e
co
m
p
an
y
tr
an
s
itio
n
f
r
o
m
its
cu
r
r
en
t
s
tate
to
it
s
f
u
tu
r
e
s
tate.
T
h
is
s
tr
ateg
y
co
v
er
s
a
wid
e
r
an
g
e
o
f
is
s
u
es,
s
u
ch
as
th
e
ad
o
p
tio
n
o
f
clo
u
d
tech
n
o
l
o
g
y
,
m
ic
r
o
s
er
v
i
ce
s
,
co
n
tain
er
ized
ar
ch
itectu
r
e,
d
ata
-
d
r
iv
en
ar
c
h
itectu
r
e,
cy
b
er
s
ec
u
r
ity
,
a
n
d
m
o
r
e
[
2
0
]
.
T
h
is
m
o
d
el
is
u
s
ef
u
l
f
o
r
p
r
o
v
id
in
g
a
n
o
v
er
v
iew
o
f
in
f
o
r
m
atio
n
s
y
s
tem
s
ar
ch
itectu
r
e
an
d
tec
h
n
o
lo
g
y
[
2
1
]
.
I
t
ca
n
ca
teg
o
r
ize
th
e
f
u
tu
r
e
o
f
th
e
o
r
g
an
izatio
n
,
ap
p
licatio
n
s
y
s
t
em
s
,
ca
p
ab
ilit
ies,
I
T
in
f
r
astru
ctu
r
e,
an
d
d
ata
an
d
ca
n
s
h
o
w
I
T
an
d
b
u
s
in
ess
lead
er
s
h
o
w
to
m
an
ag
e
p
r
o
je
cts
an
d
p
o
licies
to
ac
h
iev
e
th
e
d
esire
d
b
u
s
in
ess
r
esu
lts
[
2
2
]
.
E
v
al
u
atin
g
th
is
m
o
d
el
is
in
d
is
p
en
s
ab
le
to
en
s
u
r
e
th
at
th
e
o
r
g
an
izatio
n
g
ets
th
e
ex
p
ec
ted
b
en
e
f
its
[
2
3
]
.
I
n
p
r
ev
io
u
s
r
e
s
ea
r
ch
,
n
am
ely
,
r
esear
ch
co
n
d
u
cted
b
y
L
ee
et
a
l.
[
1
2
]
en
ter
p
r
is
e
ar
c
h
itectu
r
e
co
n
d
u
cte
d
at
PT.
E
le
ctr
icity
Dis
tr
ib
u
to
r
C
o
m
p
an
y
d
is
cu
s
s
es
d
esig
n
in
g
s
y
s
tem
s
f
o
r
k
e
y
b
u
s
in
ess
p
r
o
ce
s
s
es.
Ho
wev
er
,
in
t
h
is
r
esear
ch
,
e
n
ter
p
r
is
e
ar
ch
itectu
r
e
is
ca
r
r
ied
o
u
t
o
n
s
u
p
p
o
r
tin
g
b
u
s
in
ess
p
r
o
ce
s
s
es
th
at
h
av
e
n
o
t
r
ec
eiv
ed
th
e
ex
p
ec
ted
b
en
ef
its
,
n
am
ely
th
e
d
ata
s
ec
u
r
ity
s
ec
ti
o
n
wh
ic
h
h
as
r
ec
eiv
ed
less
atten
tio
n
e
v
en
t
h
o
u
g
h
it
als
o
h
as
a
m
ajo
r
im
p
ac
t
o
n
th
e
co
n
tin
u
ity
o
f
th
e
co
m
p
an
y
'
s
b
u
s
in
ess
p
r
o
ce
s
s
es.
EA
in
th
is
s
tu
d
y
was
cr
ea
ted
u
s
in
g
th
e
o
p
en
g
r
o
u
p
ar
ch
itect
u
r
e
f
r
am
ewo
r
k
(
T
OGAF)
.
T
h
i
s
r
esear
ch
u
s
es
th
is
f
r
am
ewo
r
k
it
h
as
a
co
m
p
r
e
h
en
s
iv
e,
an
d
f
lex
ib
le
n
atu
r
e
th
at
f
o
cu
s
es
o
n
in
f
o
r
m
atio
n
s
y
s
tem
s
ar
ch
itectu
r
e,
esp
ec
ially
t
h
e
s
e
cu
r
ity
s
ec
tio
n
wh
ic
h
in
clu
d
es
a
s
er
v
ice
ca
talo
g
,
class
if
icatio
n
,
an
d
d
ata
q
u
ality
th
at
ca
n
im
p
r
o
v
e
d
ata
s
ec
u
r
i
ty
.
T
h
is
m
eth
o
d
ca
n
s
tr
en
g
th
en
th
e
p
lan
n
i
n
g
,
d
ev
elo
p
m
en
t,
r
ea
lizatio
n
,
a
n
d
m
an
ag
em
en
t
o
f
en
te
r
p
r
is
e
I
T
ar
ch
itectu
r
e.
T
h
is
f
r
am
ewo
r
k
is
u
s
ed
to
in
co
r
p
o
r
ate
m
o
d
eli
n
g
,
an
d
d
esig
n
t
h
e
ar
ch
itectu
r
e
n
ee
d
e
d
to
b
u
ild
i
n
f
o
r
m
atio
n
s
y
s
tem
s
[
2
4
]
an
d
d
escr
ib
es
a
s
y
s
tem
atic
p
r
o
ce
s
s
f
o
r
tr
an
s
f
o
r
m
in
g
a
tech
n
o
lo
g
y
f
r
o
m
an
id
ea
,
o
r
s
tr
ateg
ic
n
ee
d
in
to
a
p
r
o
d
u
ct,
s
y
s
tem
,
o
r
s
o
lu
tio
n
th
at
ca
n
b
e
im
p
lem
en
ted
an
d
f
u
lly
r
ec
o
r
d
ed
[
2
5
]
.
T
h
is
s
tr
ateg
y
p
r
o
v
id
es
d
etailed
g
u
id
an
ce
o
n
h
o
w
to
cr
ea
te
[
2
6
]
an
d
o
r
g
a
n
ize
an
d
im
p
lem
en
t
EA
an
d
IS
.
As
a
t
o
o
l,
it
is
e
x
p
ec
ted
to
b
e
a
b
le
t
o
p
r
o
d
u
ce
s
tr
ateg
ies
to
o
v
er
c
o
m
e
th
ese
r
is
k
s
[
2
7
]
.
On
e
o
f
th
e
ad
v
an
ta
g
es
o
f
th
e
T
OGAF
f
r
am
ewo
r
k
is
th
at
it
i
s
o
p
en
s
o
u
r
ce
[
2
8
]
.
T
h
e
f
r
am
e
wo
r
k
co
v
er
s
s
ev
er
al
co
m
p
o
n
en
ts
with
in
th
e
s
co
p
e
o
f
th
e
a
r
ch
itectu
r
e
co
n
s
is
tin
g
o
f
b
u
s
in
ess
,
in
f
o
r
m
atio
n
(
d
ata
)
,
tech
n
o
lo
g
y
,
an
d
ap
p
licatio
n
s
an
d
cr
ea
tes
a
d
es
ig
n
to
f
it
th
e
I
S/IT
ar
c
h
itectu
r
e
[
2
9
]
.
T
h
is
f
r
am
ewo
r
k
h
as
th
e
ab
ilit
y
to
p
r
o
v
id
e
s
im
p
le
im
p
lem
en
tatio
n
,
a
n
d
a
n
o
p
tim
al
b
ala
n
ce
b
etwe
en
b
u
s
in
ess
an
d
I
S/
IT
[
3
0
]
.
B
ased
o
n
th
ese
ar
g
u
m
en
ts
,
we
f
o
cu
s
o
n
th
e
co
r
e
lim
itatio
n
s
o
f
th
e
r
esear
ch
,
n
am
ely
in
f
o
r
m
atio
n
s
y
s
tem
ar
ch
itectu
r
e
b
ased
o
n
T
OGAF
to
d
e
s
ig
n
d
ata
s
ec
u
r
it
y
s
y
s
tem
s
an
d
s
tr
en
g
th
en
d
ata
s
ec
u
r
ity
co
m
p
ar
e
d
to
tr
ad
itio
n
al
m
eth
o
d
s
th
at
d
o
n
o
t
u
s
e
th
e
T
OGAF
f
r
am
ewo
r
k
wh
ich
m
ay
b
e
less
o
r
g
an
iz
ed
.
T
h
e
p
u
r
p
o
s
e
o
f
th
is
r
esear
ch
is
to
p
r
o
d
u
ce
a
n
ar
ch
itectu
r
e
d
esig
n
,
esp
ec
ia
lly
th
e
s
ec
u
r
ity
p
a
r
t
,
an
d
an
i
n
f
o
r
m
atio
n
s
y
s
tem
b
lu
ep
r
in
t
to
s
u
p
p
o
r
t
b
u
s
in
ess
p
r
o
ce
s
s
es.
T
h
e
m
ain
co
n
tr
ib
u
tio
n
o
f
t
h
is
r
esear
ch
is
to
d
ev
elo
p
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
o
r
in
f
o
r
m
atio
n
s
y
s
tem
s
in
a
m
o
r
e
d
ir
ec
ted
an
d
in
teg
r
ated
m
an
n
er
with
th
e
h
elp
o
f
E
A
u
s
in
g
th
e
T
OGAF
f
r
am
ewo
r
k
wh
ic
h
f
o
c
u
s
es
o
n
in
f
o
r
m
atio
n
s
y
s
tem
s
ar
ch
itectu
r
e,
esp
ec
ially
t
h
e
s
ec
u
r
ity
s
ec
tio
n
wh
ic
h
in
clu
d
es
a
s
er
v
ice
ca
talo
g
,
cl
ass
if
icatio
n
,
an
d
d
ata
q
u
ality
th
at
ca
n
im
p
r
o
v
e
d
ata
s
ec
u
r
it
y
.
Ho
wev
e
r
,
s
o
m
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
1
4
I
n
t J Ad
v
Ap
p
l Sci
,
Vo
l.
1
3
,
No
.
4
,
Dec
em
b
er
2
0
2
4
:
8
1
0
~
8
1
7
812
lim
itatio
n
s
n
ee
d
to
b
e
co
n
s
id
er
ed
in
im
p
lem
en
tin
g
th
is
s
o
lu
t
io
n
,
in
cl
u
d
in
g
th
e
ch
allen
g
e
o
f
ch
an
g
in
g
e
x
is
tin
g
wo
r
k
.
2.
RE
S
E
ARCH
M
E
T
H
O
D
T
h
e
au
th
o
r
ch
o
o
s
es
a
m
eth
o
d
o
lo
g
y
f
o
r
th
is
r
esear
ch
.
T
h
e
m
eth
o
d
o
lo
g
y
ch
o
s
en
is
T
OGAF
wh
ich
f
o
cu
s
es
o
n
p
h
ase
C
,
n
am
ely
in
f
o
r
m
atio
n
s
y
s
tem
ar
ch
itectu
r
e.
T
h
e
d
ata
was
u
s
ed
th
r
o
u
g
h
in
ter
v
iews
with
d
ir
ec
to
r
s
an
d
d
ir
ec
t o
b
s
er
v
atio
n
o
f
h
ea
lth
ca
r
e
co
m
p
an
ies,
wh
ich
ca
n
b
e
s
h
o
wn
in
Fig
u
r
e
1
.
T
h
e
r
esear
ch
p
h
ases
:
i)
Pre
lim
in
ar
y
p
h
ase,
o
u
tlin
es
th
e
in
itial
p
r
ep
ar
atio
n
s
an
d
ac
tio
n
s
n
ee
d
ed
to
ac
h
iev
e
th
e
b
u
s
in
ess
o
b
jectiv
e
s
o
f
d
esig
n
in
g
a
n
ew
e
n
ter
p
r
is
e
ar
ch
itectu
r
e,
in
clu
d
in
g
d
ef
in
in
g
th
e
ar
ch
itectu
r
e
f
r
am
ewo
r
k
an
d
ar
ch
itectu
r
e
p
r
in
cip
les
[
2
6
]
;
ii)
Ph
ase
A,
ar
ch
itectu
r
e
v
is
io
n
,
o
u
tlin
es
th
e
p
r
o
p
o
s
ed
v
is
io
n
in
clu
d
in
g
b
u
s
in
ess
p
r
o
f
ile,
b
u
s
in
ess
s
tr
u
ctu
r
e,
b
u
s
in
ess
p
r
o
ce
s
s
es,
b
o
u
n
d
i
n
g
th
e
a
r
ch
ite
ctu
r
e
d
e
v
elo
p
m
e
n
t
p
r
o
b
lem
,
id
en
tify
i
n
g
s
tak
eh
o
ld
er
s
,
an
d
o
b
tain
in
g
ap
p
r
o
v
al
f
r
o
m
a
p
p
r
o
p
r
iate
s
tak
eh
o
l
d
er
s
[
3
0
]
;
iii)
Ph
ase
B
,
b
u
s
in
ess
ar
ch
itectu
r
e,
o
u
tlin
es
cr
ea
tin
g
o
f
a
n
o
r
g
an
izatio
n
'
s
b
u
s
in
ess
to
m
ain
tain
th
at
h
as
r
ec
eiv
ed
ap
p
r
o
v
al
b
u
s
in
ess
v
is
io
n
[
2
4
]
;
an
d
iv
)
p
h
ase
C
,
th
e
in
f
o
r
m
atio
n
s
y
s
tem
,
o
u
tlin
es
th
e
f
u
n
ctio
n
al
s
ec
u
r
ity
s
er
v
ices
an
d
th
eir
s
ec
u
r
ity
class
if
icatio
n
[
2
9
]
.
Secu
r
ity
s
er
v
ices
ca
talo
g
(
SS
C
)
,
d
escr
ib
es
a
co
m
p
r
eh
e
n
s
iv
e
d
o
cu
m
en
tatio
n
o
f
th
e
wid
e
r
an
g
e
o
f
s
er
v
ices
p
r
o
v
i
d
ed
b
y
th
e
s
ec
u
r
ity
team
to
t
h
e
o
r
g
an
iz
atio
n
.
T
h
is
SS
C
in
clu
d
es
id
en
tity
an
d
ac
ce
s
s
m
an
ag
em
en
t,
d
escr
ib
in
g
th
e
s
tr
ateg
ies
u
s
ed
to
p
r
o
tect
its
ass
ets
f
r
o
m
m
is
u
s
e
b
y
v
er
if
y
in
g
wh
ich
u
s
er
s
h
a
v
e
th
e
r
ig
h
t
to
ac
ce
s
s
ce
r
tain
ap
p
licatio
n
s
an
d
ty
p
es
o
f
i
n
f
o
r
m
atio
n
[
3
1
]
.
Secu
r
ity
in
tellig
en
ce
d
escr
ib
es
r
is
k
r
ed
u
ctio
n
s
tr
ateg
ies
th
at
in
co
r
p
o
r
ate
ex
ter
n
al
an
d
in
ter
n
al
th
r
ea
t,
s
ec
u
r
ity
,
an
d
b
u
s
in
ess
in
tellig
en
ce
ac
r
o
s
s
th
e
o
r
g
an
izatio
n
[
3
2
]
.
Dig
ital
f
o
r
en
s
ics
d
escr
ib
es
d
ea
lin
g
with
an
y
d
ata
f
o
u
n
d
o
n
d
ig
ital
d
e
v
ices
[
3
3
]
.
Secu
r
ity
an
aly
tics
is
a
s
tr
ateg
y
u
s
ed
to
id
en
tify
,
p
r
o
tect,
an
d
tr
o
u
b
lesh
o
o
t
s
ec
u
r
ity
e
v
en
ts
th
at
th
r
ea
ten
I
T
s
y
s
tem
s
[
3
4
]
.
Secu
r
it
y
class
if
icatio
n
,
d
escr
ib
es
th
e
lab
els
attac
h
ed
to
ass
e
ts
,
ac
co
r
d
in
g
to
a
class
if
icatio
n
s
ch
em
e
[
3
5
]
.
Data
q
u
ality
d
escr
ib
es m
ain
tain
in
g
th
e
q
u
ality
o
f
d
ata
u
s
ed
in
in
f
o
r
m
atio
n
s
y
s
tem
s
[
3
6
]
.
Fi
g
u
r
e
1.
R
esear
ch
m
eth
o
d
[
3
0
]
3.
RE
SU
L
T
S AN
D
D
I
SCU
SS
I
O
N
T
h
is
co
n
tex
t
d
is
cu
s
s
es
s
ec
u
r
ity
s
ec
tio
n
s
s
u
ch
as
s
ec
u
r
ity
s
er
v
ice
ca
talo
g
,
s
ec
u
r
ity
class
if
icatio
n
,
an
d
d
ata
q
u
ality
.
T
h
is
d
is
cu
s
s
io
n
r
ef
er
s
to
th
e
f
in
d
in
g
s
f
o
u
n
d
a
n
d
co
llected
d
u
r
in
g
th
e
r
esear
ch
p
r
o
ce
s
s
th
r
o
u
g
h
in
ter
v
iews with
th
e
d
ir
ec
to
r
a
n
d
d
ir
ec
t o
b
s
er
v
atio
n
.
T
h
is
co
n
t
ex
t c
o
v
er
s
p
h
ase
C
in
f
o
r
m
atio
n
s
y
s
tem
s
.
3
.
1
.
Securit
y
s
er
v
ice
c
a
t
a
lo
g
SS
C
will
b
e
th
e
d
o
cu
m
en
tatio
n
n
ee
d
e
d
to
en
s
u
r
e
th
at
th
e
s
ec
u
r
ity
n
ee
d
s
o
f
th
e
i
n
f
o
r
m
atio
n
s
y
s
tem
h
av
e
b
ee
n
p
r
o
p
er
ly
id
en
tifie
d
an
d
th
at
a
p
p
r
o
p
r
iate
s
ec
u
r
it
y
co
n
tr
o
ls
h
av
e
b
ee
n
d
esig
n
e
d
an
d
im
p
lem
en
te
d
[
3
1
]
.
S
S
C
i
n
c
l
u
d
e
s
i
d
e
n
t
it
y
a
n
d
a
c
c
e
s
s
m
a
n
a
g
e
m
e
n
t
,
s
e
cu
r
i
t
y
i
n
t
e
l
l
i
g
e
n
ce
,
d
i
g
i
t
a
l
f
o
r
en
s
i
cs
,
a
n
d
s
e
c
u
r
i
t
y
a
n
a
l
y
s
is
.
T
h
is
is
i
m
p
o
r
t
a
n
t
b
e
ca
u
s
e
i
t
h
el
p
s
i
n
m
a
n
a
g
i
n
g
a
n
d
r
e
g
u
l
a
t
i
n
g
d
a
t
a
s
e
c
u
r
i
t
y
m
o
r
e
o
p
t
i
m
a
l
l
y
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J Ad
v
Ap
p
l Sci
I
SS
N:
2252
-
8
8
1
4
I
n
fo
r
ma
tio
n
s
ystem
a
r
ch
itectu
r
e
fo
r
h
ea
lth
ca
r
e
co
mp
a
n
y
b
a
s
ed
o
n
…
(
V
a
n
i
a
C
h
r
is
ty)
813
3
.
1
.
1
.
I
d
e
n
t
i
t
y
a
n
d
a
c
c
ess
ma
n
a
g
e
me
n
t
I
d
en
tity
an
d
ac
ce
s
s
m
an
ag
em
en
t
(
I
AM
)
is
im
p
o
r
tan
t
f
o
r
h
ea
lth
ca
r
e
o
r
g
an
izatio
n
s
to
p
r
o
tect
th
eir
ass
ets f
r
o
m
wr
o
n
g
f
u
l u
s
e.
I
A
M
in
clu
d
es a
u
th
en
ticatio
n
,
au
t
h
o
r
izatio
n
,
a
n
d
a
ce
n
tr
al
u
s
er
r
ep
o
s
ito
r
y
[
3
1
]
.
i)
Au
th
en
ticatio
n
Au
th
en
ticatio
n
is
o
n
e
o
f
th
e
k
ey
c
o
m
p
o
n
en
ts
in
th
e
en
ter
p
r
is
e,
esp
ec
ially
p
r
o
tectin
g
u
s
er
p
r
iv
ac
y
f
r
o
m
u
n
au
th
o
r
ized
ac
ce
s
s
.
T
h
e
co
m
p
an
y
o
n
ly
u
s
es
p
ass
wo
r
d
s
o
n
th
e
web
s
ite,
it
h
as
ex
p
er
ien
ce
d
d
ata
leak
s
,
h
en
ce
th
e
n
ee
d
to
i
n
co
r
p
o
r
ate
m
u
lti
-
f
ac
to
r
au
th
e
n
ticatio
n
(
M
FA
)
an
d
s
in
g
le
s
ig
n
-
on
(
SSO
)
.
C
o
m
b
in
in
g
th
ese
two
ca
n
h
elp
im
p
r
o
v
e
s
ec
u
r
ity
wh
ile
in
cr
ea
s
in
g
u
s
er
p
r
o
d
u
ct
iv
ity
,
as we
ll a
s
b
u
s
in
ess
co
n
tin
u
ity
.
MFA
wo
r
k
s
is
th
at
u
s
er
s
en
ter
p
r
im
ar
y
cr
ed
e
n
tials
s
u
ch
as
u
s
er
n
am
e
an
d
p
ass
wo
r
d
.
Af
te
r
th
at,
th
ey
m
u
s
t
g
o
th
r
o
u
g
h
a
s
ec
o
n
d
-
f
a
cto
r
v
er
if
icatio
n
p
r
o
ce
s
s
,
wh
ich
co
u
ld
b
e
a
one
-
tim
e
p
ass
wo
r
d
(
OT
P)
s
en
t
to
th
eir
d
ev
ice,
a
p
h
y
s
ical
to
k
en
th
at
g
en
er
ates a
u
n
iq
u
e
co
d
e,
o
r
a
b
io
m
etr
ic
m
eth
o
d
s
u
c
h
as f
in
g
er
p
r
i
n
t o
r
f
ac
ial
r
ec
o
g
n
itio
n
.
I
f
b
o
th
f
ac
to
r
s
ar
e
s
u
cc
ess
f
u
lly
v
er
if
ied
,
ac
ce
s
s
to
th
e
s
y
s
tem
is
g
r
an
ted
.
SS
O
wo
r
k
s
is
th
at
u
s
er
s
en
ter
th
eir
cr
ed
en
tial
s
(
u
s
er
n
am
e
a
n
d
p
ass
wo
r
d
)
in
to
th
e
SS
O
s
y
s
tem
,
th
is
s
y
s
tem
will
g
en
er
ate
a
v
alid
au
t
h
en
ticatio
n
to
k
en
.
T
h
is
to
k
e
n
is
th
e
n
u
s
ed
t
o
ac
ce
s
s
o
th
er
c
o
n
n
ec
ted
ap
p
licatio
n
s
o
r
s
y
s
tem
s
wit
h
o
u
t
th
e
n
ee
d
to
e
n
ter
cr
e
d
en
tials
ag
ain
.
T
h
e
s
y
s
tem
u
s
es
th
e
p
r
o
v
id
ed
au
th
e
n
ticatio
n
to
k
en
to
g
r
an
t a
cc
ess
.
I
m
p
lem
en
tatio
n
o
f
MFA
an
d
SS
O
in
th
e
en
ter
p
r
is
e
n
o
t
o
n
ly
im
p
r
o
v
es
s
ec
u
r
ity
b
u
t
also
s
ig
n
if
ican
tly
af
f
ec
ts
u
s
er
ex
p
er
ien
ce
.
W
ith
MFA,
en
ter
p
r
is
es
ca
n
en
s
u
r
e
t
h
at
ac
ce
s
s
to
cr
itical
s
y
s
tem
s
d
o
es
n
o
t
r
ely
s
o
lely
o
n
a
s
in
g
le
a
u
th
e
n
ticatio
n
f
ac
t
o
r
s
u
ch
as
a
p
ass
wo
r
d
,
wh
ich
is
v
u
ln
er
ab
le
to
attac
k
.
Me
an
w
h
ile,
SS
O
b
ec
o
m
es
f
aster
an
d
m
o
r
e
co
n
s
is
ten
t,
allo
win
g
ad
m
in
is
tr
ato
r
s
to
ce
n
tr
ally
co
n
tr
o
l
an
d
au
d
it
ac
ce
s
s
to
v
ar
io
u
s
s
y
s
tem
s
an
d
cr
ea
te
a
m
o
r
e
s
ec
u
r
e
wo
r
k
in
g
en
v
ir
o
n
m
e
n
t.
ii)
Au
th
o
r
izatio
n
I
d
en
tity
m
a
n
ag
em
e
n
t
p
r
o
ce
s
s
,
ac
ce
s
s
co
n
tr
o
l
is
ap
p
lied
to
id
en
titi
es
to
r
eg
u
late
ac
ce
s
s
to
d
o
cu
m
en
ts
,
ap
p
licatio
n
s
,
o
r
o
th
er
in
f
o
r
m
at
io
n
,
r
e
q
u
ir
in
g
th
e
ap
p
licatio
n
o
f
ac
ce
s
s
co
n
tr
o
l
m
o
d
els,
s
u
c
h
as
attr
ib
u
te
-
b
ased
ac
ce
s
s
co
n
tr
o
l
(
AB
AC
)
to
p
r
o
tect
s
en
s
itiv
e
d
ata,
r
eg
u
late
u
s
er
ac
ce
s
s
,
co
m
p
ly
with
r
e
g
u
la
tio
n
s
,
an
d
m
a
n
ag
e
s
ec
u
r
ity
r
is
k
s
.
T
h
e
way
it
wo
r
k
s
is
if
an
em
p
lo
y
ee
wan
ts
to
ac
ce
s
s
cu
s
to
m
er
d
ata
it
m
ay
b
e
r
estricte
d
b
ase
d
o
n
t
h
eir
r
o
le
in
th
e
o
r
g
an
i
z
atio
n
,
s
u
ch
as
a
cu
s
to
m
er
r
elatio
n
s
h
ip
m
an
ag
em
en
t
(
CRM
)
ap
p
licatio
n
th
e
f
u
n
ctio
n
is
to
v
is
it
a
cu
s
to
m
er
s
ite
to
ch
an
g
e
a
wate
r
f
ilter
AB
A
C
wi
ll
ev
alu
ate
th
e
em
p
lo
y
ee
'
s
r
o
le,
th
eir
cu
r
r
en
t
task
an
d
o
n
ly
em
p
lo
y
ee
s
wh
o
h
av
e
b
ee
n
ev
alu
ated
b
y
AB
AC
ca
n
ac
ce
s
s
th
e
C
R
M
ap
p
licatio
n
.
AB
A
C
ca
n
im
p
r
o
v
e
s
ec
u
r
it
y
b
y
co
n
s
id
er
in
g
v
ar
i
o
u
s
at
tr
ib
u
tes
b
ef
o
r
e
g
r
an
tin
g
ac
c
ess
.
Su
ch
attr
ib
u
tes
in
clu
d
e
u
s
er
r
o
les,
en
v
ir
o
n
m
e
n
tal
co
n
d
itio
n
s
,
d
ata
s
en
s
itiv
ity
,
an
d
s
p
ec
if
ic
ac
tio
n
s
r
eq
u
ested
co
m
p
an
ies
ca
n
m
ain
tain
o
v
er
a
ll
co
n
tr
o
l
o
v
e
r
wh
o
ac
ce
s
s
es
cu
s
to
m
er
d
ata,
th
er
e
b
y
im
p
r
o
v
i
n
g
d
ata
p
r
o
tectio
n
an
d
en
s
u
r
in
g
co
m
p
lian
ce
with
p
r
iv
ac
y
laws.
iii)
C
en
tr
al
u
s
er
r
ep
o
s
ito
r
y
A
c
en
tr
al
r
e
p
o
s
ito
r
y
o
f
u
s
er
s
ass
ig
n
in
g
id
en
titi
es
to
o
th
er
r
eso
u
r
ce
s
an
d
co
n
f
ir
m
atio
n
o
f
cr
ed
en
tials
s
u
b
m
itted
b
y
d
if
f
er
e
n
t
u
s
er
s
s
u
ch
as
Sailp
o
in
t
will
h
elp
co
m
p
an
ies
to
m
an
a
g
e
th
e
d
i
g
ital
id
en
titi
es
o
f
all
u
s
er
s
in
v
o
lv
ed
in
th
e
co
m
p
an
y
'
s
o
p
er
atio
n
s
,
in
clu
d
in
g
em
p
lo
y
ee
s
,
an
d
v
en
d
o
r
s
.
T
h
is
wo
r
k
s
wh
en
a
n
ew
em
p
lo
y
ee
jo
in
s
th
e
h
ea
lth
ca
r
e
o
r
g
an
i
z
a
tio
n
,
S
ailp
o
in
t
ca
n
a
u
to
m
atic
ally
g
r
an
t
ac
ce
s
s
th
at
m
atch
e
s
th
eir
r
o
les
an
d
r
esp
o
n
s
ib
ilit
ies.
Similar
ly
,
wh
en
an
em
p
l
o
y
ee
leav
es
o
r
m
o
v
es,
th
e
Sailp
o
in
t
ca
n
a
u
to
m
atica
lly
r
em
o
v
e
o
r
r
estrict
th
eir
ac
ce
s
s
.
T
h
is
ca
n
h
elp
in
d
etec
tin
g
s
u
s
p
icio
u
s
b
eh
av
io
r
o
r
p
o
ten
tial
s
ec
u
r
ity
t
h
r
ea
ts
b
y
m
o
n
ito
r
in
g
u
s
er
ac
tiv
ity
an
d
a
cc
ess
p
atter
n
s
if
a
d
ep
ar
tin
g
o
r
m
o
v
in
g
e
m
p
lo
y
ee
wan
ts
to
d
o
s
o
m
eth
i
n
g
d
etr
im
e
n
tal
to
th
e
co
m
p
an
y
,
it
will
b
e
au
to
m
atic
ally
d
etec
ted
b
y
Sailp
o
in
t
th
u
s
s
av
in
g
tim
e
b
u
t
also
r
e
d
u
cin
g
th
e
p
o
s
s
ib
ilit
y
o
f
h
u
m
an
e
r
r
o
r
th
at
ca
n
o
cc
u
r
if
ac
ce
s
s
is
u
p
d
ated
m
an
u
ally
.
Sailp
o
in
t
also
in
cr
ea
s
es
v
is
ib
i
lity
an
d
co
n
tr
o
l
o
v
er
u
s
er
ac
c
ess
th
r
o
u
g
h
co
m
p
r
eh
e
n
s
iv
e
au
d
itin
g
an
d
r
ep
o
r
tin
g
f
ea
tu
r
es.
W
ith
th
e
a
b
ilit
y
to
m
o
n
ito
r
an
d
tr
ac
k
all
u
s
er
ac
tiv
ity
,
Sailp
o
in
t
h
elp
s
o
r
g
an
i
z
atio
n
s
d
etec
t
an
d
r
esp
o
n
d
to
s
ec
u
r
ity
th
r
ea
ts
in
r
ea
l
tim
e.
Fo
r
e
x
am
p
le,
if
a
u
s
er
tr
ies
to
ac
ce
s
s
d
ata
t
h
at
d
o
es
n
o
t
m
atc
h
th
eir
r
o
le
,
th
e
s
y
s
tem
ca
n
is
s
u
e
aler
ts
o
r
tak
e
au
to
m
ated
ac
ti
o
n
s
to
p
r
e
v
en
t
u
n
au
t
h
o
r
i
z
ed
a
cc
ess
.
T
h
is
en
s
u
r
es
th
at
co
m
p
a
n
ies
alwa
y
s
h
av
e
a
clea
r
p
ictu
r
e
o
f
wh
o
h
as
ac
ce
s
s
to
wh
at,
an
d
c
an
q
u
ick
ly
id
en
tify
an
d
ad
d
r
ess
p
o
ten
tial secu
r
ity
r
is
k
s
.
Sailp
o
in
t
ca
n
in
teg
r
ate
with
v
ar
io
u
s
ap
p
licatio
n
s
an
d
s
y
s
tem
s
u
s
ed
b
y
th
e
en
ter
p
r
is
e.
T
h
is
in
teg
r
atio
n
en
s
u
r
es
th
at
an
y
s
u
s
p
icio
u
s
o
r
u
n
u
s
u
al
ac
tio
n
s
ca
n
b
e
im
m
ed
iately
id
en
tifie
d
an
d
ad
d
r
ess
ed
b
ef
o
r
e
th
e
y
b
ec
o
m
e
s
er
io
u
s
th
r
ea
ts
,
allo
win
g
o
r
g
an
i
z
atio
n
s
to
d
ev
elo
p
m
o
r
e
p
r
o
ac
tiv
e
s
ec
u
r
ity
s
tr
ateg
ies.
Mitig
atio
n
m
ea
s
u
r
es
ca
n
b
e
im
p
lem
en
ted
as
s
o
o
n
as
a
th
r
ea
t
is
in
d
icate
d
,
p
r
ev
en
tin
g
f
u
r
th
er
p
o
ten
tial
lo
s
s
.
T
h
u
s
,
Sailp
o
in
t
s
er
v
es
n
o
t
o
n
ly
as
an
id
en
tity
m
an
ag
e
m
en
t
to
o
l
b
u
t
also
as
a
cr
itical
co
m
p
o
n
en
t
in
a
co
m
p
an
y
'
s
cy
b
er
s
ec
u
r
ity
s
tr
ateg
y
.
3
.
1
.
2
.
Securit
y
inte
llig
ence
Secu
r
ity
i
n
tellig
en
ce
is
cr
itica
l
to
ad
d
r
ess
in
g
th
e
m
a
n
y
c
o
m
p
lex
d
ata
s
ec
u
r
it
y
r
is
k
s
th
at
h
ea
lth
ca
r
e
o
r
g
an
izatio
n
s
f
ac
e
t
o
d
ay
[
3
2
]
,
h
en
ce
th
e
n
ee
d
f
o
r
s
ec
u
r
ity
in
f
o
r
m
atio
n
an
d
e
v
en
t
m
an
a
g
em
en
t
(
SIE
M
)
t
o
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
2
5
2
-
8
8
1
4
I
n
t J Ad
v
Ap
p
l Sci
,
Vo
l.
1
3
,
No
.
4
,
Dec
em
b
er
2
0
2
4
:
8
1
0
~
8
1
7
814
p
r
o
tect
u
s
er
d
ata,
h
elp
in
g
to
m
o
n
ito
r
an
d
an
aly
ze
ev
en
ts
th
at
o
cc
u
r
with
in
an
en
ter
p
r
is
e'
s
n
etwo
r
k
an
d
I
T
s
y
s
tem
s
.
T
h
is
in
clu
d
es
ac
tiv
ities
s
u
ch
as
s
u
s
p
icio
u
s
lo
g
in
attem
p
ts
,
u
n
au
th
o
r
ized
ac
ce
s
s
to
s
en
s
itiv
e
d
ata,
o
r
o
th
er
ev
e
n
ts
th
at
co
u
ld
s
ig
n
al
a
s
ec
u
r
ity
th
r
ea
t.
3
.
1
.
3
.
Dig
it
a
l f
o
re
ns
ics
I
n
th
e
cu
r
r
en
t
er
a,
tec
h
n
o
l
o
g
y
is
in
cr
ea
s
in
g
ly
s
o
p
h
is
ticated
wh
ich
ca
n
in
cr
ea
s
e
t
h
e
n
u
m
b
e
r
o
f
cr
im
e
ca
s
es
s
u
ch
as
ca
s
es
o
f
d
ata
t
h
ef
t,
o
n
lin
e
f
r
a
u
d
,
an
d
,
co
m
p
an
y
d
e
f
am
atio
n
[
3
3
]
.
Hea
lth
c
ar
e
co
m
p
a
n
ies
h
av
e
ex
p
er
ien
ce
d
ca
s
es
o
f
o
n
lin
e
f
r
au
d
o
n
b
eh
alf
o
f
th
e
co
m
p
a
n
y
to
in
v
esti
g
ate
t
h
ese
ca
s
es
d
ig
ital
f
o
r
e
n
s
ics
is
n
ee
d
ed
.
D
ig
ital
f
o
r
en
s
ics
f
o
c
u
s
es
o
n
in
v
esti
g
atin
g
d
ig
ital
ev
id
en
ce
a
n
d
m
eth
o
d
s
f
o
r
f
in
d
in
g
,
o
b
tain
in
g
,
an
d
s
ec
u
r
in
g
th
at
ev
id
e
n
ce
.
T
h
e
s
tep
s
to
h
a
n
d
le
o
n
lin
e
f
r
au
d
ca
s
es
u
s
in
g
d
ig
ital
f
o
r
e
n
s
ics
ar
e
:
i)
W
h
en
a
co
m
p
a
n
y
r
ec
eiv
es
a
r
e
p
o
r
t
o
r
s
u
s
p
ec
ts
o
n
lin
e
f
r
a
u
d
,
f
o
llo
w
u
p
q
u
i
ck
ly
.
Seek
h
elp
f
r
o
m
th
e
d
ig
ital
f
o
r
en
s
ics
team
im
m
ed
iately
;
ii)
Do
cu
m
en
t
all
av
ailab
le
ev
id
en
ce
,
in
clu
d
in
g
f
r
au
d
u
len
t
em
ails
,
tex
t
m
ess
ag
es,
o
r
s
u
s
p
icio
u
s
tr
an
s
ac
tio
n
in
f
o
r
m
atio
n
.
Ma
k
e
s
u
r
e
to
co
llect
co
m
p
lete
a
n
d
ac
cu
r
ate
elec
tr
o
n
ic
ev
id
e
n
ce
;
iii)
T
h
e
d
ig
ital
f
o
r
en
s
ics
team
n
ee
d
s
t
o
b
e
i
m
m
ed
iately
n
o
tifie
d
an
d
in
v
o
lv
ed
in
in
v
esti
g
atin
g
th
e
ca
s
e.
T
h
ey
will
lead
th
e
ef
f
o
r
t
to
c
o
llect,
an
aly
ze
,
an
d
in
ter
p
r
et
th
e
d
ig
ital
ev
id
en
ce
f
o
u
n
d
;
iv
)
T
h
e
d
ig
ital
f
o
r
en
s
i
cs
team
will
co
llect
elec
tr
o
n
ic
ev
id
en
ce
f
r
o
m
v
ar
i
o
u
s
s
o
u
r
ce
s
,
in
clu
d
in
g
em
ail
s
,
tr
an
s
ac
tio
n
lo
g
s
,
o
r
n
etwo
r
k
ac
tiv
ity
r
ec
o
r
d
s
,
r
elatin
g
to
th
e
o
n
li
n
e
f
r
au
d
c
ase
;
v
)
An
aly
s
is
o
f
f
o
r
en
s
ic
d
ig
ital
d
ata
will
in
v
o
lv
e
s
ea
r
ch
in
g
f
o
r
s
u
s
p
icio
u
s
tr
ac
es,
r
ec
o
v
er
in
g
l
o
s
t
o
r
d
el
eted
in
f
o
r
m
atio
n
,
an
d
id
e
n
tif
y
in
g
p
atter
n
s
o
f
p
o
s
s
ib
le
f
r
a
u
d
;
v
i)
T
h
e
d
i
g
ital
f
o
r
en
s
ic
team
will
r
ec
o
n
s
tr
u
ct
th
e
c
h
r
o
n
o
lo
g
y
o
f
e
v
en
ts
,
u
n
d
er
s
tan
d
h
o
w
t
h
e
f
r
au
d
o
cc
u
r
r
ed
,
an
d
id
e
n
tify
th
e
p
er
p
etr
ato
r
s
an
d
m
eth
o
d
s
u
s
ed
;
v
ii)
E
n
g
a
g
e
an
in
ter
n
al
o
r
ex
ter
n
al
leg
al
team
to
p
r
o
v
i
d
e
leg
al
ad
v
ice
o
n
th
e
n
ex
t
c
o
u
r
s
e
o
f
ac
tio
n
to
b
e
ta
k
en
b
ased
o
n
th
e
d
i
g
ital
f
o
r
en
s
ic
f
in
d
i
n
g
s
;
v
iii)
I
f
n
ee
d
ed
,
th
e
ev
id
en
ce
f
o
u
n
d
b
y
th
e
d
ig
ital
f
o
r
en
s
ics
team
ca
n
b
e
u
s
ed
in
th
e
law
en
f
o
r
ce
m
en
t
p
r
o
ce
s
s
to
p
r
o
s
ec
u
te
th
e
p
er
p
etr
ato
r
s
o
f
t
h
e
f
r
au
d
an
d
b
r
i
n
g
t
h
em
to
ju
s
tic
e
;
ix
)
B
ased
o
n
th
e
f
in
d
i
n
g
s
f
r
o
m
th
e
d
ig
ital
f
o
r
en
s
ics
in
v
esti
g
atio
n
,
th
e
co
m
p
an
y
s
h
o
u
ld
tak
e
s
tep
s
to
im
p
r
o
v
e
s
y
s
te
m
s
ec
u
r
ity
an
d
p
r
ev
e
n
t
s
im
ilar
in
ci
d
en
ts
f
r
o
m
h
ap
p
en
in
g
in
th
e
f
u
tu
r
e
;
an
d
x
)
m
ak
e
s
u
r
e
to
i
n
f
o
r
m
c
u
s
to
m
er
s
an
d
b
u
s
in
es
s
p
ar
tn
er
s
ab
o
u
t
th
e
f
r
a
u
d
th
a
t
o
cc
u
r
r
ed
a
n
d
th
e
ac
tio
n
s
tak
en
b
y
th
e
co
m
p
an
y
.
T
h
is
ca
n
h
elp
r
ed
u
ce
t
h
e
r
is
k
o
f
f
u
tu
r
e
f
r
a
u
d
a
n
d
b
u
ild
cu
s
to
m
er
tr
u
s
t.
3
.
1
.
4
.
Securit
y
a
na
ly
t
ics
Secu
r
ity
an
aly
tics
is
es
s
en
tia
l
to
ad
d
r
ess
th
e
v
ar
io
u
s
co
m
p
lex
d
ata
s
ec
u
r
ity
r
is
k
s
th
at
h
ea
lth
ca
r
e
o
r
g
an
izatio
n
s
f
ac
e
to
d
a
y
[
3
4
]
,
h
en
ce
th
e
n
ee
d
f
o
r
SI
E
M
to
p
er
f
o
r
m
r
is
k
an
al
y
s
is
b
y
id
en
tify
in
g
ar
ea
s
v
u
ln
er
ab
le
to
s
ec
u
r
ity
attac
k
s
an
d
p
r
io
r
itizin
g
n
ec
ess
ar
y
s
ec
u
r
ity
m
ea
s
u
r
es
b
ec
au
s
e
SIE
M
u
s
es
s
o
p
h
is
ticated
alg
o
r
ith
m
s
an
d
an
aly
s
is
r
u
les
to
id
en
tify
s
u
s
p
icio
u
s
o
r
im
p
o
r
tan
t
s
ec
u
r
ity
ev
en
ts
.
Fo
r
e
x
am
p
le,
SIE
M
ca
n
d
etec
t su
s
p
icio
u
s
lo
g
in
attem
p
ts
,
u
n
u
s
u
al
u
s
er
ac
tiv
ity
,
o
r
m
a
lwar
e
attac
k
s
.
3
.
2
.
Securit
y
cla
s
s
if
ica
t
io
n
S
ec
u
r
ity
class
if
icatio
n
is
a
m
a
r
k
in
g
ass
ig
n
ed
to
a
n
ass
et,
ac
c
o
r
d
in
g
to
a
class
if
icatio
n
s
ch
em
e.
Ass
ets
ca
n
b
e
an
y
ap
p
r
o
p
r
iate
ar
c
h
itectu
r
e
co
m
p
o
n
en
t
[
3
7
]
.
T
h
e
s
ec
u
r
ity
class
if
icatio
n
d
ef
in
es
th
e
s
ec
u
r
ity
r
eq
u
ir
em
e
n
ts
ap
p
licab
le
to
th
e
ass
et.
As
s
ets
in
clu
d
e
b
u
s
in
ess
s
er
v
ices,
ca
p
ab
ilit
ie
s
,
i
n
f
o
r
m
atio
n
s
y
s
tem
s
er
v
ices,
an
d
p
h
y
s
ical
tech
n
o
lo
g
y
co
m
p
o
n
en
ts
.
T
h
is
is
r
elev
an
t
to
s
ec
u
r
ity
p
o
licies.
T
h
e
s
ec
u
r
ity
class
if
icatio
n
ca
n
b
e
s
h
o
wn
in
T
ab
le
1
.
3
.
3
.
Da
t
a
qu
a
lity
I
n
o
p
er
ati
o
n
al
r
is
k
m
an
a
g
em
e
n
t
,
d
ata
q
u
ality
is
cr
itical.
Sev
er
al
ess
en
tial
attr
ib
u
tes
in
f
lu
en
ce
d
ata
q
u
ality
in
clu
d
in
g
ac
cu
r
ac
y
,
r
elev
an
ce
,
tim
elin
ess
,
co
m
p
l
eten
e
s
s
,
an
d
ac
ce
s
s
ib
ilit
y
[
3
6
]
.
I
t
is
cr
u
cial
in
en
s
u
r
in
g
th
e
o
p
er
atio
n
al
s
u
cc
ess
an
d
s
ec
u
r
ity
o
f
in
f
o
r
m
atio
n
s
y
s
tem
s
.
T
h
e
d
ata
q
u
ality
ca
n
b
e
s
h
o
wn
i
n
T
ab
le
2.
T
ab
le
1
.
Ass
et
A
sset
D
e
scri
p
t
i
o
n
B
u
s
i
n
e
ss s
e
r
v
i
c
e
D
a
t
a
l
o
ss
p
r
e
v
e
n
t
i
o
n
(
D
LP)
a
p
p
l
i
c
a
t
i
o
n
s
p
r
e
v
e
n
t
d
a
t
a
l
e
a
k
a
g
e
b
y
m
o
n
i
t
o
r
i
n
g
,
d
e
t
e
c
t
i
n
g
,
a
n
d
p
r
e
v
e
n
t
i
n
g
t
h
e
t
r
a
n
sf
e
r
o
f
se
n
si
t
i
v
e
d
a
t
a
i
n
s
i
d
e
a
n
d
o
u
t
si
d
e
t
h
e
c
o
r
p
o
r
a
t
e
n
e
t
w
o
r
k
e
n
c
r
y
p
t
i
n
g
se
n
s
i
t
i
v
e
d
a
t
a
,
a
s
w
e
l
l
a
s
p
r
o
v
i
d
i
n
g
r
e
p
o
r
t
i
n
g
o
n
p
o
t
e
n
t
i
a
l
l
y
s
u
sp
i
c
i
o
u
s
u
ser
a
c
t
i
v
i
t
y
.
C
a
p
a
b
i
l
i
t
y
I
A
M
a
p
p
l
i
c
a
t
i
o
n
s
o
n
l
y
a
u
t
h
o
r
i
z
e
d
u
sers
c
a
n
a
c
c
e
ss
s
e
n
s
i
t
i
v
e
d
a
t
a
o
r
c
r
i
t
i
c
a
l
s
y
st
e
ms.
P
e
o
p
l
e
w
h
o
a
r
e
r
e
a
l
l
y
I
T
sec
u
r
i
t
y
e
x
p
e
r
t
s a
r
e
n
e
e
d
e
d
.
I
f
a
c
t
w
r
o
n
g
l
y
,
t
h
e
c
o
m
p
a
n
y
's re
p
u
t
a
t
i
o
n
i
s
d
e
st
r
o
y
e
d
.
I
n
f
o
r
mat
i
o
n
sy
st
e
m s
e
r
v
i
c
e
s
i
n
t
r
u
s
i
o
n
d
e
t
e
c
t
i
o
n
s
y
st
e
m
(
I
D
S
)
a
p
p
l
i
c
a
t
i
o
n
s
t
o
p
r
o
t
e
c
t
i
n
f
o
r
m
a
t
i
o
n
s
y
s
t
e
m
s
e
r
v
i
c
e
s
f
r
o
m
e
x
t
e
r
n
a
l
a
n
d
i
n
t
e
r
n
a
l
a
t
t
a
c
k
s.
I
f
t
h
e
I
D
S
d
e
t
e
c
t
s
s
u
s
p
i
c
i
o
u
s
a
c
t
i
v
i
t
y
,
t
h
e
s
y
st
e
m
w
i
l
l
g
e
n
e
r
a
t
e
a
n
a
l
e
r
t
t
o
t
h
e
a
d
m
i
n
i
s
t
r
a
t
o
r
o
r
e
n
t
e
r
p
r
i
se
sec
u
r
i
t
y
t
e
a
m
.
Th
e
se
a
l
e
r
t
s
n
o
t
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f
y
t
h
e
m
o
f
p
o
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t
i
a
l
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r
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a
t
s
a
n
d
e
n
a
b
l
e
q
u
i
c
k
r
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s
p
o
n
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a
c
t
i
o
n
s
t
o
st
o
p
t
h
e
a
t
t
a
c
k
a
n
d
p
r
o
t
e
c
t
t
h
e
s
y
st
e
m.
P
h
y
s
i
c
a
l
d
a
t
a
c
o
m
p
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e
n
t
D
LP
a
p
p
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i
c
a
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i
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m
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t
o
r
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a
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r
se
n
s
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t
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v
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r
mat
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.
B
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o
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s t
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su
r
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a
t
a
sec
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r
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t
y
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J Ad
v
Ap
p
l Sci
I
SS
N:
2252
-
8
8
1
4
I
n
fo
r
ma
tio
n
s
ystem
a
r
ch
itectu
r
e
fo
r
h
ea
lth
ca
r
e
co
mp
a
n
y
b
a
s
ed
o
n
…
(
V
a
n
i
a
C
h
r
is
ty)
815
T
ab
le
2
.
Attr
ib
u
tes
A
t
t
r
i
b
u
t
e
s
D
e
scri
p
t
i
o
n
A
c
c
u
r
a
c
y
D
a
t
a
q
u
a
l
i
t
y
m
o
n
i
t
o
r
i
n
g
(
D
Q
M
)
t
o
o
l
s
a
ss
i
st
i
n
t
h
e
c
o
n
t
i
n
u
o
u
s
m
o
n
i
t
o
r
i
n
g
o
f
d
a
t
a
q
u
a
l
i
t
y
b
y
p
r
o
v
i
d
i
n
g
m
e
t
r
i
c
s
a
n
d
r
e
p
o
r
t
s
o
n
d
a
t
a
a
c
c
u
r
a
c
y
,
s
u
i
t
a
b
i
l
i
t
y
,
c
o
mp
l
e
t
e
n
e
ss
,
a
n
d
r
e
l
i
a
b
i
l
i
t
y
.
R
e
l
e
v
a
n
c
e
D
Q
M
t
o
o
l
s h
e
l
p
i
n
mo
n
i
t
o
r
i
n
g
,
ma
n
a
g
i
n
g
,
a
n
d
i
m
p
r
o
v
i
n
g
d
a
t
a
q
u
a
l
i
t
y
a
c
r
o
ss
t
h
e
o
r
g
a
n
i
z
a
t
i
o
n
.
I
t
o
f
f
e
r
s
f
e
a
t
u
r
e
s
s
u
c
h
a
s
r
e
a
l
-
t
i
me
d
a
t
a
m
o
n
i
t
o
r
i
n
g
,
a
u
t
o
ma
t
e
d
d
a
t
a
c
l
e
a
n
si
n
g
,
a
n
o
ma
l
y
d
e
t
e
c
t
i
o
n
,
a
n
d
d
a
t
a
q
u
a
l
i
t
y
r
e
p
o
r
t
i
n
g
.
Ti
me
l
i
n
e
ss
D
a
t
a
q
u
a
l
i
t
y
t
o
o
l
s
t
o
ma
n
a
g
e
d
a
t
a
q
u
a
l
i
t
y
,
i
n
c
l
u
d
i
n
g
d
a
t
a
e
r
r
o
r
d
e
t
e
c
t
i
o
n
a
n
d
c
o
r
r
e
c
t
i
o
n
,
m
o
n
i
t
o
r
i
n
g
a
n
d
r
e
p
o
r
t
i
n
g
,
a
n
d
a
u
t
o
m
a
t
e
d
d
a
t
a
c
l
e
a
n
si
n
g
.
I
n
t
e
g
r
a
t
i
o
n
o
f
t
h
e
se
t
o
o
l
s
i
n
t
o
t
h
e
e
n
t
e
r
p
r
i
s
e
a
r
c
h
i
t
e
c
t
u
r
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c
a
n
h
e
l
p
i
n
i
mp
r
o
v
i
n
g
t
i
m
e
l
i
n
e
ss
i
n
d
a
t
a
q
u
a
l
i
t
y
b
y
d
e
t
e
c
t
i
n
g
a
n
d
f
i
x
i
n
g
p
r
o
b
l
e
ms
q
u
i
c
k
l
y
.
C
o
m
p
l
e
t
e
n
e
ss
D
Q
M
To
o
l
s
t
o
i
d
e
n
t
i
f
y
,
a
sse
ss,
a
n
d
c
o
r
r
e
c
t
d
a
t
a
q
u
a
l
i
t
y
i
ss
u
e
s
,
i
n
c
l
u
d
i
n
g
i
n
c
o
m
p
l
e
t
e
n
e
ss.
D
Q
M
t
o
o
l
s
c
a
n
p
r
o
v
i
d
e
a
u
t
o
m
a
t
e
d
m
o
n
i
t
o
r
i
n
g
a
n
d
p
r
o
c
e
ssi
n
g
t
o
i
mp
r
o
v
e
d
a
t
a
c
o
m
p
l
e
t
e
n
e
ss
a
n
d
e
n
s
u
r
e
c
o
m
p
l
i
a
n
c
e
w
i
t
h
e
st
a
b
l
i
s
h
e
d
d
a
t
a
q
u
a
l
i
t
y
s
t
a
n
d
a
r
d
s
.
A
c
c
e
ss
i
b
i
l
i
t
y
M
a
s
t
e
r
d
a
t
a
ma
n
a
g
e
m
e
n
t
(
M
D
M
)
h
e
l
p
s
i
n
ma
n
a
g
i
n
g
a
n
d
i
n
t
e
g
r
a
t
i
n
g
i
mp
o
r
t
a
n
t
a
n
d
f
r
e
q
u
e
n
t
l
y
u
se
d
m
a
st
e
r
d
a
t
a
a
c
r
o
ss
t
h
e
o
r
g
a
n
i
z
a
t
i
o
n
,
s
u
c
h
a
s c
u
s
t
o
mer d
a
t
a
,
p
r
o
d
u
c
t
d
a
t
a
,
a
n
d
p
a
r
t
n
e
r
d
a
t
a
.
B
y
p
r
o
v
i
d
i
n
g
a
si
n
g
l
e
s
o
u
r
c
e
o
f
t
r
u
t
h
f
o
r
mast
e
r
d
a
t
a
,
M
D
M
h
e
l
p
s i
m
p
r
o
v
e
d
a
t
a
q
u
a
l
i
t
y
a
n
d
a
c
c
e
ssi
b
i
l
i
t
y
.
4.
CO
NCLU
SI
O
N
Fro
m
th
e
r
esu
lts
o
f
th
e
r
esear
ch
an
aly
s
is
d
escr
ib
ed
in
th
e
p
r
ev
io
u
s
ch
ap
te
r
,
it
ca
n
b
e
co
n
clu
d
ed
th
at
th
e
b
u
s
in
ess
p
r
o
ce
s
s
es
o
f
h
ea
lth
ca
r
e
c
o
m
p
an
ies
s
till
h
av
e
s
h
o
r
tco
m
in
g
s
,
esp
ec
ial
ly
th
e
in
f
o
r
m
atio
n
tech
n
o
lo
g
y
d
iv
is
io
n
in
te
r
m
s
o
f
d
ata
s
ec
u
r
ity
.
T
h
is
r
esear
ch
will
d
ev
elo
p
en
ter
p
r
is
e
ar
ch
itectu
r
e
with
th
e
T
OGAF
m
eth
o
d
,
esp
ec
ially
t
h
e
in
f
o
r
m
atio
n
s
y
s
tem
ar
c
h
itectu
r
e
o
f
th
e
d
ata
s
ec
u
r
ity
s
ec
tio
n
.
T
h
e
r
esu
ltin
g
en
ter
p
r
is
e
ar
ch
itectu
r
e
d
esig
n
is
a
b
lu
e
p
r
in
t.
B
ased
o
n
t
h
e
d
esig
n
r
esu
lts
,
th
er
e
ar
e
s
ev
er
al
d
esig
n
s
o
f
in
f
o
r
m
atio
n
s
y
s
tem
ar
ch
itectu
r
e,
esp
ec
ially
th
e
s
ec
u
r
ity
s
er
v
ice
ca
talo
g
s
ec
tio
n
,
n
am
ely
co
m
b
in
in
g
MFA
an
d
SSO
to
r
ed
u
ce
th
e
r
is
k
o
f
p
h
is
h
in
g
attac
k
s
an
d
u
n
au
th
o
r
ize
d
ac
ce
s
s
to
u
s
er
d
ata,
AB
AC
to
p
r
o
tect
s
en
s
itiv
e
d
ata,
s
ailp
o
in
t
to
h
el
p
co
m
p
a
n
ies
m
an
ag
e
th
e
d
ig
ital
id
en
ti
ties
o
f
all
u
s
er
s
in
v
o
lv
ed
in
c
o
m
p
an
y
o
p
e
r
atio
n
s
,
s
ec
u
r
ity
SIE
M
to
an
aly
ze
e
v
en
ts
th
at
o
cc
u
r
in
th
e
c
o
m
p
an
y
'
s
n
etwo
r
k
an
d
I
T
s
y
s
tem
s
.
T
h
e
s
ec
u
r
ity
class
if
icatio
n
s
ec
tio
n
,
n
am
ely
DL
P
to
p
r
ev
en
t
t
h
e
m
o
v
em
en
t
o
f
s
en
s
itiv
e
d
ata
in
s
id
e
an
d
o
u
t
s
id
e
th
e
co
m
p
a
n
y
n
etwo
r
k
,
I
AM
,
a
p
p
licatio
n
,
a
n
d
I
DS
to
p
r
o
tect
in
f
o
r
m
ati
o
n
s
y
s
tem
s
er
v
ices f
r
o
m
ex
ter
n
al
a
n
d
in
ter
n
al
attac
k
s
.
T
h
e
d
ata
q
u
ality
s
ec
tio
n
,
n
a
m
ely
DQM
ass
is
t
s
in
m
o
n
ito
r
in
g
,
m
an
ag
in
g
,
an
d
im
p
r
o
v
in
g
d
ata
q
u
ality
th
r
o
u
g
h
o
u
t
th
e
o
r
g
a
n
izatio
n
,
MD
M
in
teg
r
ates
im
p
o
r
tan
t
an
d
f
r
eq
u
en
tly
u
s
ed
m
aster
d
ata
th
r
o
u
g
h
o
u
t
th
e
o
r
g
an
izatio
n
,
wh
ich
d
is
tin
g
u
is
h
es
p
r
ev
io
u
s
r
esear
ch
is
r
e
s
ea
r
ch
o
n
PT.
E
lectr
icity
Di
s
tr
ib
u
to
r
C
o
m
p
an
y
wh
ich
d
is
cu
s
s
es
s
y
s
tem
d
esi
g
n
in
k
ey
b
u
s
in
ess
p
r
o
ce
s
s
es
,
n
am
ely
r
e
q
u
ir
em
e
n
ts
m
an
a
g
em
en
t,
ap
p
licatio
n
ar
ch
itectu
r
e,
tech
n
o
lo
g
y
ar
c
h
itectu
r
e,
m
ig
r
atio
n
p
lan
n
in
g
,
an
d
b
u
s
in
ess
ar
ch
itectu
r
e.
I
f
im
p
lem
en
ted
,
th
e
d
ev
elo
p
m
e
n
t
o
f
IT
/
IS
is
ex
p
e
cted
to
h
elp
b
u
s
in
es
s
p
r
o
ce
s
s
es
in
ca
r
r
y
in
g
o
u
t
th
e
co
n
tin
u
ity
o
f
th
e
co
m
p
an
y
.
T
h
e
f
in
d
in
g
s
o
f
th
is
r
esear
ch
h
av
e
an
im
p
o
r
tan
t m
ea
n
in
g
in
h
elp
in
g
b
u
s
in
ess
p
r
o
ce
s
s
es a
n
d
s
tr
en
g
th
en
in
g
d
ata
s
ec
u
r
ity
.
A
C
K
N
O
W
L
E
D
G
E
M
E
NT
S
T
h
e
au
th
o
r
ex
p
r
ess
es
g
r
atitu
d
e
to
th
e
h
ea
lth
ca
r
e
co
m
p
an
y
f
o
r
p
er
m
itti
n
g
to
ex
p
l
o
r
e
th
is
r
esear
ch
an
d
to
B
u
n
d
a
Mu
lia
Un
iv
e
r
s
ity
f
o
r
p
r
o
v
i
d
in
g
s
u
p
p
o
r
t
f
o
r
t
h
is
r
esear
ch
.
R
E
F
E
RE
NC
E
S
[
1
]
A
.
D
a
R
o
s,
F
.
P
e
n
n
u
c
c
i
,
a
n
d
S
.
D
e
R
o
s
i
s,
“
U
n
l
o
c
k
i
n
g
o
r
g
a
n
i
z
a
t
i
o
n
a
l
c
h
a
n
g
e
:
a
d
e
e
p
t
h
r
o
u
g
h
d
a
t
a
t
r
i
a
n
g
u
l
a
t
i
o
n
i
n
h
e
a
l
t
h
c
a
r
e
,
”
Ma
n
a
g
e
m
e
n
t
D
e
c
i
s
i
o
n
,
2
0
2
4
,
d
o
i
:
1
0
.
1
1
0
8
/
M
D
-
06
-
2
0
2
3
-
0
8
9
8
.
[
2
]
M
.
I
si
k
,
Y
.
O
z
se
z
e
r
,
a
n
d
H
.
S
e
n
g
u
n
,
“
A
c
o
m
p
a
r
i
s
o
n
st
u
d
y
h
e
a
l
t
h
c
a
r
e
sy
s
t
e
m
f
o
r
d
i
f
f
e
r
e
n
t
C
O
V
I
D
-
1
9
c
r
i
si
s
,
”
N
e
w
Er
a
I
n
t
e
r
n
a
t
i
o
n
a
l
Jo
u
r
n
a
l
o
f
I
n
t
e
r
d
i
sc
i
p
l
i
n
a
r
y
S
o
c
i
a
l
R
e
se
a
r
c
h
e
s
,
v
o
l
.
6
,
n
o
.
1
0
,
p
p
.
1
4
2
–
1
5
8
,
2
0
2
1
,
d
o
i
:
1
0
.
5
1
2
9
6
/
n
e
w
e
r
a
.
1
1
0
.
[
3
]
G
.
N
w
a
f
o
r
a
n
d
A
.
N
w
a
f
o
r
,
“
C
O
V
I
D
-
1
9
i
mp
l
i
c
a
t
i
o
n
r
i
g
h
t
s
t
o
h
e
a
l
t
h
c
a
r
e
i
n
N
i
g
e
r
i
a
a
n
d
C
h
i
n
a
,
”
Th
e
I
n
t
e
r
n
a
t
i
o
n
a
l
Jo
u
r
n
a
l
o
f
H
u
ma
n
R
i
g
h
t
s
,
v
o
l
.
2
5
,
n
o
.
9
,
p
p
.
1
4
8
9
–
1
5
0
2
,
2
0
2
1
,
d
o
i
:
1
0
.
1
0
8
0
/
1
3
6
4
2
9
8
7
.
2
0
2
0
.
1
8
4
5
1
6
0
.
[
4
]
P
.
R
i
z
q
i
y
a
h
,
E.
Y
u
l
i
a
n
t
i
,
a
n
d
M
.
A
.
Ji
w
a
n
g
g
i
,
“
A
n
a
l
y
z
i
n
g
p
u
b
l
i
c
p
e
r
c
e
p
t
i
o
n
t
o
w
a
r
d
C
O
V
I
D
-
1
9
v
a
c
c
i
n
e
s
i
n
I
n
d
o
n
e
si
a
,
”
I
n
t
e
r
n
a
t
i
o
n
a
l
Jo
u
r
n
a
l
o
f
P
u
b
l
i
c
H
e
a
l
t
h
S
c
i
e
n
c
e
(
I
JP
H
S
)
,
v
o
l
.
1
3
,
n
o
.
1
,
p
p
.
4
2
8
–
4
3
7
,
2
0
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I
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2252
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id
.
Evaluation Warning : The document was created with Spire.PDF for Python.