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,
Vo
l.
9
,
No
.
3
,
J
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n
e
201
9
:
1
8
7
9
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1
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8
6
1880
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m
o
v
e
m
e
n
t,
b
lin
k
i
n
g
,
etc
h
a
v
e
b
ee
n
p
r
o
p
o
s
ed
f
o
r
id
en
tify
i
n
g
a
u
s
er
b
ef
o
r
e
au
th
e
n
tica
tio
n
is
allo
wed
[
4
]
.
T
h
e
r
ec
en
t
b
io
m
etr
ic
s
y
s
te
m
p
r
o
p
o
s
ed
b
y
s
ev
er
al
r
esear
ch
ce
n
tr
e
s
h
o
ld
s
g
r
ea
t
p
r
o
m
is
e
f
o
r
e
n
h
an
c
in
g
t
h
e
s
ec
u
r
it
y
o
f
au
th
e
n
tica
tin
g
s
m
ar
t s
y
s
te
m
s
a
n
d
s
m
ar
t d
ev
ice
s
.
B
io
m
etr
ic
s
y
s
te
m
s
u
c
h
a
s
R
h
y
t
h
m
p
r
i
n
t
a
u
th
en
ticatio
n
,
w
h
ich
co
m
b
i
n
es
an
ad
v
a
n
tag
e
o
f
th
e
tr
ad
itio
n
al
p
as
s
w
o
r
d
-
b
ased
a
u
th
e
n
tica
tio
n
a
n
d
a
m
u
lti
-
to
u
c
h
i
n
n
o
v
atio
n
b
ased
o
n
a
to
u
ch
p
ad
o
n
a
co
m
p
u
te
r
o
r
a
s
cr
ee
n
o
f
a
s
m
ar
tp
h
o
n
e
[
5
]
p
r
o
v
id
es
h
ig
h
s
ec
u
r
it
y
an
d
ca
n
m
iti
g
ate
s
h
o
u
ld
er
-
s
u
r
f
in
g
.
Face
r
ec
o
g
n
itio
n
s
y
s
te
m
[
6
]
,
ir
is
d
etec
tio
n
an
d
r
ec
o
g
n
it
io
n
[
7
]
,
ea
r
r
ec
o
g
n
i
tio
n
m
et
h
o
d
[
8
]
,
elec
tr
o
ca
r
d
i
o
g
r
am
(
E
C
G)
s
ig
n
al
w
a
v
ef
o
r
m
[
9
]
,
etc
p
r
esen
ts
r
ec
en
t
i
n
n
o
v
atio
n
s
i
n
b
io
m
etr
ics
t
h
at
ca
n
b
e
ap
p
lied
to
r
ein
f
o
r
ce
th
e
b
io
m
etr
ic
s
ec
u
r
it
y
o
f
A
T
M
s
y
s
te
m
.
Ho
w
ev
er
,
m
o
s
t
o
f
th
i
s
tech
n
o
lo
g
y
ar
e
in
t
h
eir
in
f
an
c
y
a
n
d
h
a
v
e
n
o
t
b
ee
n
ap
p
lied
f
o
r
th
e
s
ec
u
r
it
y
o
f
A
T
M
m
a
ch
in
e
s
.
Mo
r
eo
v
er
,
s
o
m
e
o
f
th
is
tech
n
o
lo
g
y
h
as
n
o
t
b
ee
n
ad
o
p
ted
b
ec
au
s
e
o
f
l
o
w
u
s
er
ac
ce
p
tab
ilit
y
,
co
m
p
le
x
it
y
,
a
n
d
f
a
ilu
r
e
to
w
o
r
k
s
ea
m
les
s
l
y
in
a
n
A
T
M
s
etti
n
g
.
E
x
is
ti
n
g
b
io
m
etr
ic
s
y
s
te
m
o
f
te
n
e
m
p
lo
y
ed
i
n
t
h
e
A
T
M
s
y
s
te
m
is
t
h
e
p
in
o
r
p
ass
w
o
r
d
-
b
ased
au
th
e
n
tica
tio
n
.
T
h
e
p
er
s
o
n
al
i
d
en
tific
atio
n
n
u
m
b
er
(
P
I
N)
is
th
e
co
n
v
en
tio
n
al
a
u
t
h
en
t
icati
o
n
s
y
s
te
m
u
s
ed
in
v
ar
io
u
s
d
e
v
ices,
s
u
c
h
as
A
T
Ms,
m
o
b
ile
d
ev
ices,
etc.
Ne
v
er
t
h
eles
s
,
it
f
ai
ls
to
co
u
n
ter
s
h
o
u
l
d
er
-
s
u
r
f
i
n
g
attac
k
s
.
T
h
e
co
n
v
en
tio
n
al
co
n
f
ig
u
r
atio
n
o
f
n
u
m
b
er
s
o
n
an
A
T
M
k
e
y
p
ad
is
f
a
m
iliar
to
th
e
p
o
in
t
t
h
a
t
it’
s
f
ea
s
ib
le
f
o
r
a
k
ee
n
o
b
s
er
v
er
to
u
n
r
av
e
l
a
p
ass
w
o
r
d
o
r
p
in
af
ter
s
ev
er
al
v
i
e
w
i
n
g
s
u
s
i
n
g
s
u
r
v
eilla
n
ce
ca
m
er
a.
C
o
n
s
eq
u
e
n
tl
y
,
s
ev
er
al
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
r
esis
t
an
t
s
tr
ateg
ie
s
h
a
v
e
b
ee
n
p
r
o
p
o
s
ed
.
R
ec
en
t
s
t
u
d
ies
to
m
iti
g
a
te
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
b
y
[
1
0
]
e
m
p
lo
y
ed
I
ll
u
s
io
n
P
I
N
w
h
ich
d
ep
lo
y
s
a
h
y
b
r
id
-
i
m
a
g
e
k
e
y
b
o
ar
d
t
h
at
ap
p
ea
r
s
o
n
e
w
a
y
to
th
e
c
u
s
to
m
er
an
d
co
m
p
letel
y
d
i
f
f
er
e
n
t
to
a
n
o
b
s
er
v
er
at
a
d
is
ta
n
ce
o
f
t
h
r
ee
f
ee
t
o
r
m
o
r
e.
[
1
1
]
p
r
o
p
o
s
e
a
s
tr
ateg
y
w
h
ic
h
i
s
i
m
p
er
v
io
u
s
to
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
attac
k
b
y
u
t
ilizi
n
g
a
f
a
l
s
e
i
m
a
g
e
in
t
h
e
au
t
h
en
ticati
o
n
s
y
s
te
m
.
Ot
h
er
au
th
e
n
tica
tio
n
s
c
h
e
m
es
p
r
o
p
o
s
ed
b
y
[
1
2
]
-
[
1
9
]
ar
e
r
esis
tan
t
to
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
attac
k
s
b
u
t
s
o
m
e
f
ail
to
co
n
f
r
o
n
t
m
a
n
-
in
-
th
e
-
m
id
d
le
o
r
ea
v
esd
r
o
p
p
in
g
a
ttack
.
Ot
h
er
s
w
er
e
n
o
t
ad
o
p
ted
d
u
e
to
u
s
ab
ilit
y
is
s
u
e
s
a
n
d
f
ail
u
r
e
to
p
r
o
v
id
e
a
r
ea
s
o
n
ab
l
e
s
ec
u
r
it
y
t
h
r
es
h
o
ld
.
W
e
d
is
co
v
er
ed
f
r
o
m
t
h
e
liter
at
u
r
e
t
h
a
t
th
er
e
i
s
n
o
s
in
g
le
p
r
o
p
o
s
al
th
at
r
estra
i
n
s
all
t
h
e
a
ttack
s
a
s
a
w
h
o
le.
W
e
ad
d
r
ess
th
i
s
p
r
o
b
le
m
u
s
in
g
F
in
g
er
E
y
e
an
d
ir
i
s
s
ca
n
f
o
r
au
t
h
e
n
ticatio
n
.
A
d
etailed
tr
ea
t
m
e
n
t
o
f
h
o
w
F
in
g
er
E
y
e
w
o
r
k
ca
n
b
e
f
o
u
n
d
in
th
e
p
r
o
p
o
s
ed
m
et
h
o
d
s
ec
tio
n
.
Ou
r
ap
p
r
o
ac
h
is
d
i
f
f
er
en
t
f
r
o
m
o
t
h
er
ap
p
r
o
ac
h
f
o
u
n
d
i
n
t
h
e
li
ter
atu
r
e
b
ec
au
s
e
i
t
d
o
es
n
o
t
m
iti
g
at
e
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
b
u
t
it
er
ad
i
ca
tes
t
h
e
p
o
s
s
i
b
ilit
y
o
f
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
,
ea
v
esd
r
o
p
p
in
g
,
a
n
d
m
an
-
in
-
th
e
-
m
id
d
le
attac
k
.
T
h
e
in
s
p
ir
atio
n
b
eh
i
n
d
th
i
s
r
esear
c
h
r
elies
o
n
th
e
h
y
p
o
th
e
s
is
th
a
t
ir
is
id
en
ti
f
icatio
n
tec
h
n
o
lo
g
y
is
w
i
d
ely
ac
ce
p
ted
an
d
i
s
g
ai
n
in
g
g
r
o
u
n
d
as
th
e
b
est
au
th
e
n
tica
tio
n
s
y
s
te
m
as
it
h
a
s
h
ig
h
r
eliab
ilit
y
,
u
n
iq
u
e
an
d
d
is
tin
ct
iv
e
(
ev
e
n
id
en
tical
t
w
i
n
s
d
o
n
o
t
s
h
ar
e
th
e
s
a
m
e
p
atter
n
o
f
ir
i
s
)
[
7
]
.
T
h
e
v
er
if
ica
tio
n
p
r
o
ce
s
s
i
s
s
w
i
f
t,
t
h
e
ir
is
te
x
t
u
r
e
r
e
m
ai
n
s
s
tab
le
(
it
d
o
es
n
o
t
ch
a
n
g
e)
,
it c
an
b
e
ca
p
tu
r
ed
f
r
o
m
a
d
is
ta
n
ce
w
it
h
o
u
t
h
ar
m
to
t
h
e
e
y
e.
Ou
r
m
o
ti
v
atio
n
w
a
s
n
o
t
o
n
l
y
t
o
p
r
o
p
o
s
e
an
ap
p
r
o
ac
h
to
cu
r
b
A
T
M
th
r
ea
ts
b
u
t
also
to
d
esig
n
s
ec
u
r
it
y
s
o
lu
tio
n
s
k
ee
p
in
g
i
n
m
i
n
d
n
o
t
o
n
l
y
cu
s
to
m
er
s
w
it
h
ab
ilit
ies
b
u
t
al
s
o
p
eo
p
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w
it
h
d
is
ab
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it
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.
T
h
u
s
,
it
i
s
o
u
r
co
n
j
ec
tu
r
e
th
at
b
lin
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cu
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to
m
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ca
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b
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s
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o
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p
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p
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ap
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ticatio
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P
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D
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A
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3
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1
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Reg
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8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
9
,
No
.
3
,
J
u
n
e
201
9
:
1
8
7
9
-
1
8
8
6
1882
p
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r
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u
r
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2
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Ver
if
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ase
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icatio
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all
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m
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a
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p
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h
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t
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u
to
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icall
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ase
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ase)
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f
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t
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ized
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ap
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licatio
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Fig
u
r
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3
o
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Fig
u
r
e
3
.
Ver
if
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p
r
o
ce
s
s
f
o
r
en
ab
lin
g
en
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/d
e
n
ial
in
to
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e
A
T
M
tr
an
s
ac
tio
n
i
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ter
f
ac
e
3
.
3
.
F
ing
er
E
y
e
W
e
d
ec
id
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to
lev
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n
ir
i
s
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ca
n
n
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h
n
o
lo
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b
ec
au
s
e
it
p
r
o
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id
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a
f
a
s
t,
s
tab
le
a
n
d
ac
cu
r
ate
r
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lt
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r
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g
au
th
e
n
ticatio
n
.
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r
is
s
ca
n
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g
is
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-
ba
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tific
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itio
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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
-
8708
F
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imp
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a
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g
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u
r
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.
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s
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at
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et
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s
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er
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a
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it
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lar
g
e
s
u
m
o
f
m
o
n
e
y
.
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w
e
v
er
,
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li
m
itatio
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w
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th
t
h
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t
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ig
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m
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s
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er
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ested
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d
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s
o
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f
.
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h
at
if
th
e
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u
s
to
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er
h
as
a
ch
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r
a
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m
o
r
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m
o
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w
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v
e
to
p
lace
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th
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est
a
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d
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ir
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t
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est
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d
r
a
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in
it
ial
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eq
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e
s
t
h
e
m
ad
e
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d
m
ak
e
a
n
o
t
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eq
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est.
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h
is
m
a
y
b
e
c
u
m
b
er
s
o
m
e
f
o
r
th
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c
u
s
to
m
er
.
W
ith
t
h
i
s
in
m
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n
d
,
w
e
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p
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s
e
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m
et
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d
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th
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s
to
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er
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l
y
in
f
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s
h
is
b
an
k
t
h
at
h
e
n
ee
d
s
to
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r
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o
u
t
a
tr
an
s
ac
tio
n
a
n
d
h
e
is
au
t
h
e
n
ticated
as so
o
n
as
h
e
g
ets to
t
h
e
A
T
M
an
d
g
iv
e
n
f
u
l
l c
o
n
tr
o
l o
f
th
e
A
T
M.
I
n
th
e
s
ec
o
n
d
m
et
h
o
d
,
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
9
,
No
.
3
,
J
u
n
e
201
9
:
1
8
7
9
-
1
8
8
6
1884
1.
T
h
e
cu
s
to
m
er
s
e
n
d
s
a
m
e
s
s
a
g
e
to
th
e
b
an
k
t
h
at
h
e
w
a
n
t
s
to
ca
r
r
y
o
u
t
a
tr
a
n
s
ac
tio
n
.
No
te
th
at
t
h
e
Fin
g
er
E
y
e
ca
n
b
e
co
n
f
i
g
u
r
ed
s
u
c
h
t
h
at
t
h
e
c
u
s
to
m
er
j
u
s
t
s
e
n
d
a
u
n
iq
u
e
co
d
e.
T
h
e
u
n
iq
u
e
co
d
e
s
ig
n
if
ies
(
n
o
t f
o
r
v
er
if
icatio
n
)
t
h
at
h
e/
s
h
e
w
an
t
s
to
ca
r
r
y
o
u
t a
tr
an
s
ac
tio
n
in
t
h
e
A
T
M.
2.
Fin
g
er
E
y
e
c
h
ec
k
s
f
o
r
th
e
clo
s
est
A
T
M
n
ea
r
th
e
c
u
s
to
m
er
's
l
o
ca
tio
n
an
d
s
e
n
d
s
a
m
ess
a
g
e
t
o
th
e
cu
s
to
m
er
to
u
s
e
t
h
e
A
T
M.
T
h
e
s
o
f
t
w
ar
e
is
co
n
f
i
g
u
r
ed
to
s
e
n
d
u
p
to
f
i
v
e
(
5
)
A
T
M’
s
t
h
at
ar
e
clo
s
e
a
n
d
th
e
s
o
f
t
w
ar
e
w
il
l b
e
o
n
th
e
lo
o
k
o
u
t
f
o
r
th
e
o
n
e
th
e
cu
s
to
m
er
v
i
s
its
.
3.
On
ce
t
h
e
c
u
s
to
m
er
g
et
s
to
an
y
o
f
t
h
e
s
u
g
g
ested
A
T
Ms,
h
e
lo
o
k
s
at
t
h
e
ca
m
er
a
an
d
h
is
ir
is
is
ca
p
t
u
r
ed
an
d
co
m
p
ar
ed
w
it
h
t
h
e
o
n
es
in
th
e
d
atab
ase,
w
h
en
a
m
atch
i
s
f
o
u
n
d
,
h
e
is
au
t
h
e
n
ti
ca
ted
an
d
ca
n
w
it
h
d
r
a
w
,
tr
an
s
f
er
an
d
ca
r
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y
o
u
t o
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er
ac
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s
o
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i
s
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t.
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e
th
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g
h
t o
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a
t
h
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d
m
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h
o
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w
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er
d
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t n
e
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g
e.
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j
u
s
t
g
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es to
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h
e
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M
m
ac
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e
a
n
d
h
e
a
u
th
e
n
t
icate
s
b
y
d
ir
ec
tl
y
lo
o
k
in
g
at
t
h
e
A
T
M
m
ac
h
i
n
e
.
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h
is
ap
p
ea
r
s
to
b
e
th
e
f
aste
s
t
an
d
ea
s
ies
t
m
e
th
o
d
as
t
h
e
c
u
s
t
o
m
er
n
ee
d
n
o
t
s
en
d
a
n
y
m
e
s
s
ag
e.
T
h
is
s
y
s
te
m
al
s
o
w
o
r
k
ed
w
ell
w
h
e
n
w
e
tr
ied
it
as
w
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d
id
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o
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h
a
v
e
to
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s
tal
l
an
y
n
e
w
i
n
f
r
astr
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ctu
r
e.
W
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n
l
y
h
ad
to
co
n
f
i
g
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r
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t
h
e
Fin
g
e
r
E
y
e
s
o
f
t
w
ar
e
to
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e
in
a
u
to
m
atic
-
m
o
d
e
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ca
p
t
u
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an
y
cu
s
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er
u
s
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n
g
t
h
e
ir
is
f
o
r
au
t
h
en
t
icatio
n
an
d
s
u
b
s
eq
u
e
n
tl
y
,
w
o
r
k
in
s
y
n
c
w
it
h
th
e
ca
m
er
a
to
r
ec
o
r
d
th
e
tr
an
s
ac
tio
n
d
etails.
I
n
all
th
e
t
h
r
ee
m
e
th
o
d
s
p
r
o
p
o
s
ed
,
th
e
t
h
ir
d
m
eth
o
d
w
a
s
t
h
e
f
aste
s
t.
Ho
w
e
v
er
,
w
e
p
r
ef
er
th
e
f
ir
s
t
an
d
s
ec
o
n
d
m
e
th
o
d
b
ec
au
s
e
it
g
i
v
es
u
s
a
lev
el
o
f
co
n
tr
o
l
o
f
th
e
cu
s
to
m
er
’
s
ac
ti
v
i
tie
s
.
I
n
all
th
e
th
r
ee
m
et
h
o
d
s
,
a
u
s
er
is
a
u
t
o
m
a
ticall
y
lo
g
g
ed
o
u
t
i
n
5
s
e
co
n
d
s
as
s
o
o
n
a
s
n
o
f
u
r
t
h
er
ac
ti
v
it
y
is
d
etec
ted
b
y
t
h
e
Fi
n
g
er
E
y
e
s
o
f
t
w
ar
e
.
4.
E
VA
L
UA
T
I
O
N
I
n
t
h
is
s
ec
tio
n
,
w
e
e
v
al
u
ate
o
u
r
p
r
o
p
o
s
ed
s
y
s
te
m
.
W
e
ca
r
r
ied
o
u
t
o
u
r
e
x
p
er
i
m
e
n
t
u
s
i
n
g
te
n
(
1
0
)
co
m
p
u
ter
s
cie
n
ce
s
t
u
d
en
ts
f
r
o
m
o
u
r
lab
o
r
ato
r
y
as
t
h
e
p
ar
ticip
an
ts
.
O
u
r
in
ten
t
io
n
w
as
to
ex
p
er
i
m
en
t
an
d
ev
alu
a
te
th
e
p
r
o
p
o
s
ed
s
y
s
te
m
f
o
r
ac
cu
r
ac
y
i
n
c
u
r
b
in
g
attac
k
s
,
u
s
ab
ili
t
y
,
a
n
d
s
p
ee
d
w
i
th
w
h
ic
h
ea
c
h
tr
an
s
ac
tio
n
ta
k
es
p
lace
.
U
n
f
o
r
tu
n
a
tel
y
,
w
e
w
er
e
n
o
t
ab
le
to
test
t
h
e
s
y
s
te
m
f
o
r
v
i
s
u
a
ll
y
i
m
p
a
ir
ed
p
eo
p
le.
I
n
o
u
r
f
u
tu
r
e
w
o
r
k
,
w
e
s
h
all
b
e
te
s
tin
g
t
h
e
s
y
s
te
m
o
n
t
h
e
v
is
u
all
y
-
i
m
p
air
ed
p
er
s
o
n
an
d
also
ad
d
in
g
s
o
m
e
f
ea
tu
r
e
s
f
o
r
th
e
d
ea
f
,
d
u
m
b
an
d
o
th
er
f
u
n
ct
io
n
s
f
o
r
p
eo
p
le
w
ith
d
is
ab
ilit
ie
s.
A
ll
ten
(
1
0
)
p
ar
ticip
an
ts
w
er
e
en
r
o
led
in
to
th
e
b
an
k
s
y
s
te
m
.
T
h
is
in
cl
u
d
es
co
llecti
n
g
t
h
eir
d
etails
an
d
ca
p
tu
r
in
g
th
eir
e
y
es
i
n
d
iv
id
u
a
ll
y
to
ex
tr
ac
t
t
h
e
f
ea
t
u
r
es
o
f
t
h
e
ir
is
an
d
co
n
v
e
r
t
to
b
in
ar
y
co
d
es
w
h
ic
h
w
er
e
s
to
r
ed
in
th
e
b
an
k
’
s
d
atab
ase.
4
.
1
.
Sh
o
uld
er
-
s
urf
ing
T
o
ev
alu
ate
if
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
w
as
m
iti
g
ated
,
w
e
m
o
b
ili
ze
d
th
e
1
0
p
ar
ticip
an
ts
to
th
e
b
an
k
,
an
d
ea
ch
p
ar
ticip
an
t
w
as
au
t
h
e
n
ti
ca
ted
u
s
i
n
g
t
h
e
ca
m
er
a
w
h
il
e
th
e
n
i
n
e
r
e
m
ai
n
i
n
g
p
ar
ticip
an
ts
w
atc
h
ed
f
r
o
m
b
eh
in
d
.
I
t
w
as
o
b
s
er
v
ed
t
h
at
s
h
o
u
ld
er
-
s
u
r
f
in
g
is
co
m
p
letel
y
i
m
p
r
ac
tical
a
s
t
h
e
p
ar
ticip
an
t
is
a
u
t
h
e
n
ticated
w
it
h
h
i
s
ir
is
.
Sh
o
u
ld
er
-
s
u
r
f
in
g
i
s
p
o
s
s
ib
le
o
n
l
y
in
an
e
n
v
ir
o
n
m
en
t
w
h
er
e
t
h
e
a
ttack
e
r
ca
n
o
b
s
er
v
e
t
h
e
m
o
v
e
m
e
n
t
o
f
th
e
u
s
er
's
b
o
d
y
/
f
in
g
er
as
h
e
e
n
ter
s
h
i
s
p
ass
w
o
r
d
/p
in
.
Ou
r
s
y
s
te
m
d
ef
ea
ted
an
y
f
o
r
m
o
f
s
h
o
u
ld
er
-
s
u
r
f
in
g
.
4
.
2
.
E
a
v
esd
ro
pp
ing
a
t
t
a
ck
/
M
a
n
-
in
-
t
he
-
m
id
dle a
t
t
a
ck
E
av
esd
r
o
p
p
in
g
/
m
a
n
-
in
-
t
h
e
-
m
i
d
d
le
attac
k
is
p
o
s
s
ib
le
i
n
a
n
au
t
h
e
n
ticatio
n
s
y
s
te
m
t
h
at
e
m
p
lo
y
s
v
er
if
ica
tio
n
co
d
e.
I
n
o
u
r
p
r
o
p
o
s
ed
ap
p
r
o
ac
h
,
v
er
if
icatio
n
i
s
d
o
n
e
u
s
i
n
g
t
h
e
ir
is
s
ca
n
n
er
wh
ich
w
o
r
k
s
w
ith
th
e
Fin
g
er
E
y
e
to
v
er
i
f
y
t
h
e
u
s
er
a
n
d
as
s
u
ch
ea
v
e
s
d
r
o
p
p
in
g
o
r
m
an
-
in
-
t
h
e
-
m
id
d
le
attac
k
is
i
m
p
r
ac
t
icab
le
w
it
h
o
u
r
s
y
s
te
m
.
4
.
3
.
Sp
ee
d
T
o
ev
alu
ate
t
h
e
s
p
ee
d
,
w
e
d
ec
id
ed
to
cr
ea
te
a
p
in
f
o
r
ea
ch
p
ar
ticip
an
t.
W
e
in
ten
d
ed
to
d
eter
m
in
e
h
o
w
f
a
s
t
a
u
s
er
is
a
u
t
h
en
t
icate
d
u
s
i
n
g
t
h
e
p
in
-
b
ased
m
et
h
o
d
an
d
th
e
p
r
o
p
o
s
ed
ir
is
s
ca
n
n
i
n
g
m
et
h
o
d
.
W
e
s
h
o
w
th
e
ti
m
e
in
s
ec
o
n
d
s
w
i
th
i
n
wh
ich
ea
ch
p
ar
ticip
an
t
to
o
k
to
au
th
e
n
tica
te
to
A
T
M
u
s
i
n
g
ex
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ti
n
g
an
d
p
r
o
p
o
s
ed
m
et
h
o
d
in
T
ab
le
2
.
in
(
1
)
f
o
r
ca
lcu
lati
n
g
t
h
e
a
v
er
ag
e
to
d
eter
m
in
e
th
e
m
eth
o
d
w
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t
h
e
h
i
g
h
er
s
p
ee
d
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f
au
th
e
n
tica
tin
g
i
s
∑
(
1
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W
h
er
e,
A
=
Av
er
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=
Nu
m
b
er
o
f
o
b
s
er
v
at
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n
s
(
p
a
r
ticip
an
ts
)
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h
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ased
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4
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ased
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d
y
p
ar
t,
th
e
ir
i
s
s
ca
n
au
th
e
n
tica
tio
n
d
o
e
s
n
o
t a
f
f
ec
t t
h
e
e
y
e
s
.
All th
e
s
e
f
ea
tu
r
e
s
i
m
p
r
o
v
e
th
e
s
ec
u
r
it
y
a
n
d
u
s
ab
ili
t
y
o
f
t
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
.
W
e
w
er
e
u
n
ab
le
to
te
s
t
t
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
f
o
r
a
v
is
u
all
y
i
m
p
air
ed
p
er
s
o
n
,
b
u
t
w
e
s
u
r
m
is
e
t
h
at
au
th
e
n
tica
tio
n
w
il
l
also
b
e
s
ec
u
r
ed
an
d
f
aster
.
E
ac
h
o
f
o
u
r
p
ar
ticip
an
ts
u
s
ed
1
o
r
2
s
ec
o
n
d
s
to
au
th
e
n
tica
te
to
o
u
r
p
r
o
p
o
s
ed
s
y
s
te
m
;
w
e
ca
n
s
af
el
y
co
n
cl
u
d
e
th
at
a
v
is
u
a
ll
y
i
m
p
air
ed
p
er
s
o
n
w
i
ll
u
s
e
b
et
w
ee
n
th
e
s
a
m
e
r
an
g
e.
Mo
r
eo
v
er
,
o
u
r
p
r
o
p
o
s
ed
ap
p
r
o
ac
h
cr
ea
tes
a
s
ec
u
r
e
au
t
h
en
ticatio
n
m
ea
n
s
f
o
r
th
e
v
i
s
u
al
l
y
i
m
p
air
ed
cu
s
to
m
er
as
h
e/s
h
e
m
a
y
n
o
t
d
etec
t
a
h
id
d
en
ca
m
er
a
in
s
talle
d
to
ea
v
esd
r
o
p
o
n
h
i
m
/
h
er
o
r
ev
en
m
ea
s
u
r
e
th
e
p
r
esen
ce
o
f
a
n
ea
r
b
y
s
h
o
u
ld
er
-
s
u
r
f
er
d
u
r
in
g
au
t
h
e
n
ticatio
n
.
5.
CO
NCLU
SI
O
N
AND
F
U
T
U
RE
WO
RK
Ma
j
o
r
ity
o
f
A
T
M
attac
k
s
ar
e
p
er
p
etr
ated
d
u
r
in
g
t
h
e
a
u
t
h
e
n
t
icatio
n
s
tag
e
w
h
en
a
b
an
k
clie
n
t
w
a
n
t
s
to
en
ter
h
i
s
/h
er
p
as
s
w
o
r
d
o
r
p
er
s
o
n
al
d
etails
to
ca
r
r
y
o
u
t
b
an
k
tr
an
s
ac
tio
n
s
.
I
n
t
h
is
p
ap
er
,
a
p
r
o
ac
tiv
e
ap
p
r
o
ac
h
o
f
co
n
f
r
o
n
ti
n
g
A
T
M
th
r
ea
ts
th
at
o
cc
u
r
d
u
r
in
g
t
h
e
au
t
h
e
n
ticatio
n
s
tag
e
w
a
s
p
r
o
p
o
s
e
d
.
T
h
r
ea
ts
s
u
ch
as
s
h
o
u
ld
er
-
s
u
r
f
in
g
,
ea
v
esd
r
o
p
p
in
g
,
an
d
m
a
n
-
in
-
t
h
e
-
m
id
d
le
at
tack
ar
e
co
m
p
letel
y
eli
m
i
n
ate
d
in
t
h
i
s
ap
p
r
o
ac
h
.
W
e
u
s
ed
C
I
MB
B
an
k
,
Ma
la
y
s
ia
as
a
ca
s
e
s
t
u
d
y
a
n
d
we
also
cr
ea
te
d
a
n
attac
k
m
o
d
el
o
f
t
h
e
c
u
r
r
en
t
au
th
e
n
tica
tio
n
s
y
s
te
m
in
u
s
e
an
d
h
o
w
t
h
e
y
ca
n
b
e
d
e
f
ea
te
d
d
u
r
in
g
t
h
e
a
u
t
h
en
t
icatio
n
s
t
ag
e.
Ou
r
ap
p
r
o
ac
h
e
m
p
lo
y
s
ir
i
s
-
s
ca
n
au
t
h
e
n
ticati
o
n
an
d
Fi
n
g
er
E
y
e
s
o
f
t
w
ar
e
to
allo
w
s
ea
m
le
s
s
a
u
t
h
en
t
icatio
n
.
Fro
m
t
h
e
ex
p
er
i
m
en
t
co
n
d
u
cted
w
h
ile
te
s
ti
n
g
o
u
r
s
y
s
te
m
,
w
e
ca
n
s
af
e
l
y
co
n
cl
u
d
e
th
at
attac
k
s
p
er
p
etr
ated
th
r
o
u
g
h
ea
v
esd
r
o
p
p
in
g
a
n
d
m
a
n
-
in
-
t
h
e
-
m
id
d
le
attac
k
b
ec
o
m
e
in
f
ea
s
ib
le.
A
l
s
o
,
i
m
p
er
s
o
n
at
in
g
a
u
s
er
an
d
also
s
h
o
u
ld
er
-
s
u
r
f
i
n
g
b
ec
o
m
es
i
m
p
r
ac
tical.
Fi
n
all
y
,
th
e
s
p
ee
d
o
f
au
t
h
en
t
icati
n
g
a
cu
s
to
m
er
in
cr
ea
s
ed
co
n
s
id
er
ab
l
y
f
r
o
m
th
e
e
x
i
s
ti
n
g
p
in
-
b
ased
m
et
h
o
d
w
h
ic
h
i
s
6
.
5
s
ec
o
n
d
s
to
1
.
4
s
ec
o
n
d
s
.
T
h
is
i
m
p
r
o
v
e
m
en
t
in
cr
ea
s
es
t
h
e
s
p
ee
d
o
f
tr
an
s
ac
t
io
n
an
d
s
u
b
s
eq
u
e
n
tl
y
th
e
e
f
f
ici
en
c
y
o
f
th
e
s
y
s
te
m
.
I
n
th
e
f
u
t
u
r
e,
w
e
p
lan
to
f
u
r
th
er
ex
te
n
d
o
u
r
w
o
r
k
b
y
test
in
g
a
n
d
b
u
ild
in
g
an
A
T
M
s
y
s
te
m
w
it
h
co
m
p
lete
f
ea
t
u
r
es
f
o
r
s
er
v
i
n
g
ev
er
y
k
in
d
o
f
d
is
ab
led
p
er
s
o
n
s
s
u
c
h
as t
h
e
b
lin
d
,
th
e
d
ea
f
a
n
d
th
e
d
u
m
b
.
RE
F
E
R
E
NC
E
S
[1
]
T
a
n
S
F
,
S
a
m
su
d
in
A
.
,
"
En
h
a
n
c
e
d
S
e
c
u
rit
y
o
f
In
tern
e
t
Ba
n
k
in
g
Au
th
e
n
ti
c
a
ti
o
n
w
it
h
E
X
ten
d
e
d
Ho
n
e
y
En
c
r
y
p
ti
o
n
(X
HE)
S
c
h
e
m
e
,
"
In
In
n
o
v
a
ti
v
e
C
o
mp
u
t
in
g
,
Op
ti
miza
ti
o
n
a
n
d
I
ts
A
p
p
li
c
a
ti
o
n
s
,
S
p
ri
n
g
e
r,
C
h
a
m
,
p
p
.
2
0
1
-
2
1
6
,
2
0
1
8
.
[2
]
S
a
n
k
h
w
a
r
S
.
,
P
a
n
d
e
y
D.
,
"
A
S
a
f
e
g
u
a
rd
a
g
a
in
st
AT
M
F
ra
u
d
,"
In
Ad
v
a
n
c
e
d
Co
m
p
u
ti
n
g
(
IACC),
2
0
1
6
IE
EE
6
t
h
In
ter
n
a
t
io
n
a
l
C
o
n
fer
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n
c
e
,
p
p
.
7
0
1
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0
5
,
F
e
b
2
0
1
6
.
[3
]
S
h
riram
S
.
,
S
h
e
tt
y
S
B
.
,
He
g
d
e
VP
.
,
Nish
a
KC
.
,
Dh
a
rm
a
m
b
a
l
V
.
,
"
S
m
a
rt
AT
M
su
rv
e
il
lan
c
e
s
y
st
e
m
,"
In
Circ
u
it
,
Po
we
r a
n
d
C
o
mp
u
ti
n
g
T
e
c
h
n
o
l
o
g
ies
(
ICCP
CT
),
2
0
1
6
I
n
ter
n
a
t
io
n
a
l
Co
n
fer
e
n
c
e
,
p
p
.
1
-
6
,
M
a
r
2
0
1
6
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
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0
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t J
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&
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u
n
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201
9
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8
7
9
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[4
]
S
id
d
iq
u
i
A
T
.
,
"
Bio
m
e
tri
c
s
to
c
o
n
tro
l
A
T
M
sc
a
m
s:
A
stu
d
y
,"
In
Circ
u
it
,
Po
we
r
a
n
d
C
o
mp
u
ti
n
g
T
e
c
h
n
o
l
o
g
ies
(
ICCPCT
),
2
0
1
4
I
n
ter
n
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ti
o
n
a
l
Co
n
fer
e
n
c
e
,
p
p
.
1
5
9
8
-
1
6
0
2
,
M
a
r
2
0
1
4
.
[5
]
W
o
n
g
n
a
ru
k
a
n
e
N
.
,
Ku
a
c
h
a
ro
e
n
P
.
,
"
T
h
e
S
e
c
u
rit
y
Ch
a
ll
e
n
g
e
s
o
f
T
h
e
Rh
y
th
m
p
rin
t
A
u
th
e
n
ti
c
a
ti
o
n
,"
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
El
e
c
trica
l
&
Co
mp
u
ter
En
g
i
n
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
8
(
3
)
,
p
p
.
2
0
8
8
-
8
7
0
8
,
Ju
n
2
0
1
8
.
[6
]
Ra
ss
e
m
T
H
.
,
M
a
k
b
o
l
NM
.
,
Ye
e
S
Y.
,
"
F
a
c
e
re
c
o
g
n
it
io
n
u
sin
g
c
o
m
p
lete
d
lo
c
a
l
tern
a
ry
p
a
tt
e
rn
(
CLT
P
)
tex
tu
re
d
e
sc
rip
to
r
,”
I
n
ter
n
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
El
e
c
trica
l
a
n
d
C
o
mp
u
ter
En
g
i
n
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
7
(3
)
,
p
p
.
1
5
9
4
,
J
u
n
2
0
1
7
.
[7
]
Biswa
s
R
.
,
Ud
d
in
J
.
,
Ha
sa
n
M
J.
,
"
A
Ne
w
A
p
p
ro
a
c
h
of
Iris
De
tec
ti
o
n
a
n
d
Re
c
o
g
n
it
io
n
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
El
e
c
trica
l
a
n
d
C
o
mp
u
ter
En
g
in
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
7
(5
)
,
p
p
.
2
5
3
0
-
6
,
Oc
t
2
0
1
7
.
[8
]
Ho
u
ra
li
F
.
,
G
h
a
rra
v
i
S
.
,
"
A
n
Ear
Re
c
o
g
n
it
io
n
M
e
th
o
d
Ba
se
d
o
n
Ro
tatio
n
In
v
a
rian
t
T
ra
n
sf
o
r
m
e
d
DC
T
,”
In
ter
n
a
t
io
n
a
l
J
o
u
rn
a
l
o
f
E
lec
trica
l
a
n
d
C
o
mp
u
ter
En
g
in
e
e
rin
g
(
IJ
ECE
)
,
7
(
5
)
,
p
p
.
2
8
9
5
-
9
0
1
,
Oc
t
2
0
1
7
.
[9
]
S
h
d
e
f
a
t
A
Y
.
,
Jo
o
M
I
.
,
Ch
o
i
S
H
.
,
Ki
m
HC.
,
"
Util
izin
g
EC
G
W
a
v
e
f
o
r
m
F
e
a
tu
re
s
a
s
Ne
w
Bio
m
e
tri
c
A
u
th
e
n
ti
c
a
ti
o
n
M
e
th
o
d
,"
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
El
e
c
trica
l
a
n
d
Co
mp
u
ter
E
n
g
i
n
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
8
(2
)
,
p
p
.
6
5
8
-
65
,
A
p
r
2
0
1
8
.
[1
0
]
P
a
p
a
d
o
p
o
u
lo
s
A
.
,
Ng
u
y
e
n
T
.
,
Du
rm
u
s
E
.
,
M
e
m
o
n
N.
,
"
Ill
u
sio
n
p
in
:
S
h
o
u
ld
e
r
-
su
rf
in
g
re
sista
n
t
a
u
th
e
n
ti
c
a
ti
o
n
u
sin
g
h
y
b
rid
im
a
g
e
s
,"
IEE
E
T
ra
n
sa
c
ti
o
n
s o
n
In
f
o
rm
a
ti
o
n
Fo
re
n
sic
s
a
n
d
S
e
c
u
rit
y
,
v
o
l.
1
2
(
1
2
)
,
p
p
.
2
8
7
5
-
89
,
De
c
2
0
1
7
.
[1
1
]
Ye
u
n
g
AL
.
,
Wai
BL
.
,
F
u
n
g
CH
.
,
M
u
g
h
a
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