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11
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202
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State r
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sin
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tate
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tera
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s
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ti
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ta
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i
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ly
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d
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ta
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h
u
m
a
n
a
c
ti
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a
n
d
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re
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ti
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g
o
f
a
d
ig
it
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l
t
w
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f
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p
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n
.
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h
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n
stra
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ts
f
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r
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tr
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d
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c
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g
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tec
h
n
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lo
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a
re
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se
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d
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f
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tr
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st
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d
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n
ste
a
d
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f
tr
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n
tralize
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th
e
se
p
ro
b
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s
w
e
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a
lso
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n
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l
y
z
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d
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T
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Ru
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n
a
p
p
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w
a
s
a
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x
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ld
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s d
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is r
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s
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Secu
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Stan
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Dep
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a
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ar
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m
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r
u
1.
I
NT
RO
D
UCT
I
O
N
I
n
R
u
s
s
ia,
t
h
e
u
s
e
o
f
th
e
I
n
ter
n
et
o
f
th
in
g
s
(
I
o
T
)
is
ty
p
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f
o
r
m
a
n
y
s
ec
to
r
s
o
f
th
e
ec
o
n
o
m
y
.
De
s
p
ite
th
e
f
ac
t
th
at
I
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T
tech
n
o
lo
g
ie
s
ar
e
s
till
b
ein
g
te
s
ted
,
a
co
m
m
er
ciall
y
a
ttra
ctiv
e
n
u
m
b
er
o
f
I
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d
e
v
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c
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w
i
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a
p
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t
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m
a
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k
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t
b
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2
0
2
3
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5
.
H
o
w
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ca
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w
it
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v
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y
in
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d
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r
ee
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o
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au
to
m
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(
in
t
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f
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r
e,
au
t
o
n
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m
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s
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r
s
)
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in
m
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e,
l
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tic
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an
d
th
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n
ter
tain
m
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n
t
in
d
u
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tr
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b
as
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a
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t
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p
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s
o
f
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t
a
t
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s
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p
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r
v
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s
i
o
n
[
1
]
,
i
n
c
l
u
d
i
n
g
i
n
p
r
o
f
i
l
i
n
g
h
u
m
a
n
a
c
t
i
v
i
t
i
e
s
[
2
]
.
I
n
R
u
s
s
ia,
a
s
i
n
th
e
w
o
r
ld
,
I
o
T
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s
u
s
ed
to
cr
ea
te
a
s
m
ar
t
h
o
m
e
an
d
s
m
ar
t
en
er
g
y
[
3
]
.
T
h
e
d
ev
elo
p
m
en
t
o
f
th
is
ec
o
n
o
m
ic
i
n
d
u
s
tr
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w
a
s
co
n
f
ir
m
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b
y
co
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tr
ac
t
s
co
n
cl
u
d
ed
b
et
w
ee
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I
T
lead
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s
.
Fo
r
ex
a
m
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in
2
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5
G
n
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w
o
r
k
s
in
R
u
s
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ia
[
4
]
.
T
h
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m
as
s
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u
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f
o
r
m
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g
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m
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f
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tech
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r
eg
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latio
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ed
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ce
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ar
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ier
s
to
t
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s
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f
t
h
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f
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m
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h
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p
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co
m
p
at
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d
p
r
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g
co
m
p
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.
S
cien
ti
s
ts
b
elie
v
e
th
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t
h
e
u
s
e
o
f
n
e
w
tec
h
n
o
lo
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ill
cr
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te
s
er
io
u
s
p
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o
b
le
m
s
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d
n
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w
r
is
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s
to
p
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lic
s
af
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t
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d
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al
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d
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al
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s
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an
d
ar
e
in
h
er
e
n
tl
y
v
u
l
n
er
ab
le
to
ex
p
lo
itatio
n
[
5
]
.
A
c
h
iev
in
g
t
h
is
r
es
u
lt
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s
p
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s
s
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ter
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n
o
w
led
g
e.
T
h
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ir
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o
n
th
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n
d
,
th
e
j
o
in
t
w
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f
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tate
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in
ter
n
a
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g
a
n
izatio
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s
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O
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o
f
v
ie
w
s
o
n
t
h
e
co
m
p
lex
p
r
o
b
lem
s
r
e
g
ar
d
in
g
I
o
T
s
ec
u
r
it
y
[
6
]
.
T
h
e
d
ig
italizatio
n
o
f
th
e
ec
o
n
o
m
y
a
n
d
p
u
b
lic
ad
m
i
n
is
tr
at
io
n
r
eq
u
ir
es
a
d
ef
i
n
itio
n
o
f
a
s
t
r
ateg
y
f
o
r
th
e
cr
ea
tio
n
a
n
d
u
s
e
o
f
i
n
f
o
r
m
atio
n
tec
h
n
o
lo
g
y
,
in
cl
u
d
i
n
g
in
tr
o
d
u
ci
n
g
th
e
I
o
T
as
a
tech
n
o
lo
g
y
i
n
w
h
ic
h
t
h
e
s
tate
a
n
d
b
u
s
i
n
ess
ar
e
i
n
ter
es
t
ed
.
T
h
e
Go
v
er
n
m
en
t
o
f
t
h
e
R
u
s
s
ian
Fed
er
atio
n
d
ef
i
n
es
as
t
h
e
m
ai
n
ac
t
iv
i
t
y
t
h
e
n
ee
d
f
o
r
“
t
h
e
f
o
r
m
atio
n
an
d
m
ai
n
te
n
a
n
ce
o
f
s
tate
i
n
f
o
r
m
atio
n
r
eso
u
r
ce
s
,
t
h
e
d
ef
in
i
t
io
n
o
f
r
u
le
s
f
o
r
t
h
e
s
y
s
te
m
a
tizatio
n
o
f
in
f
o
r
m
atio
n
in
t
h
ese
r
eso
u
r
ce
s
,
as
w
el
l
as
th
e
h
ar
m
o
n
izatio
n
o
f
in
f
o
r
m
at
i
o
n
b
et
w
ee
n
v
ar
io
u
s
i
n
f
o
r
m
atio
n
r
eso
u
r
ce
s
o
f
au
t
h
o
r
ities
”
[
7
]
.
B
et
w
ee
n
2
0
1
7
an
d
2
0
1
9
,
a
n
u
m
b
er
o
f
leg
al
d
o
cu
m
en
t
s
h
a
v
e
b
ee
n
d
ev
e
lo
p
ed
th
at
in
tr
o
d
u
c
ed
th
e
I
o
T
in
t
h
e
R
u
s
s
ian
f
ed
er
atio
n
[
1
]
,
[
8
]
,
[
9
]
.
B
y
2
0
2
0
,
th
e
s
tr
u
ct
u
r
e
o
f
th
e
R
u
s
s
ia
n
i
n
f
o
r
m
atio
n
t
ec
h
n
o
lo
g
y
m
ar
k
e
t
h
as i
n
cr
ea
s
ed
th
e
h
ar
d
w
ar
e
a
n
d
s
er
v
ices
m
ar
k
et
w
h
ile
r
ed
u
ci
n
g
t
h
e
s
o
f
t
w
ar
e
m
ar
k
et
[
1
0
]
.
C
u
r
r
en
tl
y
,
t
h
e
R
u
s
s
ia
n
f
ed
er
atio
n
is
ac
t
iv
el
y
i
m
p
le
m
en
t
in
g
an
d
u
s
in
g
t
h
e
I
o
T
in
v
ar
io
u
s
ar
ea
s
o
f
ec
o
n
o
m
ic
ac
t
iv
i
t
y
,
w
h
ic
h
allo
w
s
t
h
e
m
to
q
u
alitati
v
el
y
s
tr
en
g
t
h
e
n
th
e
f
o
r
ec
ast
in
g
ca
p
ab
ilit
ies
i
n
v
ar
io
u
s
f
ield
s
an
d
to
im
p
r
o
v
e
t
h
e
q
u
alit
y
o
f
th
e
s
er
v
ice
s
p
r
o
v
id
ed
in
th
e
in
f
o
r
m
atio
n
s
p
h
er
e.
L
ast
y
ea
r
,
th
e
Go
v
er
n
m
e
n
t
o
f
th
e
R
u
s
s
ian
Fed
er
atio
n
lau
n
c
h
ed
an
ex
p
er
i
m
e
n
t
to
cr
ea
te
a
d
ig
ital
p
r
o
f
ile
o
f
t
h
e
in
f
r
astr
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ctu
r
e
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ased
o
n
th
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u
n
i
f
ied
id
en
ti
f
icat
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n
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d
au
t
h
en
t
icatio
n
s
y
s
te
m
f
ed
er
al
s
tate
in
f
o
r
m
a
tio
n
s
y
s
te
m
.
Si
n
c
e
J
u
ly
1
,
2
0
2
0
,
an
ex
p
er
i
m
e
n
t
h
as
b
ee
n
co
n
d
u
c
ted
to
estab
lis
h
s
p
ec
ial
r
eg
u
latio
n
s
f
o
r
i
m
p
le
m
en
t
in
g
ar
t
if
icial
in
telli
g
en
ce
tech
n
o
lo
g
ies i
n
Mo
s
co
w
.
On
e
o
f
t
h
e
p
r
o
b
lem
s
i
n
t
h
e
d
ev
elo
p
m
en
t
o
f
t
h
e
R
u
s
s
ian
d
ata
m
ar
k
et
is
th
e
lack
o
f
c
lear
leg
al
r
eg
u
lat
io
n
f
o
r
th
e
in
ter
ac
t
io
n
o
f
p
ar
ticip
an
ts
i
n
th
is
m
ar
k
et.
T
h
is
p
ap
er
p
r
esen
ts
a
n
an
al
y
s
i
s
o
f
th
e
t
h
r
ea
ts
a
n
d
r
is
k
s
o
f
th
e
I
o
T
,
an
al
y
ze
s
th
e
r
eg
u
lato
r
y
a
n
d
tech
n
ical
r
eg
u
l
atio
n
o
f
t
h
e
I
o
T
,
a
n
u
m
b
er
o
f
o
r
g
an
izatio
n
al
a
n
d
leg
al
asp
ec
t
s
o
f
e
n
s
u
r
in
g
t
h
e
s
ec
u
r
it
y
o
f
t
h
e
I
o
T
w
a
s
r
ev
ea
l
ed
.
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h
e
p
r
o
b
lem
s
t
h
at
i
m
p
ed
e
th
e
cr
ea
tio
n
o
f
a
n
ef
f
ec
tiv
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s
y
s
te
m
f
o
r
r
eg
u
lati
n
g
th
e
R
u
s
s
ian
I
o
T
m
ar
k
et
w
er
e
an
al
y
ze
d
.
T
h
is
p
ap
er
p
r
esen
ts
an
a
n
al
y
s
is
o
f
t
h
e
t
h
r
ea
ts
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d
r
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k
s
o
f
th
e
I
o
T
,
an
al
y
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s
t
h
e
r
eg
u
l
ato
r
y
a
n
d
tech
n
ical
r
eg
u
latio
n
o
f
t
h
e
I
o
T
,
a
n
u
m
b
er
o
f
o
r
g
a
n
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n
al
an
d
leg
al
asp
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t
s
o
f
en
s
u
r
in
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th
e
s
ec
u
r
it
y
o
f
th
e
I
o
T
w
as
r
ev
ea
led
.
T
h
e
p
r
o
b
le
m
s
t
h
at
i
m
p
ed
e
th
e
cr
ea
tio
n
o
f
an
ef
f
ec
ti
v
e
s
y
s
te
m
f
o
r
r
eg
u
latin
g
th
e
R
u
s
s
ia
n
I
o
T
m
ar
k
e
t
w
er
e
an
al
y
ze
d
.
.
2.
RE
S
E
ARCH
M
E
T
H
O
D
T
h
is
r
esear
ch
i
s
b
ased
o
n
a
n
u
m
b
er
o
f
r
esear
ch
m
et
h
o
d
s
-
g
en
er
al
s
cie
n
ti
f
ic
m
et
h
o
d
s
:
d
ed
u
ctio
n
an
d
in
d
u
ctio
n
a
n
d
s
p
ec
ial
r
e
s
ea
r
ch
m
et
h
o
d
s
(
co
m
p
ar
ati
v
e
r
esear
ch
,
co
m
p
le
x
le
g
al
r
e
g
u
la
tio
n
,
t
ab
u
lar
m
et
h
o
d
,
an
d
o
th
er
m
et
h
o
d
s
o
f
t
h
eo
r
etica
l
r
esear
ch
)
.
T
h
e
u
s
e
o
f
th
e
s
e
r
es
ea
r
ch
m
et
h
o
d
s
s
ee
m
s
to
th
e
a
u
th
o
r
s
to
b
e
th
e
m
o
s
t
j
u
s
tif
ied
f
o
r
u
n
d
er
s
ta
n
d
i
n
g
b
o
th
t
h
e
o
b
j
ec
tiv
e
la
w
s
o
f
t
h
e
f
iel
d
o
f
r
esear
ch
a
n
d
th
e
d
ir
ec
tio
n
s
f
o
r
f
u
r
th
er
u
s
e
o
f
th
e
r
es
u
lt
s
i
n
p
r
ac
tice.
T
h
es
e
m
et
h
o
d
s
ar
e
w
id
el
y
u
s
ed
w
h
e
n
it
is
n
ec
es
s
ar
y
to
co
n
d
u
ct
a
co
m
p
le
x
o
f
in
ter
d
is
cip
li
n
ar
y
r
esear
c
h
[
1
1
]
.
T
h
e
tr
an
s
itio
n
f
r
o
m
g
e
n
er
al
to
s
p
ec
if
ic
in
t
h
e
p
r
o
ce
s
s
o
f
r
ea
s
o
n
i
n
g
allo
w
ed
th
e
a
u
th
o
r
s
to
r
ev
ea
l
th
e
f
ea
t
u
r
es
o
f
tec
h
n
o
lo
g
ical
s
o
l
u
tio
n
s
u
s
ed
i
n
t
h
e
I
o
T
.
T
h
e
an
al
y
s
is
o
f
th
e
ab
o
v
e
d
ef
in
it
i
o
n
s
o
f
I
o
T
led
th
e
au
th
o
r
s
to
th
e
co
n
cl
u
s
io
n
t
h
at
in
f
o
r
m
atio
n
is
in
v
o
l
v
ed
in
a
co
n
tin
u
o
u
s
c
y
cle
o
f
r
ec
ep
tio
n
an
d
tr
an
s
m
is
s
io
n
,
d
ec
is
io
n
m
a
k
i
n
g
,
a
n
d
in
ter
ac
ti
o
n
o
f
d
ev
ices
i
n
th
e
I
n
ter
n
et
o
f
th
i
n
g
s
.
A
cc
o
r
d
in
g
l
y
,
t
h
is
all
o
w
ed
th
e
au
th
o
r
s
to
d
escr
ib
e
th
e
tech
n
o
lo
g
ical
m
et
h
o
d
s
o
f
in
f
o
r
m
a
tio
n
p
r
o
tectio
n
.
T
h
e
I
o
T
r
ef
er
en
ce
m
o
d
el
m
a
d
e
it
p
o
s
s
ib
le
to
r
ep
r
esen
t
th
e
"
p
o
in
ts
"
o
f
th
e
o
r
g
a
n
izatio
n
a
l
an
d
leg
al
i
m
p
ac
t
t
h
at
r
eq
u
ir
e
i
n
f
o
r
m
ati
o
n
s
ec
u
r
it
y
.
I
n
ter
n
at
io
n
al
s
ta
n
d
ar
d
s
I
SO
2
7
0
0
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an
d
I
SO
-
1
3
3
3
5
an
d
n
atio
n
al
s
tan
d
ar
d
s
o
f
R
u
s
s
ia
w
er
e
co
n
s
id
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as
in
s
tr
u
m
en
t
s
o
f
tech
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ica
l
r
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u
la
tio
n
.
A
n
a
n
al
y
s
i
s
o
f
th
e
ex
i
s
ti
n
g
s
y
s
te
m
o
f
d
iv
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io
n
o
f
co
m
p
ete
n
ce
s
b
et
w
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n
R
u
s
s
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n
f
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er
al
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s
allo
w
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th
e
au
t
h
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to
d
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th
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ar
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o
f
r
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s
ib
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y
,
id
en
ti
f
y
p
r
io
r
ities
,
an
d
co
m
p
eten
c
ies.
T
h
e
in
d
u
ctio
n
m
et
h
o
d
,
w
h
ic
h
in
cl
u
d
es
t
h
e
m
o
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m
en
t
o
f
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f
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m
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t
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,
m
ad
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it
p
o
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s
ib
le
to
p
r
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t
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s
tr
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ct
u
r
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I
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T
s
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o
b
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clu
s
ter
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ter
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g
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co
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Sco
p
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l
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ev
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Sp
r
in
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Go
o
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h
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lar
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.
11
,
No
.
5
,
Octo
b
e
r
2
0
2
1
:
4
5
4
2
-
4549
4544
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s
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d
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al
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g
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la
to
r
y
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n
d
s
ci
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ti
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ase
r
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u
r
it
y
i
n
g
en
er
al
an
d
in
th
e
co
n
tex
t o
f
I
o
T
.
3.
T
E
CH
NO
L
O
G
I
CA
L
RE
G
U
L
AT
I
O
N:
RIS
K
S AN
D
T
H
RE
A
T
S O
F
T
H
E
I
O
T
3
.
1
.
Dif
f
er
ent
a
pp
ro
a
ches t
o
re
presenting
t
he
I
o
T
a
rc
hite
ct
ur
e
T
h
e
f
ea
tu
r
es
o
f
t
h
e
tech
n
o
l
o
g
ical
s
o
lu
t
io
n
s
u
s
ed
in
t
h
e
I
o
T
d
eter
m
i
n
e
t
h
e
s
p
ec
if
ic
it
y
o
f
t
h
e
tech
n
o
lo
g
ical
s
o
lu
t
io
n
s
i
n
I
o
T
s
ec
u
r
it
y
.
Fo
r
ex
a
m
p
le,
i
t
i
s
p
r
o
p
o
s
ed
to
u
s
e
t
h
e
s
p
l
u
n
k
SIE
M
s
o
l
u
tio
n
to
id
en
ti
f
y
an
d
b
lo
ck
tr
af
f
ic
f
r
o
m
co
m
p
r
o
m
is
ed
I
o
T
d
ev
ices
[
1
2
]
.
T
o
en
s
u
r
e
s
ec
u
r
e
ag
g
r
e
g
atio
n
o
f
d
ata,
i
t
is
p
r
o
p
o
s
ed
to
u
s
e
th
e
e
f
f
icie
n
t
-
C
SD
A
al
g
o
r
ith
m
[
1
3
]
,
an
d
v
ar
io
u
s
m
e
th
o
d
s
to
en
s
u
r
e
th
e
s
ec
u
r
it
y
o
f
s
to
r
in
g
,
r
ec
eiv
in
g
a
n
d
tr
an
s
m
itti
n
g
d
ata
ar
e
b
ein
g
s
t
u
d
ied
[5
]
-
[
15]
.
T
h
e
co
n
ce
p
t
o
f
b
u
ild
i
n
g
t
h
e
I
o
T
b
elo
n
g
s
to
Kev
in
As
h
to
n
,
w
h
o
i
n
1
9
9
9
ex
p
r
ess
ed
th
e
id
ea
th
at
co
m
p
r
e
h
en
s
iv
e
l
y
i
m
p
le
m
e
n
ti
n
g
R
FID
ta
g
s
co
u
ld
m
o
d
i
f
y
t
h
e
lo
g
i
s
tics
ch
a
in
m
an
a
g
e
m
en
t
s
y
s
te
m
.
He
p
r
o
p
o
s
ed
co
m
b
i
n
i
n
g
p
h
y
s
ical
o
b
j
ec
ts
(
“
t
h
i
n
g
s
”)
eq
u
ip
p
ed
with
b
u
ilt
-
i
n
tec
h
n
o
lo
g
ies
f
o
r
in
ter
ac
tin
g
w
it
h
ea
c
h
o
th
er
o
r
w
ith
t
h
e
e
x
ter
n
al
e
n
v
ir
o
n
m
e
n
t
i
n
to
a
s
in
g
le
co
m
p
u
t
er
n
et
w
o
r
k
(
s
er
v
ed
b
y
I
n
ter
n
e
t
p
r
o
to
co
ls
)
.
T
h
er
e
ar
e
cu
r
r
en
tl
y
a
n
u
m
b
er
o
f
I
o
T
d
ef
in
itio
n
s
.
Fo
r
ex
a
m
p
le,
th
e
E
u
r
o
p
ea
n
Un
io
n
A
g
e
n
c
y
f
o
r
C
y
b
er
s
ec
u
r
it
y
E
NI
SA
d
ef
i
n
es
I
o
T
as
“
a
c
y
b
er
-
p
h
y
s
ical
ec
o
s
y
s
te
m
o
f
i
n
t
er
co
n
n
ec
ted
s
e
n
s
o
r
s
a
n
d
ac
t
u
ato
r
s
,
w
h
ic
h
e
n
ab
le
i
n
telli
g
e
n
t d
ec
is
io
n
m
a
k
i
n
g
”
[
1
4
]
.
Ste
m
m
i
n
g
f
r
o
m
th
e
d
e
f
in
itio
n
is
t
h
e
f
ac
t
th
a
t
in
f
o
r
m
at
io
n
lies
at
th
e
h
ea
r
t
o
f
I
o
T
,
f
ee
d
in
g
i
n
to
a
co
n
tin
u
o
u
s
c
y
cle
o
f
s
e
n
s
i
n
g
,
d
ec
is
io
n
-
m
ak
in
g
,
an
d
ac
tio
n
s
.
T
h
e
I
o
T
is
tig
h
tl
y
b
o
u
n
d
to
cy
b
er
-
p
h
y
s
ica
l
s
y
s
te
m
s
a
n
d
,
in
th
i
s
r
esp
ec
t,
is
a
n
en
ab
ler
o
f
s
m
ar
t
i
n
f
r
astru
ct
u
r
es
(
e.
g
.
,
I
n
d
u
s
tr
y
4
.
0
,
s
m
ar
t
g
r
id
,
s
m
a
r
t
t
r
a
n
s
p
o
r
t
)
b
y
e
n
a
b
l
i
n
g
s
e
r
v
i
c
e
s
o
f
h
i
g
h
e
r
q
u
a
l
i
t
y
a
n
d
f
a
c
i
l
i
t
a
t
i
n
g
t
h
e
p
r
o
v
i
s
i
o
n
o
f
a
d
v
a
n
c
e
d
f
u
n
c
t
i
o
n
a
l
i
t
i
e
s
[
1
5
]
.
T
h
e
I
o
T
tech
n
o
lo
g
ies
ar
e
b
as
ed
o
n
a
s
et
o
f
r
eq
u
ir
e
m
en
t
s
f
o
r
m
ea
s
u
r
i
n
g
in
s
tr
u
m
e
n
ts
th
at
en
s
u
r
e
th
e
co
n
v
er
s
io
n
o
f
in
f
o
r
m
a
tio
n
i
n
to
m
ac
h
i
n
e
-
r
ea
d
ab
le
d
ata
(
s
e
n
s
o
r
s
,
d
ev
ices,
h
o
m
e
s
y
s
te
m
s
,
an
d
m
ea
s
u
r
i
n
g
s
y
s
te
m
s
)
,
m
ea
n
s
o
f
a
u
to
m
at
ic
id
en
ti
f
icatio
n
o
f
o
b
j
ec
ts
o
f
t
h
e
p
h
y
s
ical
w
o
r
ld
(
R
FID
tec
h
n
o
lo
g
ies,
b
ar
co
d
es,
d
ata
m
a
tr
i
x
,
Q
R
co
d
es,
m
ea
n
s
f
o
r
d
eter
m
i
n
i
n
g
lo
ca
tio
n
in
r
e
al
-
ti
m
e,
a
n
d
M
AC
ad
d
r
ess
o
f
a
n
et
w
o
r
k
ad
ap
ter
)
,
an
d
d
ata
co
m
m
u
n
icatio
n
s
u
s
in
g
w
ir
ele
s
s
an
d
w
ir
ed
n
et
w
o
r
k
s
.
T
h
e
I
o
T
r
e
q
u
ir
es
th
e
p
r
esen
ce
o
f
b
asic
co
m
p
o
n
e
n
t
s
; t
h
eir
in
ter
co
n
n
ec
tio
n
is
ca
r
r
ied
o
u
t in
t
h
e
p
r
ese
n
ce
o
f
its
o
w
n
I
o
T
ar
ch
itectu
r
e
an
d
in
cl
u
d
es:
T
h
e
to
talit
y
o
f
t
h
e
p
r
esen
ce
o
n
th
e
d
ev
ice
s
o
r
s
y
s
te
m
s
o
f
s
en
s
o
r
s
o
r
id
en
ti
f
icat
io
n
ta
g
s
th
at
al
lo
w
f
o
r
u
n
iq
u
e
id
en
ti
f
icat
io
n
;
Fu
ll
y
au
to
m
atic
e
x
ec
u
tio
n
o
f
p
r
o
ce
s
s
es a
n
d
f
u
n
ctio
n
a
lit
y
b
y
d
ev
ices o
r
s
y
s
te
m
s
;
I
n
ter
ac
tio
n
b
et
w
ee
n
d
ev
ice
s
o
r
s
y
s
te
m
s
t
h
r
o
u
g
h
co
m
m
u
n
ica
tio
n
n
et
w
o
r
k
s
(
in
f
r
ar
ed
,
w
ir
el
ess
,
p
o
w
er
an
d
lo
w
-
cu
r
r
e
n
t n
et
w
o
r
k
s
)
;
T
h
e
ab
ilit
y
to
tr
an
s
f
er
d
ata
i
n
t
w
o
d
ir
ec
tio
n
s
o
v
er
T
C
P
/I
P
p
r
o
to
co
ls
v
ia
I
n
ter
n
e
t
c
h
an
n
el
s
w
it
h
o
u
t
h
u
m
a
n
in
ter
v
e
n
tio
n
.
Of
co
u
r
s
e,
t
h
er
e
ar
e
d
if
f
er
e
n
t a
p
p
r
o
ac
h
es to
r
ep
r
esen
tin
g
t
h
e
I
o
T
a
r
c
h
i
t
e
c
t
u
r
e
.
F
o
r
e
x
a
m
p
l
e
,
t
h
e
N
a
t
i
o
n
a
l
I
n
s
t
i
t
u
t
e
o
f
S
t
a
n
d
a
r
d
s
a
n
d
T
e
c
h
n
o
l
o
g
y
(
N
I
S
T
)
p
r
o
p
o
s
e
d
d
i
v
i
d
i
n
g
t
h
e
I
o
T
i
n
t
o
f
i
v
e
f
u
n
c
t
i
o
n
a
l
ar
e
as
[
1
6
]
:
co
n
n
ec
ted
d
ev
ices,
co
n
s
u
m
er
-
g
r
ad
e
I
o
T
m
ed
ical
eq
u
ip
m
en
t,
an
d
d
e
v
ices
u
s
ed
in
h
ea
lt
h
ca
r
e,
s
m
ar
t
b
u
ild
in
g
s
,
an
d
“
S
m
ar
t”
p
r
o
d
u
ctio
n
(
in
cl
u
d
in
g
in
d
u
s
tr
ial
co
n
tr
o
l
s
y
s
te
m
)
.
T
h
e
d
is
ad
v
an
tag
e
s
o
f
th
i
s
ap
p
r
o
ac
h
in
clu
d
e
th
e
n
ee
d
to
d
ev
elo
p
s
tan
d
ar
d
s
th
at
co
n
s
id
er
th
e
s
p
ec
i
f
ics o
f
t
h
e
a
ctiv
it
y
.
I
n
t
h
is
w
o
r
k
,
t
h
e
r
e
f
er
en
ce
ar
ch
itect
u
r
e
o
f
t
h
e
I
o
T
,
d
ev
elo
p
ed
b
y
th
e
s
ta
n
d
ar
d
izatio
n
s
e
cto
r
o
f
t
h
e
I
n
ter
n
atio
n
al
T
elec
o
m
m
u
n
ica
tio
n
U
n
io
n
(
I
T
U
-
T
)
Y.
2
0
6
0
,
d
etails
th
e
p
h
y
s
ical
co
m
p
o
n
en
t
s
o
f
t
h
e
I
o
T
ec
o
s
y
s
te
m
u
s
ed
.
T
h
e
I
o
T
r
ef
er
en
ce
m
o
d
el
is
s
h
o
w
n
in
Fi
g
u
r
e
1
an
d
i
n
cl
u
d
es
f
o
u
r
le
v
el
s
(
a
p
p
licatio
n
s
,
s
er
v
ice
s
u
p
p
o
r
t,
ap
p
licatio
n
s
u
p
p
o
r
t,
an
d
n
et
w
o
r
k
d
ev
ice
s
)
,
as
w
ell
a
s
m
a
n
a
g
e
m
en
t
ca
p
ab
i
liti
es
a
n
d
s
e
c
u
r
i
t
y
c
a
p
a
b
i
l
i
t
i
e
s
.
A
r
c
h
i
t
e
c
t
u
r
e
l
a
y
e
r
s
m
u
s
t
b
e
c
o
n
n
e
c
t
e
d
,
i
n
t
e
g
r
a
t
e
d
,
m
a
n
a
g
e
d
,
a
n
d
m
a
d
e
a
v
a
i
l
a
b
l
e
t
o
a
p
p
l
i
c
a
t
i
o
n
s
[
1
7
]
.
Sin
ce
R
u
s
s
ia
i
s
a
m
e
m
b
er
o
f
t
h
e
I
T
U,
th
e
p
r
o
p
o
s
ed
I
o
T
ar
ch
itectu
r
e
is
u
s
ed
b
y
R
u
s
s
ia
n
d
ev
elo
p
er
s
.
3
.
2
.
Co
rr
ela
t
io
n o
f
Rus
s
ia
n a
nd
inte
rna
t
io
na
l a
pp
ro
a
ches t
o
i
nfo
r
m
a
t
io
n secur
it
y
o
f
t
he
I
T
s
ec
t
o
r
T
h
e
p
r
o
b
lem
s
o
f
e
n
s
u
r
i
n
g
t
h
e
s
af
et
y
o
f
I
o
T
ar
e
ac
tiv
el
y
d
i
s
c
u
s
s
ed
in
t
h
e
s
cien
t
if
ic
liter
at
u
r
e,
v
ar
io
u
s
s
o
lu
tio
n
s
ar
e
p
r
o
p
o
s
ed
.
Fo
r
ex
a
m
p
le,
en
s
u
r
in
g
s
a
f
et
y
b
y
r
ed
u
cin
g
t
h
e
r
esp
o
n
s
e
ti
m
e
o
f
d
at
a
tr
an
s
f
er
p
r
o
to
co
ls
in
I
o
T
is
p
r
o
p
o
s
ed
[
1
8
]
,
[
1
9
]
.
T
o
en
s
u
r
e
th
e
s
af
et
y
o
f
I
o
T
s
w
itc
h
i
n
g
,
n
e
w
al
g
o
r
ith
m
s
f
o
r
o
p
tim
izin
g
t
h
i
n
g
s
ar
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[
2
0
]
.
I
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1
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A
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[
2
1
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[
2
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[
2
2
]
.
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h
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m
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tan
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[
2
3
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.
A
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ti
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a
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5.
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“
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[2
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[3
]
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m
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r,
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.
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iwa
ri,
a
n
d
M
.
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m
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Av
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C.
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w
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h
,
Ne
w
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tern
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,
US,
2
0
1
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.
[
On
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n
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A
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11
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5
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2
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[6
]
Su
-
W
.
P
a
rk
,
J
.
D.
L
im
,
J.
N.
Kim
F
irst,
“
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c
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re
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to
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Ba
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In
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Distrib
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[7
]
T
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m
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in
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ti
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o
v
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rn
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ss
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2
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[8
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Ord
e
r
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f
th
e
M
in
istry
o
f
Co
m
m
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n
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n
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ti
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in
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f
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2
0
1
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e
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]
Ord
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f
th
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M
in
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o
f
Co
m
m
u
n
ica
ti
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n
s
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Ru
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De
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3
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2
0
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o
.
9
3
2
,
“
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,
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h
e
M
in
istry
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f
Co
m
m
u
n
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ti
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s
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f
Ru
ss
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2
0
1
9
.
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On
l
i
n
e
]
.
A
v
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le:
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tt
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0
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“
F
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c
a
st
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f
th
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so
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M
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m
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ti
o
n
,
2
0
1
8
.
[
On
l
i
n
e
]
.
A
v
a
il
a
b
le:
h
tt
p
:
//
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w
.
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.
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.
[1
1
]
L.
A
g
g
a
r
w
a
l,
P.
G
o
sw
a
m
i,
S
.
S
a
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,
“
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u
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n
In
tell
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t
De
c
isio
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p
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fo
r
COV
ID
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,
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p
p
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m
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,
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j.
a
so
c
.
2
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0
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1
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6
.
[1
2
]
B.
A
l
-
Du
w
a
iri
,
W
.
Al
-
Ka
h
la,
M
h
d
A
.
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a
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r,
A
.
Ra
wa
sh
,
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F
a
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m
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,
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S
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tec
ti
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Io
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DD
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S
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In
ter
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ti
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trica
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n
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Co
mp
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En
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in
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(
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8
2
-
2
1
9
1
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
5
9
1
/
ij
e
c
e
.
v
1
0
i2
.
p
p
2
1
8
2
-
2
1
9
1
.
[1
3
]
S
.
S
w
a
th
i
a
n
d
H.
K.
Yo
g
ish
,
“
S
e
c
u
re
d
a
ta
a
g
g
re
g
a
ti
o
n
in
Io
T
u
s
in
g
Ef
f
ici
e
n
t
-
CS
DA
,”
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
m
p
u
ter
En
g
i
n
e
e
rin
g
(
IJ
ECE
)
,
v
ol
.
9
,
n
o
.
6,
p
p
.
4
8
8
9
-
4
8
9
7
,
2
0
1
9
,
d
o
i:
1
0
.
1
1
5
9
1
/
ij
e
c
e
.
v
9
i6
.
p
p
4
8
8
9
-
4
8
9
7
.
[1
4
]
“
Io
T
a
n
d
S
m
a
rt
In
f
ra
stru
c
tu
re
s.
In
tern
e
t
o
f
T
h
in
g
s
(Io
T
),
”
T
h
e
Eu
ro
p
e
a
n
Un
i
o
n
A
g
e
n
c
y
f
o
r
C
y
b
e
r
se
c
u
rit
y
,
2
0
2
0
.
[
On
li
n
e
]
.
A
v
a
il
a
b
le:
h
tt
p
s://
w
ww
.
e
n
isa
.
e
u
ro
p
a
.
e
u
/t
o
p
ics
/i
o
t
-
a
n
d
-
sm
a
rt
-
in
f
ra
stru
c
tu
re
s/io
t2
0
2
0
.
[1
5
]
“
G
o
o
d
p
ra
c
ti
c
e
s
f
o
r
se
c
u
rit
y
o
f
I
OT
,
”
T
h
e
Eu
ro
p
e
a
n
Un
i
o
n
A
g
e
n
c
y
f
o
r
Cy
b
e
rs
e
c
u
rit
y
(ENIS
A
),
2
0
1
9
.
[
On
l
in
e
]
.
A
v
a
il
a
b
le:
h
tt
p
s://
w
ww
.
e
n
isa
.
e
u
ro
p
a
.
e
u
/t
o
p
ics
/
io
t
-
a
n
d
-
sm
a
rt
-
in
f
ra
s
tru
c
tu
re
s.
[1
6
]
In
tern
e
t
o
f
T
h
in
g
s,
“
NIST
,
”
2
0
1
9
.
[
O
n
li
n
e
]
.
A
v
a
il
a
b
le:
h
tt
p
s://
w
ww
.
n
ist.
g
o
v
/t
o
p
ics
/i
n
tern
e
t
-
th
in
g
sio
t
.
[1
7
]
“
In
tera
g
e
n
c
y
R
e
p
o
rt
o
n
S
tatu
s
o
f
In
tern
a
ti
o
n
a
l
Cy
b
e
rse
c
u
rit
y
S
ta
n
d
a
rd
iza
ti
o
n
f
o
r
th
e
In
ter
n
e
t
o
f
T
h
in
g
s
(Io
T
),
”
2
0
1
9
.
[
O
n
li
n
e
].
A
v
a
il
a
b
le:
h
tt
p
s://
c
src
.
n
ist.
g
o
v
/p
u
b
li
c
a
ti
o
n
s/d
e
tail/
n
isti
r/8
2
0
0
/d
ra
f
t.
[1
8
]
H.
Qa
si
m
e
t
a
l.
,
“
De
sig
n
a
n
d
im
p
le
m
e
n
tatio
n
h
o
m
e
se
c
u
rit
y
s
y
ste
m
a
n
d
m
o
n
it
o
ri
n
g
b
y
u
sin
g
w
irele
ss
se
n
so
r
n
e
tw
o
rk
s
W
S
N/in
tern
e
t
o
f
th
i
n
g
s
IOT
,
”
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
m
p
u
ter
E
n
g
i
n
e
e
rin
g
(
IJ
ECE
)
,
v
o
l
.
1
0
,
n
o
.
3
.
p
p
.
2
6
1
7
-
2
6
2
4
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
5
9
1
/
ij
e
c
e
.
v
1
0
i3
.
p
p
2
6
1
7
-
2
6
2
4
.
[1
9
]
Y.
L
i,
Y.
T
u
,
J.
L
u
a
n
d
Y.
W
a
n
g
,
“
A
S
e
c
u
rit
y
T
ra
n
s
m
is
sio
n
a
n
d
S
t
o
ra
g
e
S
o
lu
t
io
n
a
b
o
u
t
S
e
n
sin
g
Im
a
g
e
f
o
r
Blo
c
k
c
h
a
in
in
th
e
I
n
tern
e
t
o
f
T
h
in
g
s,”
S
e
n
so
rs
,
v
o
l.
2
0
,
n
o
.
3
,
p
.
9
1
6
,
2
0
2
0
,
d
o
i:
1
0
.
3
3
9
0
/s
2
0
0
3
0
9
1
6
.
[2
0
]
Oh
.
Ha
y
o
u
n
g
,
“
S
e
c
u
rit
y
-
a
w
a
r
e
f
a
ir
tran
sm
issio
n
sc
h
e
m
e
f
o
r
8
0
2
.
1
1
b
a
se
d
c
o
g
n
i
ti
v
e
Io
T
,
”
I
n
ter
n
a
t
i
o
n
a
l
J
o
u
rn
a
l
o
f
El
e
c
tr
ica
l
a
n
d
Co
mp
u
ter
En
g
in
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
1
0
,
n
o
.
3
,
p
p
.
2
5
8
9
-
2
5
9
9
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
5
9
1
/
ij
e
c
e
.
v
1
0
i3
.
p
p
2
5
8
9
-
2
5
9
9
.
[2
1
]
“
Ba
sic
m
o
d
e
l
o
f
in
f
o
rm
a
ti
o
n
se
c
u
rit
y
th
re
a
ts
in
k
e
y
in
f
o
rm
a
ti
o
n
i
n
f
ra
stru
c
tu
re
s
y
ste
m
s,
”
T
h
e
F
e
d
e
ra
l
S
e
rv
ice
f
o
r
T
e
c
h
n
ica
l
a
n
d
Ex
p
o
rt
Co
n
tr
o
l
o
f
Ru
ss
ian
,
2
0
0
7
.
[
On
li
n
e
]
.
A
v
a
il
a
b
le:
h
tt
p
s:/
/f
ste
c
.
ru
/n
o
rm
o
tv
o
rc
h
e
sk
a
y
a
/i
n
f
o
rm
a
tsio
n
n
y
e
-
i
-
a
n
a
li
ti
c
h
e
sk
i
e
-
m
a
teria
l
y
/1
5
8
5
-
in
f
o
rm
a
tsio
n
n
o
e
-
so
o
b
sh
c
h
e
n
ie.
[2
2
]
Ord
e
r
o
f
th
e
F
S
T
EC
o
f
Ru
ss
ia
d
a
ted
F
e
b
r
u
a
ry
n
o
.
17
,
"
On
a
p
p
ro
v
a
l
o
f
th
e
re
q
u
i
re
m
e
n
ts
f
o
r
th
e
p
ro
tec
ti
o
n
o
f
in
f
o
rm
a
ti
o
n
n
o
t
c
o
n
stit
u
ti
n
g
sta
te
se
c
re
ts
c
o
n
tain
e
d
in
sta
te
in
f
o
r
m
a
ti
o
n
sy
st
e
m
s,"
T
h
e
F
e
d
e
ra
l
S
e
rv
ice
f
o
r
T
e
c
h
n
ica
l
a
n
d
Ex
p
o
rt
Co
n
tro
l
o
f
Ru
ss
ian
,
2
0
1
3
.
[
O
n
li
n
e
].
A
v
a
il
a
b
le:
h
tt
p
s:
//
f
ste
c
.
ru
/n
o
rm
o
tv
o
rc
h
e
sk
a
y
a
/a
k
t
y
/5
3
.
[2
3
]
Ord
e
r
o
f
th
e
M
i
n
istry
o
f
Eco
n
o
m
ic
De
v
e
lo
p
m
e
n
t
o
f
Ru
ss
ia
n
o
.
603
,
"
On
a
p
p
ro
v
a
l
o
f
th
e
p
ro
c
e
d
u
re
f
o
r
th
e
tran
sf
e
r
o
f
sp
a
ti
a
l
d
a
ta
a
n
d
m
a
teria
ls
b
y
f
e
d
e
ra
l
e
x
e
c
u
ti
v
e
b
o
d
ies
f
o
r
in
c
lu
sio
n
i
n
th
e
f
e
d
e
ra
l
sp
a
ti
a
l
d
a
ta
f
u
n
d
a
n
d
d
e
p
a
rtm
e
n
tal
sp
a
ti
a
l,
”
T
h
e
M
in
istry
o
f
Eco
n
o
m
ic
De
v
e
lo
p
m
e
n
t
o
f
Ru
ss
ia,
2
0
1
7
.
[
O
n
li
n
e
]
.
A
v
a
il
a
bl
e
:
h
tt
p
:
//
ww
w
.
p
ra
v
o
.
g
o
v
.
ru
.
[2
4
]
A
.
Zh
a
ro
v
a
,
“
T
h
e
p
ro
t
e
c
t
m
o
b
il
e
u
se
r
d
a
ta
in
Ru
ss
ia,”
In
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.
1
0
,
n
o
.
3
,
p
p
.
3
1
8
4
-
3
1
9
2
,
2
0
2
0
,
d
o
i:
1
0
.
1
1
5
9
1
/i
jec
e
.
v
1
0
i
3
.
p
p
.
3
1
8
4
-
3
1
9
2
.
[2
5
]
A
.
Zh
a
ro
v
a
a
n
d
V
.
El
i
n
,
“
T
h
e
u
s
e
o
f
Big
Da
ta:
A
Ru
ss
ian
p
e
rsp
e
c
ti
v
e
o
f
p
e
rso
n
a
l
d
a
ta
se
c
u
rit
y
,
”
Co
mp
u
ter
L
a
w
a
n
d
S
e
c
u
rity R
e
v
iew
,
v
o
l
.
3
3
,
n
o
.
4
,
p
p
.
4
8
2
-
5
0
1
,
2
0
1
7
,
d
o
i:
1
0
.
1
0
1
6
/j
.
c
lsr.
2
0
1
7
.
0
3
.
0
2
5
.
[2
6
]
N.
A
.
Na
ra
li
e
v
,
“
Re
v
ie
w
a
n
d
a
n
a
l
y
sis
o
f
st
a
n
d
a
rd
s
a
n
d
p
ro
t
o
c
o
l
s
in
th
e
f
ield
o
f
t
h
e
In
tern
e
t
o
f
th
in
g
s.
M
o
d
e
r
n
tes
ti
n
g
m
e
th
o
d
s
a
n
d
p
r
o
b
le
m
s
o
f
in
f
o
rm
a
ti
o
n
se
c
u
rit
y
Io
T
,
”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
Op
e
n
In
fo
rm
a
ti
o
n
T
e
c
h
n
o
l
o
g
ies
,
v
o
l.
7
,
n
o
.
8
,
p
p
.
9
4
-
1
0
2
,
2
0
1
9
.
[2
7
]
J.
W
ierin
g
a
,
P
.
K.
Ka
n
n
a
n
,
X.
M
a
,
T
.
R
e
u
tt
e
re
r,
H.
Riss
e
l
a
d
a
,
B.
S
k
iera
,
“
Da
ta
a
n
a
l
y
ti
c
s
in
a
p
riv
a
c
y
-
c
o
n
c
e
rn
e
d
w
o
rld
,
”
J
o
u
rn
a
l
o
f
B
u
sin
e
ss
Res
e
a
rc
h
,
v
o
l.
1
2
2
,
p
p
.
9
1
5
-
9
2
5
,
2
0
2
1
,
d
o
i:
1
0
.
1
0
1
6
/
j.
j
b
u
sre
s.2
0
1
9
.
0
5
.
0
0
5
.
[2
8
]
“
P
ra
c
ti
ti
o
n
e
r’s
G
u
id
e
f
o
r
Io
T
S
e
c
u
rit
y
M
a
tu
rit
y
M
o
d
e
l,
”
V
e
rsio
n
1
.
0
2
0
1
9
-
02
-
2
5
,
2
0
1
9
.
[
On
li
n
e
]
.
A
v
a
il
a
b
le:
h
tt
p
s:
/
/i
ico
n
so
rti
u
m
.
o
rg
/p
d
f
/Io
T
_
S
M
M
_
P
ra
c
ti
ti
o
n
e
r_
G
u
id
e
_
2
0
1
9
-
02
-
2
5
.
p
d
f
.
[2
9
]
I.
N.
G
lu
k
h
ik
h
,
L
.
A
.
T
o
lsto
les
o
v
a
,
O.
A
.
A
r
z
i
k
u
l
o
v
,
“
S
y
s
t
e
m
s
e
n
g
i
n
e
e
r
i
n
g
m
e
t
h
o
d
o
l
o
g
y
f
o
r
d
e
s
i
g
n
i
n
g
d
i
g
i
t
a
l
p
u
b
l
i
c
-
p
r
i
v
a
t
e
p
a
r
t
n
e
r
s
h
i
p
p
l
a
t
f
o
r
m
s
,
”
A
p
p
l
i
e
d
S
y
s
t
e
m
I
n
n
o
v
a
t
i
o
n
,
v
o
l
.
4
,
n
o
.
1
,
p
p
.
1
-
1
3
,
2
0
2
1
,
d
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I
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2
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in
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ro
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ro
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ra
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a
d
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lad
im
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is
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th
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rtme
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teg
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jec
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t
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la
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m
ir
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in
h
a
s
m
o
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u
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n
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i
n
c
lu
d
in
g
5
b
o
o
k
s.
His
p
ro
f
e
ss
io
n
a
l
in
tere
sts:
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rre
n
t
p
r
o
b
lem
s
o
f
e
n
su
rin
g
c
o
m
p
le
x
se
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u
rit
y
o
f
m
o
d
e
rn
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o
m
p
u
ter
s
y
ste
m
s
;
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f
o
rm
a
ti
o
n
se
c
u
rit
y
o
f
c
rit
ica
l
i
n
f
o
rm
a
ti
o
n
in
f
ra
stru
c
tu
re
;
c
y
b
e
rc
rim
e
a
n
d
th
e
f
ig
h
t
a
g
a
in
st
It.
In
2
0
0
4
,
h
e
d
e
f
e
n
d
e
d
His
P
h
.
D.
th
e
s
is.
Evaluation Warning : The document was created with Spire.PDF for Python.