1390-4299
1390-4299
S1390-42992019000200057
10.17141/urvio.25.2019.3997
España
España
Spain
00
12
2019
00
12
2019
25
57
69
[
2002
33
25-47
]
[
1961
15
21-4
]
[
2017
13
883-9
]
[
1763
53
370-418
]
[
1968
]
[
2007
]
[
2016
530
398-401
]
[
2019
565
277
]
[
CIA (Central Intelligence Agency)
1968
]
[
Cloud Security Alliance
2012
]
[
2019
24
]
[
1999
]
[
1999
]
[
1970
]
[
2016
10
7-23
]
[
2001
52
581-606
]
[
1994
]
[
2002
125
149-55
]
[
2001
]
[
2003
7
43-8
]
[
2004
111
3-32
]
[
2004
8
371-7
]
[
2001
37
620-9
]
[
2019
363
374-8
]
[
1995
]
[
2018
5
393-419
]
[
2009
52
34-9
]
[
2016
51
20-2
]
[
2014
7
2-9
]
[
1931
]
[
1948
]
[
2017
22
340-60
]
[
1995
90
773-95
]
[
2015
12-4
]
[
2016
92
175-95
]
[
2011
]
[
2012
17
1-17
]
[
2011
16
406-19
]
[
2016
51
11-9
]
[
2003
25
569-88
]
[
2003
]
[
2015
12
377-8
]
[
1994
763-800
]
[
2012
104
841-54
]
[
2015
]
[
2018
711-24
]
[
2010
35
3
3
1-22
]
[
2003
]
[
2004
28
303-33
]
[
2018
4
1
1
161-76
]
[
2018
556
296-8
]
[
2013
38
97-102
]