Аристархов, Иван Владимирович. Планирование смены сертификатов открытых ключей электронной цифровой подписи в общедоступных системах подтверждения подлинности электронного документооборота [Электронный ресурс]: автореф. дис. ... канд. техн. наук: 05.13.19 / И. В. Аристархов; Санкт-Петербургский государственный политехнический университет. — Электрон. текстовые дан. (1 файл : 461 Кб). — СПб., 2011. — Загл. с титул. экрана. — Электрон. версия печ. публикации. — Свободный доступ из сети Интернет (чтение). — Текстовый файл. — Adobe Acrobat Reader 6.0. — <URL:http://elib.spbstu.ru/dl/2071.pdf>.
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Period
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Read
|
Print
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Copy
|
Open
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Total
|
|
Year 2012
|
Quarter 1
|
1
|
0
|
1
|
0
|
2
|
|
Quarter 2
|
9
|
0
|
7
|
0
|
16
|
|
Quarter 3
|
5
|
0
|
3
|
0
|
8
|
|
Quarter 4
|
6
|
0
|
5
|
0
|
11
|
|
Year 2013
|
Quarter 1
|
5
|
0
|
5
|
0
|
10
|
|
Quarter 2
|
14
|
0
|
5
|
0
|
19
|
|
Quarter 3
|
16
|
0
|
2
|
0
|
18
|
|
Quarter 4
|
10
|
0
|
3
|
0
|
13
|
|
Year 2014
|
Quarter 1
|
6
|
0
|
1
|
0
|
7
|
|
Quarter 2
|
14
|
0
|
5
|
0
|
19
|
|
Quarter 3
|
11
|
0
|
5
|
0
|
16
|
|
Quarter 4
|
13
|
0
|
5
|
0
|
18
|
|
Year 2015
|
Quarter 1
|
9
|
0
|
1
|
0
|
10
|
|
Quarter 2
|
6
|
0
|
1
|
0
|
7
|
|
Quarter 3
|
12
|
0
|
7
|
0
|
19
|
|
Quarter 4
|
19
|
0
|
14
|
0
|
33
|
|
Year 2016
|
Quarter 1
|
17
|
0
|
15
|
0
|
32
|
|
Quarter 2
|
11
|
0
|
2
|
0
|
13
|
|
Quarter 3
|
7
|
0
|
2
|
0
|
9
|
|
Quarter 4
|
13
|
0
|
5
|
0
|
18
|
|
Year 2017
|
Quarter 1
|
5
|
0
|
2
|
0
|
7
|
|
Quarter 2
|
5
|
0
|
2
|
0
|
7
|
|
Quarter 3
|
7
|
0
|
4
|
0
|
11
|
|
Quarter 4
|
9
|
0
|
6
|
0
|
15
|
|
Year 2018
|
Quarter 1
|
3
|
0
|
9
|
0
|
12
|
|
Quarter 2
|
8
|
0
|
10
|
0
|
18
|
|
Quarter 3
|
7
|
0
|
11
|
0
|
18
|
|
Quarter 4
|
4
|
0
|
6
|
0
|
10
|
|
Year 2019
|
Quarter 1
|
7
|
0
|
19
|
0
|
26
|
|
Quarter 2
|
4
|
0
|
10
|
0
|
14
|
|
Quarter 3
|
6
|
0
|
4
|
0
|
10
|
|
Quarter 4
|
1
|
0
|
7
|
0
|
8
|
|
Year 2020
|
Quarter 1
|
6
|
0
|
12
|
0
|
18
|
|
Quarter 2
|
11
|
0
|
1
|
0
|
12
|
|
Quarter 3
|
13
|
0
|
0
|
0
|
13
|
|
Quarter 4
|
6
|
0
|
9
|
0
|
15
|
|
Year 2021
|
Quarter 1
|
6
|
0
|
1
|
0
|
7
|
|
Quarter 2
|
7
|
0
|
9
|
0
|
16
|
|
Quarter 3
|
3
|
0
|
16
|
0
|
19
|
|
Quarter 4
|
6
|
0
|
7
|
0
|
13
|
|
Year 2022
|
Quarter 1
|
4
|
0
|
9
|
0
|
13
|
|
Quarter 2
|
7
|
0
|
3
|
0
|
10
|
|
Quarter 3
|
8
|
0
|
6
|
0
|
14
|
|
Quarter 4
|
9
|
0
|
4
|
0
|
13
|
|
Year 2023
|
Quarter 1
|
5
|
0
|
7
|
0
|
12
|
|
Quarter 2
|
6
|
0
|
12
|
0
|
18
|
|
Quarter 3
|
2
|
0
|
10
|
0
|
12
|
|
Quarter 4
|
8
|
0
|
17
|
0
|
25
|
|
Year 2024
|
Quarter 1
|
2
|
0
|
6
|
0
|
8
|
|
Quarter 2
|
13
|
0
|
11
|
0
|
24
|
|
Total
|
392
|
0
|
324
|
0
|
716
|
