| Digital signature | Number of enterprises | | 212 | 334 | 356 | 664 | 842 | 1 205 |
| Percentage among all enterprises, % | | 4 | 5 | 5 | 9 | 11 | 15 |
| Data encryption | Number of enterprises | | 514 | 706 | 731 | 652 | 744 | 766 |
| Percentage among all enterprises, % | | 10 | 10 | 10 | 9 | 10 | 9 |
| Secure servers | Number of enterprises | | 735 | 972 | 1 003 | 1 467 | 1 722 | 1 837 |
| Percentage among all enterprises, % | | 14 | 14 | 14 | 20 | 22 | 22 |
| Firewalls | Number of enterprises | | 2 037 | 3 086 | 3 164 | 3 640 | 4 472 | 4 929 |
| Percentage among all enterprises, % | | 38 | 44 | 45 | 49 | 57 | 60 |
| PIN code | Number of enterprises | | 2 497 | 3 781 | 3 810 | 2 716 | 2 220 | 2 262 |
| Percentage among all enterprises, % | | 47 | 54 | 54 | 36 | 28 | 27 |
| Virus checking or control software | Number of enterprises | | 3 456 | 5 474 | 5 538 | 5 946 | 6 689 | 7 070 |
| Percentage among all enterprises, % | | 65 | 78 | 79 | 80 | 86 | 86 |