Secure servers are servers using encryption technology in Internet transactions.
| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Czech Republic | 305.5 | 470.1 | 834.7 | 1,079.9 | 1,417.6 | 2,048.8 | 11,991.4 | 25,419.9 | 42,344.6 | 56,186.9 | 67,601.8 | 75,932.7 | 85,606.1 | 80,152.0 | 79,502.6 |
| Slovenia | 333.9 | 499.3 | 967.4 | 1,215.6 | 1,558.2 | 2,189.0 | 5,630.9 | 19,594.1 | 33,018.1 | 42,530.0 | 49,112.5 | 55,445.3 | 61,863.8 | 63,978.5 | 68,818.3 |
| Hungary | 167.7 | 217.8 | 393.1 | 516.5 | 670.4 | 930.8 | 4,148.9 | 13,712.9 | 19,379.9 | 26,447.1 | 33,083.6 | 42,102.8 | 51,406.7 | 53,717.8 | 55,076.0 |
| Bulgaria | 62.3 | 101.4 | 251.7 | 327.2 | 648.8 | 698.7 | 4,180.5 | 33,602.3 | 40,013.7 | 42,421.4 | 50,889.4 | 55,100.7 | 57,819.6 | 54,104.4 | 50,727.4 |
| Slovakia | 136.9 | 198.9 | 357.6 | 493.8 | 657.7 | 1,068.4 | 3,240.8 | 6,963.7 | 12,993.4 | 20,091.3 | 25,918.4 | 31,322.8 | 36,900.6 | 39,912.0 | 43,287.4 |
| Poland | 155.0 | 227.4 | 399.3 | 517.7 | 681.1 | 955.8 | 2,492.5 | 6,534.9 | 16,227.1 | 20,606.1 | 25,438.7 | 31,394.4 | 34,772.6 | 37,341.0 | 41,136.9 |
| Croatia | 117.8 | 172.6 | 313.6 | 398.9 | 505.0 | 643.6 | 1,752.9 | 14,908.4 | 20,040.5 | 23,423.1 | 23,114.3 | 25,479.4 | 29,826.9 | 29,421.6 | 29,457.9 |
| Romania | 39.0 | 60.9 | 131.4 | 175.9 | 246.7 | 361.2 | 3,421.5 | 12,254.4 | 15,938.1 | 19,164.6 | 21,374.3 | 23,316.8 | 24,738.1 | 26,836.8 | 27,204.6 |
| Republic of Moldova | 13.3 | 24.1 | 45.4 | 58.8 | 82.9 | 127.3 | 660.7 | 3,655.3 | 3,919.2 | 4,526.6 | 5,580.4 | 6,661.5 | 8,416.3 | 11,525.8 | 13,390.7 |
| Serbia | 7.4 | 26.0 | 53.0 | 67.5 | 93.1 | 141.1 | 551.7 | 5,802.6 | 6,899.7 | 8,071.9 | 9,361.2 | 11,213.5 | 11,871.2 | 12,647.8 | 12,940.4 |
| Montenegro | 21.0 | 27.4 | 48.3 | 57.8 | 68.9 | 94.5 | 139.1 | 222.1 | 413.4 | 686.1 | 777.2 | 919.9 | 1,265.3 | 2,221.2 | 6,421.6 |
| Bosnia and Herzegovina | 11.5 | 17.6 | 33.2 | 40.7 | 60.3 | 80.1 | 183.7 | 1,465.3 | 1,898.7 | 2,620.8 | 3,146.7 | 3,956.7 | 4,776.6 | 5,345.9 | 5,554.2 |
| North Macedonia | 21.1 | 23.7 | 48.7 | 70.2 | 105.9 | 125.0 | 509.4 | 546.2 | 512.4 | 766.4 | 1,142.2 | 1,546.4 | 1,735.5 | 1,858.0 | 2,105.3 |
| Albania | 4.1 | 8.3 | 25.5 | 35.6 | 52.3 | 68.4 | 144.6 | 443.0 | 526.1 | 767.3 | 884.8 | 988.0 | 1,107.4 | 1,220.3 | 1,324.7 |