User information
| Full name | Zherebko Valeriy Anatolievich |  |
| Username | __kdb | |
| Date of Birth | 20/10/1978 | |
| Team | КДБ | |
| Educational Institution | National Technical University of Ukraine "Kyiv Polytechnical Institute", Kyiv, Ukraine | |
| Faculty | Информатики и вычислительной техники | |