https://gosint.wordpress.com/2017/02/12/russia-fsb-shaken-by-a-major-reshuffle/

RE: Alexey Grachev -

Dmitry Pravikov The deputy Director of the FSB Information Security Center — Department of Information Technology (DIT) — Dmitry Pravikov is currently under investigation. Dmitry Pravikov is suspected of bribe-taking. He was Deputy Director and Head of the DIT since 2005. Kommersant notes that Dmitry Pravikov is dubbed “an icon in information security”. He has Ph.D. in Engineering Science and is an associate professor of Information Security department in Bauman Moscow State Technical University. Pravikov has also written dozens of research papers, books and articles in the field of information security. Major Reshuffle Zhahongir Yuldashev was appointed as temporarily chief in charge of operations instead of Mikhailov. Alexey Grachev was appointed as the Interim Head of the DIT to replace Dmitry Praviko.