Site: https://ringzer0team.com Profile: an0n Rank (as of 17-07-2016): 1st UPDATE: Rank (as of 21-07-2018: still 1st (out of total 23334 players) since more than two years
Solved 217 263 challenges out of 239 292 (>90%) in various categories:
Coding challenges, Cryptography,
Forensics, Jail Escaping, Javascript, Malware Analysis,
Pwnage Linux, Reverse Engineering, Shellcoding, SQL Injection,
Steganography, SysAdmin Linux and Web.
Submitted write-ups, 17 21 with "special mentions".
(Write-ups are locked, available only for people who has
been also solved the challenges on ringzer0team.com.)
Detailed scoreboards as of 17-07-2016 and 20-08-2017 are available here: scores_20160717.ods scores_20170820.ods
Special thx to the founder of the awesome ringzer0team.com site, Mr.Un1k0d3r.
And special thx to the great community of ringzer0team, including but not limited to: uaf.io, lolwut, guilt, towel, corb3nik.