All(150), Audio(4), Coding(14), Cracking(9), Crypto(24), Encoding(11), Exploit(55), Forensics(1), Fun(9), HTTP(10), Image(8), Java(3), Linux(9), Logic(6), Math(5), MySQL(15), PHP(27), Programming(1), Python(1), Realistic(6), Regex(2), Research(7), Shell(2), Simulated(1), Special(7), Stegano(22), Storyline(4), Training(33), Unknown(2), Warchall(11), Windows(1), XSS(2)
Research Challenges
Score Title Author Solvers Age Votes Difficulty Education Fun Forums
4 Trivia by Z and Gizmore 747 12y 209d 87Challenge Votes 5.26 6.32 7.20 Questions
2 Repeating History by space and Gizmore 566 8y 322d 53Challenge Votes 3.51 3.40 4.55 Questions
2 PHP My Admin by Gizmore 551 8y 317d 34Challenge Votes 3.38 2.85 3.03 Questions
5 Sidology by Gizmore 316 12y 198d 58Challenge Votes 4.16 4.47 7.40 Questions
6 Malware by Z 198 12y 11d 27Challenge Votes 4.07 5.52 6.74 Questions
4 Identity by Gizmore 117 9y 47d 30Challenge Votes 5.07 5.70 8.27 Questions
7 Stalking by Gizmore 10 7y 194d 4Challenge Votes 6.50 5.25 10.00 Questions