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Challenge Category Author Solved Score
1. At the end Cryptography unknown 3 997
2. Shuffle Cryptography Khulegu 3 997
3. Bus 2 Forensics Id3r 4 994
4. 1950 Matrix Miscellaneous zjzoloo 4 994
5. UMLaa for ULMaa Miscellaneous zjzoloo 6 985
6. Secret Note Forensics Id3r 7 979
7. Shopthing Web Khulegu 8 972
8. Hid2 Miscellaneous zjzoloo 10 955
9. Symbols Cryptography zjzoloo 11 945
10. Need help Miscellaneous unknown 11 945
11. MATHrix Cryptography zjzoloo 12 934
12. Remnant of Cicada Miscellaneous Saruul 12 934
13. Simple Binary Miscellaneous unknown 12 934
14. St3g4N0 Forensics Id3r 14 909
15. 100 triangles Miscellaneous unknown 14 909
16. R4B B1T Reverse Engineering zjzoloo 18 847
17. Trinity's Hidden Door Web unknown 18 847
18. Brainrot Cryptography unknown 19 829
19. Neo Reverse Engineering zjzoloo 19 829
20. Bus Forensics Id3r 20 810
21. Hash Game Cryptography Saruul 21 790
22. Kindergarten Cryptography zjzoloo 24 724
23. Heavy One Forensics unknown 24 724
24. M4th Forensics Id3r 24 724
25. Reality Security Access Cryptography zjzoloo 25 700
26. Big L or ll Reverse Engineering zjzoloo 26 675
27. Perception Yields Clarity Reverse Engineering zjzoloo 29 594
28. Warmup 2024 Cryptography unknown 36 370
29. Blueteeth Forensics unknown 64 10