| Name | Points | Tags | Writeups | |
|---|---|---|---|---|
| Rescue Data 2: Defective RAID | 300 | 1 | ||
| Whiteout Mathmatics | 200 | 1 | ||
| Cocktail | 200 | 1 | ||
| Cello Rule | 250 | 1 | ||
| Diary | 300 | 3 | ||
| Backdoored Crypto System | 400 | crypto | 1 | |
| Poems | 100 | 0 | ||
| judgement | 50 | 5 | ||
| ninth | 100 | 1 | ||
| Rotten Uploader | 150 | 3 | ||
| Hastur | 250 + 400 + 200 | 1 | ||
| Get the admin password | 100 | web | 2 | |
| Zip Cracker | 200 | web | 0 | |
| ESPer | 180 | crypto | 2 | |
| Shadow | 400 | pwn | 4 | |
| Interpreter | 200 | pwn | 2 | |
| Private / Local / Comment | 50, 70, 100 | ppc | 2 | |
| Lights Out! | 100/300 | ppc | 2 | |
| Tsurai-Web | 300 | web | 2 | |
| Zip Cracker | 200 | web | 3 | |
| Get the admin password! | 100 | web | 3 | |
| rps-ng | 130 | ppc | 1 | |
| Super Express | 100 | crypto substitution | 1 | |
| Reverse Box | 50 | reversing | 7 | |
| greeting | 150 | pwn | 5 | |
| Rescue Data 1: deadnas | 50 | forensics | 4 | |
| glance | 50 | misc | 3 | |
| Make a Palindrome! | 20, 30 | ppc | 2 | |
| Twin Primes | 50 | crypto | 6 | |
| Global Page | 50 | web | 7 | |
