| Name | Points | Tags | Writeups | |
|---|---|---|---|---|
| unrandompad | 150 | rsa crypto | 1 | |
| Shamir's Stingy Sharing | 200 | crypto | 1 | |
| mini-A3S | 1500 | crypto aes sbox linear-cryptanalysis | 1 | |
| Microservice as a Service 3.5 | 650 | web | 1 | |
| Microservice as a Service 2.5 | 550 | web | 0 | |
| Microservice as a Service 3 | 600 | web | 1 | |
| Microservice as a Service 2 | 500 | web | 1 | |
| Microservice as a Service 1 | 400 | web | 1 | |
| randompad | 700 | coppersmith mt19937 crypto rsa | 2 | |
| Snore | 600 | schnorr crypto | 1 | |
| Electroplating | 250 | web | 1 | |
| Iron(III) Oxide | 300 | misc | 1 | |
| ret2winRaRs | 150 | ret2winrars pwn | 3 | |
| Secure Uploader | 150 | web | 2 | |
| A3S | 800 | aes sbox crypto linear-cryptanalysis | 1 | |
| boring-flag-runner | 300 | pwn | 1 | |
| The Guessing Game | 300 | pwn | 2 | |
| Archer | 100 | pwn | 4 | |
| Return of Emoji DB | 600 | pwn heap | 2 | |
| lemonthinker | 100 | web | 4 | |
| babycrypt | 200 | crypto rsa | 4 | |
| sRSA | 100 | crypto rsa | 3 | |
| minigen | 100 | crypto | 1 | |
| Dotty | 150 | reverse engineering | 2 | |
| RaRPG | 200 | reverse engineering | 3 | |
| Fancy Button Generator | 100 | web xss | 2 | |
| Secure Storage | 650 | web | 1 | |
| optimizeme | 400 | rev rust | 1 | |
| The Mound | 800 | pwn custom-heap | 2 | |
| Unintended | 400 | heap pwn | 3 | |
| Not That Simple | 250 | pwn | 2 | |
| Very TriVial ReVersing | 300 | rev | 2 | |
| Infinite Free Trial | 300 | rev | 3 | |
| verybabyrev | 100 | rev | 6 | |
| minigen | 100 | crypto | 4 | |
