| Date | User | Challenge | Score |
| sleepy_h | Bytes and Big Integers | 10 | |
| cquill | Finding Flags | 2 | |
| sleepy_h | Base64 | 10 | |
| sleepy_h | Hex | 5 | |
| sleepy_h | ASCII | 5 | |
| sleepy_h | Network Attacks | 5 | |
| sleepy_h | Great Snakes | 3 | |
| sleepy_h | Finding Flags | 2 | |
| MidoS3d | WOTS Up 2 | 90 | |
| nicolejanedelro | Saying Hello | 20 | |
| nicolejanedelro | Sharks on the Wire | 10 | |
| nicolejanedelro | Secure Protocols | 5 | |
| nicolejanedelro | JSON in JSON | 40 | |
| nicolejanedelro | RSA or HMAC? | 35 | |
| nicolejanedelro | JWT Secrets | 25 | |
| nicolejanedelro | No Way JOSE | 20 | |
| nicolejanedelro | JWT Sessions | 10 | |
| nicolejanedelro | Token Appreciation | 5 | |
| nicolejanedelro | Prime and Prejudice | 200 | |
| nicolejanedelro | Adrien's Signs | 80 | |
| nicolejanedelro | Successive Powers | 60 | |
| nicolejanedelro | Legendre Symbol | 35 | |
| nicolejanedelro | Flipping Cookie | 60 | |
| nicolejanedelro | ECB CBC WTF | 55 | |
| nicolejanedelro | ECB Oracle | 60 | |
| nicolejanedelro | Passwords as Keys | 50 | |
| nicolejanedelro | Modes of Operation Starter | 15 | |
| nicolejanedelro | Bringing It All Together | 50 | |
| nicolejanedelro | Diffusion through Permutation | 30 | |
| SAATVIK | ECB CBC WTF | 55 | |
| nicolejanedelro | Confusion through Substitution | 25 | |
| nicolejanedelro | Round Keys | 20 | |
| nicolejanedelro | Structure of AES | 15 | |
| nicolejanedelro | Resisting Bruteforce | 10 | |
| nicolejanedelro | Keyed Permutations | 5 | |
| nicolejanedelro | Real Eisenstein | 150 | |
| nicolejanedelro | Unencryptable | 125 | |
| nicolejanedelro | Roll your Own | 125 | |
| nicolejanedelro | Ellipse Curve Cryptography | 125 | |
| nicolejanedelro | No Way Back Home | 100 | |
| nicolejanedelro | Broken RSA | 100 | |
| nicolejanedelro | Chinese Remainder Theorem | 40 | |
| nicolejanedelro | Modular Square Root | 35 | |
| Dark_Knight_Hero | Greatest Common Divisor | 15 | |
| Spire | Deriving Symmetric Keys | 40 | |
| Spire | Computing Shared Secrets | 30 | |
| Spire | Computing Public Values | 25 | |
| Spire | Generators of Groups | 20 | |
| Spire | Working with Fields | 10 | |
| Spire | CERTainly not | 30 |
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