| Date | User | Challenge | Score |
| QWXXHSX123 | Bespoke Padding | 100 | |
| bashrc | Bruce Schneier's Password | 100 | |
| 0Cr0w | Great Snakes | 3 | |
| farazhi | ASCII | 5 | |
| 0Cr0w | Finding Flags | 2 | |
| farazhi | Great Snakes | 3 | |
| farazhi | Finding Flags | 2 | |
| KNOURAymen | Bytes and Big Integers | 10 | |
| mephyt | Favourite byte | 20 | |
| jennicel | Finding Flags | 2 | |
| fucla | Flipping Cookie | 60 | |
| hakka52 | Hamiltonicity 2 | 175 | |
| hakka52 | Hamiltonicity 2 (CryptoHack) | 0 | |
| mephyt | XOR Properties | 15 | |
| cryptoRiO | Mixed Up | 120 | |
| hakka52 | Hamiltonicity 1 | 100 | |
| hakka52 | Hamiltonicity (CryptoHack) | 0 | |
| mephyt | XOR Starter | 10 | |
| SGT0v0 | XOR Properties | 15 | |
| bashrc | Dancing Queen | 120 | |
| bashrc | Forbidden Fruit | 150 | |
| bashrc | Paper Plane | 120 | |
| bashrc | Oh SNAP | 120 | |
| bashrc | Stream of Consciousness | 80 | |
| bashrc | CTRIME | 70 | |
| bashrc | Triple DES | 60 | |
| bashrc | Lazy CBC | 60 | |
| SGT0v0 | XOR Starter | 10 | |
| Blixow | The Matrix | 75 | |
| SGT0v0 | Bytes and Big Integers | 10 | |
| bashrc | Logon Zero | 80 | |
| bashrc | Pad Thai | 80 | |
| bashrc | Oracular Spectacular | 150 | |
| hakka52 | OR Proof | 75 | |
| hakka52 | OR Proof (CryptoHack) | 0 | |
| bashrc | The Good, The Pad, The Ugly | 100 | |
| demr | Additive | 70 | |
| Z10UD1 | ECB Oracle | 60 | |
| zeed17 | Base64 | 10 | |
| J4LL | Bytes and Big Integers | 10 | |
| bashrc | Beatboxer | 150 | |
| zeed17 | Hex | 5 | |
| VitoT | ECB CBC WTF | 55 | |
| sedtx | Let's Decrypt Again | 175 | |
| J4LL | Base64 | 10 | |
| bashrc | Real Eisenstein | 150 | |
| bashrc | Cofactor Cofantasy | 150 | |
| lube | XOR Starter | 10 | |
| J4LL | Hex | 5 | |
| lube | Bytes and Big Integers | 10 |
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