| Date | User | Challenge | Score |
| aj_2005x | Structure of AES | 15 | |
| abdullahshamhan | Static Client | 100 | |
| Ebrahim2028 | Beatboxer | 150 | |
| AltFreq | Irish flan (ECSC 2023 (Norway)) | 0 | |
| abdullahshamhan | Export-grade | 100 | |
| Hanan | Twin Keys | 100 | |
| NikitosBarbos | Hex | 5 | |
| abdullahshamhan | Parameter Injection | 60 | |
| aj_2005x | Resisting Bruteforce | 10 | |
| Ebrahim2028 | Forbidden Fruit | 150 | |
| abdullahshamhan | Deriving Symmetric Keys | 40 | |
| Malek484 | Resisting Bruteforce | 10 | |
| abdullahshamhan | Computing Shared Secrets | 30 | |
| Malek484 | Keyed Permutations | 5 | |
| AltFreq | Hide and seek (ECSC 2023 (Norway)) | 0 | |
| StackGlit | Bytes and Big Integers | 10 | |
| hani_harazi | Bruce Schneier's Password | 100 | |
| abdullahshamhan | Computing Public Values | 25 | |
| hani_harazi | Toshi's Treasure | 150 | |
| hani_harazi | Armory | 100 | |
| hani_harazi | Bit by Bit | 100 | |
| x_Chqrxnn | Great Snakes | 3 | |
| hani_harazi | Jeff's LFSR | 150 | |
| hani_harazi | L-Win | 120 | |
| hani_harazi | Trust Games | 150 | |
| hani_harazi | RSA vs RNG | 150 | |
| x_Chqrxnn | Finding Flags | 2 | |
| hani_harazi | Nothing Up My Sleeve | 150 | |
| hani_harazi | Lo-Hi Card Game | 120 | |
| hani_harazi | No Leaks | 100 | |
| hani_harazi | Gotta Go Fast | 40 | |
| abdullahshamhan | Generators of Groups | 20 | |
| abdullahshamhan | Working with Fields | 10 | |
| ariaf | Favourite byte | 20 | |
| Ebrahim2028 | Paper Plane | 120 | |
| hani_harazi | Let's Prove It Again | 175 | |
| Ebrahim2028 | Oracular Spectacular | 150 | |
| hani_harazi | Mister Saplins The Prover | 125 | |
| Ebrahim2028 | The Good, The Pad, The Ugly | 100 | |
| hani_harazi | Let's Prove It | 120 | |
| Ebrahim2028 | Pad Thai | 80 | |
| aj_2005x | Keyed Permutations | 5 | |
| hani_harazi | Couples | 100 | |
| hani_harazi | Mister Saplin's Preview | 80 | |
| hani_harazi | Pairing-Based Cryptography | 50 | |
| Ebrahim2028 | Oh SNAP | 120 | |
| Ebrahim2028 | Dancing Queen | 120 | |
| Ebrahim2028 | Stream of Consciousness | 80 | |
| Corisc0_ | XOR Starter | 10 | |
| Ebrahim2028 | Logon Zero | 80 |
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