| Date | User | Challenge | Score |
| sprouts | Finding Flags | 2 | |
| Ness2626 | Factoring | 15 | |
| Vinjr | Let's Decrypt Again | 175 | |
| peezyyorn | Base64 | 10 | |
| Screeeal | JSON in JSON | 40 | |
| 010001000101001 | ECB Oracle | 60 | |
| Ness2626 | RSA Signatures | 25 | |
| DeViator | ECB CBC WTF | 55 | |
| peezyyorn | Hex | 5 | |
| peezyyorn | ASCII | 5 | |
| Ryanzqc | Hex | 5 | |
| teun | Quadratic Residues | 25 | |
| Hanging_Tree | Point Negation | 10 | |
| makotoro | Base64 | 10 | |
| Stardest | Finding Flags | 2 | |
| l0rdimperi0 | Structure of AES | 15 | |
| Ness2626 | RSA Decryption | 20 | |
| Junezq | ASCII | 5 | |
| Mahnoor | Round Keys | 20 | |
| popcorn | Hex | 5 | |
| Ryanzqc | ASCII | 5 | |
| Mahnoor | Structure of AES | 15 | |
| Ness2626 | Private Keys | 20 | |
| popcorn | ASCII | 5 | |
| Mahnoor | Resisting Bruteforce | 10 | |
| 010001000101001 | Passwords as Keys | 50 | |
| Mahnoor | Keyed Permutations | 5 | |
| Ness2626 | Euler's Totient | 20 | |
| sakshi31 | Favourite byte | 20 | |
| Ness2626 | Public Keys | 15 | |
| Junezq | Great Snakes | 3 | |
| pc417 | Pad Thai | 80 | |
| popcorn | Great Snakes | 3 | |
| Violet_9703 | You either know, XOR you don't | 30 | |
| Ryanzqc | Great Snakes | 3 | |
| Violet_9703 | Favourite byte | 20 | |
| 010001000101001 | Modes of Operation Starter | 15 | |
| Junezq | Finding Flags | 2 | |
| hanahiennguyen | Signing Server | 60 | |
| Violet_9703 | XOR Properties | 15 | |
| Violet_9703 | XOR Starter | 10 | |
| welder | JWT Sessions | 10 | |
| popcorn | Finding Flags | 2 | |
| Ness2626 | Modular Exponentiation | 10 | |
| Ryanzqc | Finding Flags | 2 | |
| Yeonjae | Structure of AES | 15 | |
| NotAtAllSus | Chinese Remainder Theorem | 40 | |
| Violet_9703 | Bytes and Big Integers | 10 | |
| Mx_Chancelle | Finding Flags | 2 | |
| Yeonjae | Keyed Permutations | 5 |
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