| Date | User | Challenge | Score |
| pavveu | The Matrix | 75 | |
| vyv | XOR Starter | 10 | |
| anassElmendili | Finding Flags | 2 | |
| vquhung0102 | Bytes and Big Integers | 10 | |
| FakeVap0ur | You either know, XOR you don't | 30 | |
| alphabino02 | XOR Starter | 10 | |
| FakeVap0ur | Favourite byte | 20 | |
| IHateFrogs | Factoring | 15 | |
| FakeVap0ur | XOR Properties | 15 | |
| SOEDJATMOK0 | Quadratic Residues | 25 | |
| georiky | XOR Starter | 10 | |
| mhsayd5 | Base64 | 10 | |
| IHateFrogs | RSA Signatures | 25 | |
| mhsayd5 | Hex | 5 | |
| mhsayd5 | ASCII | 5 | |
| mhsayd5 | Great Snakes | 3 | |
| binhle217 | Modular Square Root | 35 | |
| somesoo | WOTS Up 2 | 90 | |
| georiky | Bytes and Big Integers | 10 | |
| mhsayd5 | Finding Flags | 2 | |
| Huyyeuthu2104 | Square Eyes | 35 | |
| somesoo | WOTS Up | 75 | |
| vquhung0102 | Base64 | 10 | |
| oscarS | Bytes and Big Integers | 10 | |
| Red0psD3v4rsh007 | XOR Properties | 15 | |
| paulti | Scalar Multiplication | 35 | |
| IHateFrogs | RSA Decryption | 20 | |
| georiky | Base64 | 10 | |
| IHateFrogs | Private Keys | 20 | |
| georiky | Hex | 5 | |
| somesoo | Merkle Trees | 25 | |
| paulti | Point Addition | 30 | |
| IHateFrogs | Euler's Totient | 20 | |
| 0xMrB34rd | Inferius Prime | 30 | |
| georiky | ASCII | 5 | |
| oscarS | Base64 | 10 | |
| 0xMrB34rd | Square Eyes | 35 | |
| georiky | Great Snakes | 3 | |
| georiky | Finding Flags | 2 | |
| IHateFrogs | Public Keys | 15 | |
| vyv | Bytes and Big Integers | 10 | |
| IHateFrogs | Modular Exponentiation | 10 | |
| Amit1111111111 | Base64 | 10 | |
| somesoo | MD0 | 80 | |
| paulti | Point Negation | 10 | |
| BackBreaker | ASCII | 5 | |
| BackBreaker | Great Snakes | 3 | |
| zipill | Successive Powers | 60 | |
| BackBreaker | Finding Flags | 2 | |
| Amit1111111111 | Hex | 5 |
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