| Date | User | Challenge | Score |
| elesquina | Modular Exponentiation | 10 | |
| elesquina | Bean Counter | 60 | |
| B3k | Everything is Big | 70 | |
| B3k | Modulus Inutilis | 50 | |
| B3k | Salty | 20 | |
| curry_And_Rice | RSA Decryption | 20 | |
| alienkeric | Logon Zero | 80 | |
| yapock | You either know, XOR you don't | 30 | |
| curry_And_Rice | Private Keys | 20 | |
| LL | Everything is Still Big | 100 | |
| rabbitfox | Base64 | 10 | |
| Ar3A_0 | Quadratic Residues | 25 | |
| 0xMrB34rd | Parameter Injection | 60 | |
| curry_And_Rice | Euler's Totient | 20 | |
| curry_And_Rice | Public Keys | 15 | |
| rabbitfox | Hex | 5 | |
| blazspaca | Manyprime | 40 | |
| curry_And_Rice | Modular Exponentiation | 10 | |
| Ar3A_0 | Modular Inverting | 25 | |
| rabbitfox | ASCII | 5 | |
| dexter_nate27 | SIDH Key Exchange | 80 | |
| hkarapetyan | Modular Binomials | 80 | |
| Ar3A_0 | Modular Arithmetic 2 | 20 | |
| Daksh_Mamodiya | Broken RSA | 100 | |
| sans1441 | Quadratic Residues | 25 | |
| blazspaca | Square Eyes | 35 | |
| rabbitfox | Network Attacks | 5 | |
| aresinheaven | Too Many Errors | 100 | |
| blazspaca | Monoprime | 30 | |
| Eaglex | Modular Arithmetic 1 | 20 | |
| aresinheaven | Noise Cheap | 90 | |
| blazspaca | Inferius Prime | 30 | |
| elesquina | Symmetry | 50 | |
| Eaglex | Extended GCD | 20 | |
| chrispapaoic | Greatest Common Divisor | 15 | |
| blazspaca | Factoring | 15 | |
| aresinheaven | From Private to Public Key LWE | 25 | |
| thaily04 | Modular Inverting | 25 | |
| thaily04 | Modular Arithmetic 2 | 20 | |
| aresinheaven | LWE Low Bits Message | 20 | |
| yuguang | Legendre Symbol | 35 | |
| ordekmomo | Greatest Common Divisor | 15 | |
| aresinheaven | LWE High Bits Message | 15 | |
| sans1441 | Modular Inverting | 25 | |
| Ar3A_0 | Modular Arithmetic 1 | 20 | |
| thaily04 | Modular Arithmetic 1 | 20 | |
| sans1441 | Modular Arithmetic 2 | 20 | |
| sans1441 | Modular Arithmetic 1 | 20 | |
| aresinheaven | Backpack Cryptography | 120 | |
| akabeco | Resisting Bruteforce | 10 |
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