| Date | User | Challenge | Score |
| Lilinta | Network Attacks | 5 | |
| covertik | ASCII | 5 | |
| CallMaNam3_ | Hex | 5 | |
| Ikamos | Base64 | 10 | |
| Ikamos | Hex | 5 | |
| oizoioi | Finding Flags | 2 | |
| CallMaNam3_ | ASCII | 5 | |
| Ikamos | ASCII | 5 | |
| karlacrypto | RSA Decryption | 20 | |
| karlacrypto | Private Keys | 20 | |
| karlacrypto | Euler's Totient | 20 | |
| covertik | Great Snakes | 3 | |
| Shadow4011 | Finding Flags | 2 | |
| karlacrypto | Public Keys | 15 | |
| covertik | Finding Flags | 2 | |
| Ikamos | Great Snakes | 3 | |
| lftroq | You either know, XOR you don't | 30 | |
| Ikamos | Finding Flags | 2 | |
| karlacrypto | Modular Exponentiation | 10 | |
| ngynmq | Moving Problems | 150 | |
| tup01ris | Static Client 2 | 120 | |
| prt_tm_phlsphr | Keyed Permutations | 5 | |
| Biswas | XOR Starter | 10 | |
| ayush00201 | Finding Flags | 2 | |
| CallMaNam3_ | Great Snakes | 3 | |
| Vinjr | LWE High Bits Message | 15 | |
| Biswas | Encoding Challenge | 40 | |
| mavil27 | No Difference | 175 | |
| ngynmq | ProSign 3 | 100 | |
| Lilinta | Great Snakes | 3 | |
| Lilinta | Finding Flags | 2 | |
| mypalpal | Collider | 50 | |
| Vinjr | LWE Intro | 10 | |
| durgesh | Network Attacks | 5 | |
| mypalpal | Jack's Birthday Confusion | 30 | |
| Biswas | Bytes and Big Integers | 10 | |
| durgesh | Great Snakes | 3 | |
| Gengg_ | ECB Oracle | 60 | |
| mypalpal | Jack's Birthday Hash | 20 | |
| durgesh | Finding Flags | 2 | |
| xx33xx | Public Keys | 15 | |
| Biswas | Network Attacks | 5 | |
| useless | Base64 | 10 | |
| GoofyGuy1331 | Greatest Common Divisor | 15 | |
| soybad | Modular Exponentiation | 10 | |
| GoofyGuy1331 | You either know, XOR you don't | 30 | |
| votranngocvy | Base64 | 10 | |
| useless | Hex | 5 | |
| useless | ASCII | 5 | |
| useless | Network Attacks | 5 |
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