| Date | User | Challenge | Score |
| fatomcys | Stream of Consciousness | 80 | |
| fatomcys | Logon Zero | 80 | |
| fatomcys | CTRIME | 70 | |
| fatomcys | Bean Counter | 60 | |
| fatomcys | Symmetry | 50 | |
| amool | Mixed Up | 120 | |
| fatomcys | Triple DES | 60 | |
| absoluteal | Keyed Permutations | 5 | |
| SEMEN_BAKI | Base64 | 10 | |
| fatomcys | Lazy CBC | 60 | |
| Spike2077 | Finding Flags | 2 | |
| Ripanzul | Bytes and Big Integers | 10 | |
| asad123 | Passwords as Keys | 50 | |
| SEMEN_BAKI | Hex | 5 | |
| amool | No Difference | 175 | |
| SigmaMonster | Resisting Bruteforce | 10 | |
| cryptoRiO | Let's Prove It Again | 175 | |
| Ripanzul | Network Attacks | 5 | |
| SEMEN_BAKI | ASCII | 5 | |
| SigmaMonster | Keyed Permutations | 5 | |
| Ripanzul | Base64 | 10 | |
| asad123 | Modes of Operation Starter | 15 | |
| amool | Hash Stuffing | 50 | |
| SEMEN_BAKI | Network Attacks | 5 | |
| 0xRahho | Keyed Permutations | 5 | |
| amool | Collider | 50 | |
| SEMEN_BAKI | Great Snakes | 3 | |
| cryptoRiO | Mister Saplins The Prover | 125 | |
| SEMEN_BAKI | Finding Flags | 2 | |
| absoluteal | Hex | 5 | |
| alexandro02 | Bytes and Big Integers | 10 | |
| alexis_be | Bytes and Big Integers | 10 | |
| fatomcys | Flipping Cookie | 60 | |
| asad123 | Bringing It All Together | 50 | |
| absoluteal | ASCII | 5 | |
| fatomcys | ECB Oracle | 60 | |
| fatomcys | ECB CBC WTF | 55 | |
| baller311 | Euler's Totient | 20 | |
| fatomcys | Passwords as Keys | 50 | |
| gll | Lemur XOR | 40 | |
| ptpm | Hex | 5 | |
| fatomcys | Modes of Operation Starter | 15 | |
| cbr4l0k | Size and Basis | 15 | |
| fatomcys | Bringing It All Together | 50 | |
| fatomcys | Diffusion through Permutation | 30 | |
| zeta | Finding Flags | 2 | |
| fatomcys | Confusion through Substitution | 25 | |
| fatomcys | Round Keys | 20 | |
| fatomcys | Structure of AES | 15 | |
| amool | Jack's Birthday Confusion | 30 |
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