| Date | User | Challenge | Score |
| Mote | Endless Emails | 150 | |
| Nho | Logon Zero | 80 | |
| Nho | CTRIME | 70 | |
| step_jo | Parameter Injection | 60 | |
| DuongKiet | Pad Thai | 80 | |
| kieuvip | Beatboxer | 150 | |
| Nyann917 | Blinding Light | 120 | |
| AthenaEryma | Confusion through Substitution | 25 | |
| SleunamC | Greatest Common Divisor | 15 | |
| Mote | Everything is Still Big | 100 | |
| kieuvip | Paper Plane | 120 | |
| test_dhkt | Unencryptable | 125 | |
| Nyann917 | Bespoke Padding | 100 | |
| kieuvip | The Good, The Pad, The Ugly | 100 | |
| sherwynd | Passwords as Keys | 50 | |
| abuhafs77 | Hex | 5 | |
| test_dhkt | Roll your Own | 125 | |
| abuhafs77 | ASCII | 5 | |
| abuhafs77 | Great Snakes | 3 | |
| kieuvip | Pad Thai | 80 | |
| abuhafs77 | Finding Flags | 2 | |
| Kotoha | Static Client | 100 | |
| test_dhkt | Ellipse Curve Cryptography | 125 | |
| XPhuocNe | Real Eisenstein | 150 | |
| Kotoha | Let's Decrypt Again | 175 | |
| kieuvip | Oh SNAP | 120 | |
| Nho | Symmetry | 50 | |
| Nho | Bean Counter | 60 | |
| kieuvip | Dancing Queen | 120 | |
| test_dhkt | No Way Back Home | 100 | |
| Namunamu | Ron was Wrong, Whit is Right | 90 | |
| Kotoha | Computing Shared Secrets | 30 | |
| SleunamC | You either know, XOR you don't | 30 | |
| test_dhkt | Broken RSA | 100 | |
| kieuvip | Stream of Consciousness | 80 | |
| jeonghyun | ECB Oracle | 60 | |
| kieuvip | Logon Zero | 80 | |
| jeonghyun | Passwords as Keys | 50 | |
| test_dhkt | Modular Binomials | 80 | |
| kieuvip | CTRIME | 70 | |
| jeonghyun | ECB CBC WTF | 55 | |
| test_dhkt | Adrien's Signs | 80 | |
| jeonghyun | Flipping Cookie | 60 | |
| Combat_Nugget | Finding Flags | 2 | |
| jeonghyun | Symmetry | 50 | |
| Kotoha | Signing Server | 60 | |
| jeonghyun | Bean Counter | 60 | |
| kieuvip | Triple DES | 60 | |
| Mote | Crossed Wires | 100 | |
| Kotoha | Ron was Wrong, Whit is Right | 90 |
You are now level Current level