| Date | User | Challenge | Score |
| jablonskim | Additive | 70 | |
| ihebz19 | Bytes and Big Integers | 10 | |
| mrdukcy | Base64 | 10 | |
| jablonskim | Static Client | 100 | |
| Amjad_salem | Let's Decrypt | 80 | |
| Spirit12 | Modular Exponentiation | 10 | |
| Aws_Fahd_abdo | No Difference | 175 | |
| kattysanchez | Euler's Totient | 20 | |
| Amjad_salem | Signing Server | 60 | |
| Amjad_salem | Null or Never | 100 | |
| Aws_Fahd_abdo | Twin Keys | 100 | |
| Amjad_salem | Bespoke Padding | 100 | |
| mrdukcy | Hex | 5 | |
| ihebz19 | Base64 | 10 | |
| Amjad_salem | RSA Backdoor Viability | 175 | |
| kattysanchez | Public Keys | 15 | |
| mrdukcy | ASCII | 5 | |
| Amjad_salem | Ron was Wrong, Whit is Right | 90 | |
| jablonskim | Marin's Secrets | 50 | |
| jablonskim | Forbidden Fruit | 150 | |
| jablonskim | Infinite Descent | 50 | |
| jablonskim | Endless Emails | 150 | |
| Amjad_salem | Fast Primes | 75 | |
| mrdukcy | Great Snakes | 3 | |
| jablonskim | Everything is Still Big | 100 | |
| AZZ912 | You either know, XOR you don't | 30 | |
| mrdukcy | Finding Flags | 2 | |
| Amjad_salem | Marin's Secrets | 50 | |
| Aws_Fahd_abdo | MD0 | 80 | |
| jablonskim | Megalomaniac 3 | 120 | |
| dturbo | What's a Lattice? | 40 | |
| ihebz19 | Hex | 5 | |
| Amjad_salem | Infinite Descent | 50 | |
| d00mvani | Great Snakes | 3 | |
| Aws_Fahd_abdo | Mixed Up | 120 | |
| Amjad_salem | Endless Emails | 150 | |
| lolo_sec | Jack's Birthday Confusion | 30 | |
| Amjad_salem | Everything is Still Big | 100 | |
| lolo_sec | Jack's Birthday Hash | 20 | |
| Aws_Fahd_abdo | MDFlag | 125 | |
| BrayanBC | ASCII | 5 | |
| atosh502 | Favourite byte | 20 | |
| d00mvani | Finding Flags | 2 | |
| Amjad_salem | Crossed Wires | 100 | |
| jablonskim | Megalomaniac 2 | 120 | |
| jablonskim | Beatboxer | 150 | |
| aljary | RSA Decryption | 20 | |
| Amjad_salem | Everything is Big | 70 | |
| jablonskim | Crossed Wires | 100 | |
| jablonskim | Everything is Big | 70 |
You are now level Current level