| Date | User | Challenge | Score |
| Redender64 | Megalomaniac 1 | 100 | |
| testoto2 | Modular Arithmetic 1 | 20 | |
| valh4x | Montgomery Curves | 30 | |
| valh4x | Image Point Arithmetic | 30 | |
| valh4x | Where's the Supersingular Curve | 25 | |
| pokeyfodinho | Network Attacks | 5 | |
| testoto2 | Extended GCD | 20 | |
| Kas_d_Attay | Flipping Cookie | 60 | |
| mmd1hp | Adrien's Signs | 80 | |
| testoto2 | Greatest Common Divisor | 15 | |
| testoto2 | You either know, XOR you don't | 30 | |
| testoto2 | Favourite byte | 20 | |
| testoto2 | XOR Properties | 15 | |
| testoto2 | XOR Starter | 10 | |
| valh4x | The j-invariant | 20 | |
| valh4x | Introduction to Isogenies | 10 | |
| testoto2 | Bytes and Big Integers | 10 | |
| pokeyfodinho | Greatest Common Divisor | 15 | |
| testoto2 | Base64 | 10 | |
| testoto2 | Hex | 5 | |
| testoto2 | ASCII | 5 | |
| testoto2 | Great Snakes | 3 | |
| XLR8 | MD0 | 80 | |
| pokeyfodinho | You either know, XOR you don't | 30 | |
| testoto2 | Finding Flags | 2 | |
| valh4x | Breaking SIDH | 250 | |
| valh4x | A True Genus | 175 | |
| kosynus | Adrien's Signs | 80 | |
| kosynus | Chinese Remainder Theorem | 40 | |
| XLR8 | Stream of Consciousness | 80 | |
| XLR8 | Logon Zero | 80 | |
| XLR8 | CTRIME | 70 | |
| XLR8 | Bean Counter | 60 | |
| po6ix | Resisting Bruteforce | 10 | |
| XLR8 | Symmetry | 50 | |
| po6ix | Keyed Permutations | 5 | |
| 4rmg3dd0n | CTRIME | 70 | |
| Giorgio_Gui | Base64 | 10 | |
| Arriccio | Noise Free | 40 | |
| okron | Greatest Common Divisor | 15 | |
| Giorgio_Gui | Hex | 5 | |
| bechir_x09 | Dancing Queen | 120 | |
| bechir_x09 | Stream of Consciousness | 80 | |
| XLR8 | Triple DES | 60 | |
| bechir_x09 | Export-grade | 100 | |
| pokeyfodinho | Favourite byte | 20 | |
| lukefurmage | Bytes and Big Integers | 10 | |
| PAWOS | Modular Inverting | 25 | |
| pokeyfodinho | XOR Properties | 15 | |
| PAWOS | Modular Arithmetic 2 | 20 |
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