I don't write writeups of everything I solved, only those at which I found interesting, which is heavily biased towards Crypto.
| Name | Category |
|---|---|
| Model E1337 - Rolling Code Lock: 2/2 | Crypto |
| Model E1337 v2 - Hardened Rolling Code Lock 1/1 | Crypto |
| Name | Category | Remarks |
|---|---|---|
| A Kind of Crypto | Crypto | My first time touching ECC really |
I did not participate in Whitehacks 2020. I was bored and did a challenge.
| Name | Category | Remarks |
|---|---|---|
| Concatacollision | Crypto | I wonder what inspired this challenge. Seems really arbituary |
Awww wished i spent more time on this CTF. Eitherways had a really fun run with CTF.SG
| Name | Category | Remarks |
|---|---|---|
| A3S | Crypto | Really fun challenge. Took me a while to realise that the whole cipher is linear. Maybe I should have read up on AES before this |
| randompad | Crypto | MT19937 challenge + RSA coppersmith. Finicky to set up but fun and challenging |
| Mini-A3S | Crypto | Wow this was hard. Probably the hardest challenge I've completed so far |
| PsychECC | Crypto | Heh |
| rotoRSA | Crypto | Ooo cool take on polynomial gcd |