This is a collection of my writeups for challenges in WPICTF 2019
Sat, 13 April 2019, 04:00 SGT — Mon, 15 April 2019, 07:00 SGT
| Challenge | Category | Remarks |
|---|---|---|
| Shifty Boi | Hardware | Linear Feedback Shift Register |
| coffeegate | Hardware | Boolean Algebra, Logic Gates |
| jocipher | Cryptography | Python Decompiling |
| bogged | Cryptography | Length Extension Attack |
| rsa machine | Cryptography | RSA Chosen Ciphertext Attack |