writeup
2024 Cyber Apocalypse: Iced Tea
Identify TEA cipher from DELTA constant and decrypt ECB-mode ciphertext with known key
#htb
#ctf
#crypto
+3 writeup
2023 Cyber Apocalypse: Multipage Recyclings
Exploit custom AES ECB implementation with block recycling vulnerability
#htb
#ctf
#crypto
+3 writeup
2023 Cyber Apocalypse: Perfect Synchronization
Exploit AES ECB mode encryption with known plaintext and partial key recovery
#htb
#ctf
#crypto
+3 writeup
2022 Hack The Boo: Whole Lotta Candy
AES encryption challenge with multiple block cipher modes - exploit ECB mode weakness
#htb
#ctf
#crypto
+4