LunarCTF Quals 2026 on Binary Ruins

Crypto Abyss

Mon, 21 Sep 2026 17:45:54 +0530

Flag was in the chllenge handout itself :(((

Mon, 21 Sep 2026 17:45:45 +0530

Reversing symmetric crypto algos

Sun, 20 Sep 2026 23:30:28 +0530

quite successful Attempt at Forensics after a looooooong time

Sun, 20 Sep 2026 23:30:17 +0530

Z3 my beloved :))))

Sun, 20 Sep 2026 23:30:13 +0530

TIL __stack_prot was made READ-ONLY in glibc 2.39.

RIP _dl_make_stacks_executable(__libc_stack_end) method :((((.

Sun, 20 Sep 2026 23:30:08 +0530

Static flag in PWN chall -_-