“Spooky License” by Hack The Box
My world will never be the same. This crackme introduced me to angr, which is a Swiss army...
“Partial Encryption” by Hack The Box
This is the first crackme I’ve solved that decrypts and executes code at runtime, so I think my...
“Wizardlike” by picoCTF
This one was one of the highest-scoring crackmes, so it was supposed to be the hardest. Unfortunately, it...
“OTP Implementation” by picoCTF
What does OTP mean here? “One Time Password”? “Over The Top”? “One True Pairing”? In any case, this...
“Powershelly” by picoCTF
When I first saw this crackme, I thought “WAT? Powershell?”. But it turned out that this was an...
“Easy as GDB” by picoCTF
I still don’t understand why the author compares it to GDB, since it won’t solve this out of...