Bypassing extcodesize(), Node Guardians CTF
Explaining extcodesize() :
extcodesize() is an opcode that retrieves the size of an account's code by checking the byte size of the address. It takes a 20-byte address and returns the byte size of the code.
Example :
InputOutput
0x43a61f3f4c73...
nour99.hashnode.dev2 min read