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CSAW CTF 2012: Trivia 3

This entry was posted on Oct 02 2012

What is the x86 opcode for and al, 0x24? Put your answer in the form 0xFFFF.

We saved the following code in a file called trivia3

al, 0x24

Then compiled it using nasm

$ nasm trivia3

Afterwards, we opened it in hexdump to view the hex code

$ hexdump -C nasm.out

00000000 24 24 |$$|
00000002

Solution: 0x2424

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