MetaCTF CyberGames

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MetaCTF21: Unionized (2021-12-04) · ctf · pwn

· type confusion with C unions

MetaCTF21: Two's Compliment (2021-12-04) · ctf · asm

· shellcode with only even bytes

MetaCTF21: Look, if you had one shot (2021-12-04) · ctf · web graphql

· graphql MFA abuse with a batched request

Last year, for MetaCTF CyberGames 2020, when there was another popular event running at the same time and no prizes, we took first. This year (2021), we took fifth overall ($50 prize per person). It was a fun event! And I got to spend more time on pwn.