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ljahum published on 2021-02-20 included in posts

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Writeup for crypto in RCTF 2021

ljahum published on 2021-09-14 included in CTF

learnt many

ljahum published on 2021-09-12 included in CTF

养成杯2021

ljahum published on 2021-08-31 included in CTF

A WMCTF event

ljahum published on 2021-08-29 included in posts

A study of how to attack AES-OCB2 Authenticated encryption system

ljahum published on 2021-08-23 included in CTF

also a race of icq🤣🤣🤣