This challenge was created for The InfoSecurity Challenge (TISC) 2021 organised by the Centre for Strategic Infocomm Technologies (CSIT). It was the 9th leve...
The Cyber Defenders Discovery Camp 2015 is an introductory computer security workshop slash competition targeted at students at the JC and IHL levels. This i...
Summary: An ARM crackme is transferred over Bluetooth. Extracting the binary allows us to apply angr to it to automatically find the flag.
Summary: Three different individual messages are encoded within HTML via their classes and their styled visibilities.
Summary: Provide an image that satisfies an image classifier to obtain the flag.
Summary: Data hdiden within a corrupt Windows registry hive contains an Base64-encoded guessable flag.
Summary: A format string attack allows us to overwrite an entry in the GOT to redirect execution to a print flag function.
Writeups for the TISC 2020 CTF organised by CSIT.
Escape python jail.