TISC 2021 - 1865 Text Adventure (Creator’s Writeup)
This challenge was created for The InfoSecurity Challenge (TISC) 2021 organised by the Centre for Strategic Infocomm Technologies (CSIT). It was the 9th leve...
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NUS Greyhats at CDDC 2015 and (Almost) Epic Mass Exploitation
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...
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9447 CTF 2014 - No Strings Attached (Reversing)
A crack me that decrypts the password into a wide length string in memory.
9447 CTF 2014 - insanity check (Reversing)
Simple sanity check reversing challenge with flag in strings.
CSCAMP CTF 2014 - Logic (Crypto)
Message encoded in a seven segment display LED format.
CSCAMP CTF 2014 - I Hate Time (Web)
Remote code execution by injecting python code into a Python WSGI server.
CSCAMP CTF 2014 - 7amama Book (Web)
Insecure direct object reference allows changing of password of another user.
CSCAMP CTF 2014 - ELF2 (Reversing 100)
We are given the following binary to reverse: elf2. (It’s a zipped file)
CSCAMP 2014 - netcat, cryptcat Who cares? (STG100)
the solution is the md5 of the decrypted file