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...
Stickied Posts
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...
Recent Posts
PoliCTF 2015 - Hard Interview (Grab Bag 50)
Simulated shell environment lets you pretend to be Hugh Jackman in Swordfish.
PoliCTF 2015 - Hanoi as a Service (Pwnable 50)
Remote prolog application to solve the Tower of Hanoi problem is vulnerable to remote code execution by injecting Prolog code.
PoliCTF 2015 - Exorcise (Crypto 50)
Simple challenge involving XORing.
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...
Scripting for CTFs - Basic File Operations
Reading, writing, and some in-between.
Scripting for CTFs - A New Tutorial Series
A new tutorial series to teach useful programming skills for CTFs.
New Look for Nandy Narwhals!
Nandy Narwhals gets a new look! We should be putting out tutorials in addition to our write-ups very soon!