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
ASEAN Cyber SEA Game 2021
Summary: The Singapore team competed at the ASEAN Cyber SEA Game 2021 organised by the ASEAN-Japan Cybersecurity Capacity Building Centre (AJCCBC) and achiev...
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...
BALSN CTF 2021 - Metaeasy (Misc)
Summary: Bypass the restrictions of a Python jail to gain access to a get flag function within an impossible-to-instantiate metaclass class.
STACK 2020 - Third Place and Writeups
Summary: Our team achieved third place in the GovTech organised STACK 2020 competition.
STACK 2020 - Walking Down Memory Lane (Forensics)
Summary: Analysing the provided memory dump yields a hosted PNG file containing a steganographic message.
STACK 2020 - The Suspicious Frequency Monitoring Alert (IOT)
Summary: Malformed IEEE 802.11 RSN tags within select beacon frames are used as a means of encoding hidden data.
STACK 2020 - IOT RSA Token (IOT)
Summary: An I2C trace of a probed 16x2 LCD screen is provided in which credentials containing a usernames, passwords, and a SecurID key can be extracted.