N00bcak's Purple Cave

CTF Writeups

Jun 26, 2021

CDDC21: How Not To Organize a CTF

CDDC 2021 was nothing short of a disaster. Before I say anything more scathing, it must be said that I do not seek to slam DSTA and BSW who organized...

Jun 20, 2021

HSCTF 8 writeups

Unfortunately I’m a little VERY MUCH short on time, let’s cut to the chase. Writeups (WIP, might add more as time goes on) (PPC) Hopscotch (151 Solves / 436 Points)...

May 9, 2021

Cyberthon 2021 Writeups

Finally, another local CTF. More writeups, more clout. :P Barring Whitehacks, this CTF was probably the most stressful of them all. As a person who takes time to think, 7...

Apr 8, 2021

ångstromCTF 2021

ångstromCTF2021 was, in all honesty, probably the most serious I’ve been on a CTFTime CTF. The spread of challenge difficulties was just right for a beginner like me. While I...

Mar 27, 2021

UMassCTF

Creating this blogpost almost entirely to share one writeup :P. I saw UMassCTF on ctftime one fine day and decided to delve into the cryptography challenges. Due to my mountains...

Mar 14, 2021

CTFSG 2021

1 week, 1 CTF, 3 weeks straight. These CTFs just keep coming, don’t they? Interestingly the three CTFs were also arranged in order of increasing perceived difficulty, which was nice...

Mar 7, 2021

Whitehacks 2021

Whitehacks 2021, just ONE week after DSO-NUS CTF, was my second local CTF of 2021. It was quite fast-paced and enjoyable because the CTF lasted only 8 hours in total....

Mar 2, 2021

DSO-NUS CTF 2021 writeups

The DSO-NUS CTF was my first local competition of 2021 :). I had honestly expected that I would not solve any challenges, seeing as to how this CTF was also...

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