Archived Challenges - September 2021

Misc


Sanity Check Round 14 (15pts) - 01/09
JCTF (50pts) - 06/09
BagelBot (100pts) - 11/09

Reversing


Rotversing (50pts) - 02/09
aibohphobia (100pts) - 12/09
Optimizing Everything Is Super! (125pts) - 16/09
Mission De-xor (125pts) - 22/09
Telephone (200pts) - 29/09

Web


Methodically (50pts) - 03/09
Like it or not (75pts) - 08/09
My Tremendous Defender 2.0 (100pts) - 14/09
Forgotten name (100pts) - 19/09
Most Treacherous Deceiver 3.0 (200pts) - 26/09
Trace the Line 2 (100pts) - 27/09

Pwn


Know your abcd's (50pts) - 04/09
!overflow (75pts) - 09/09
!!overflow (200pts) - 21/09
!!!Overflow (200pts) - 22/09
Format String Fun (200pts) - 24/09
Astronomical (300pts) - 30/09

Crypto


tychophobia (50pts) - 05/09
Eve in Cryptoland: The Rabbithole__ (150pts) - 20/09
Shuffled again (175pts) - 25/09
A fun cipher (250pts) - 30/09

Forensics


Colors (75pts) - 07/09
High Volatility (50pts) - 13/09
Secure Volatility (150pts) - 23/09
Oh StegaNO (100pts) - 28/09

Crypto/Misc (Programming)


Shuffled (100pts) - 10/09

Forensics / Crypto


Where did it go? (100pts) - 15/09

Programming


SprintVM (150pts) - 17/09

Jail


Prison Shell - 23456 (100pts) - 18/09
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