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  • Writeups
  • 2020 Writeups
    • Angstrom
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      • Secret Agents
      • windows of opportunity
      • Califrobnication
      • Patcherman
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      • No canary
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      • Confused Streaming
      • Reasonably Secure Algorithm
      • Defund's Crypt
      • Low-kee
      • Discrete Superlog
      • Wacko Images
      • Shifter
      • Xmas Still Stands
      • Noisy
      • Canary
      • Inputter
      • clam clam clam
      • PSK
      • Taking Off
      • Consolation
      • Wooosh
      • Signal_of_hope
      • One Time Bad
      • Revving up
    • bsidesBOS
      • Binary Exploitation
        • Patches
        • Sea Shells
      • Cryptography
        • Alice and Bob
        • Exodia
        • Fancy Caesar
        • Flag-SP Network
        • Maelstrom
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        • Where's The Body
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        • Y2K
      • Web
        • Clown Show
        • Yet Another Micro-story Library
    • Crypto CTF
      • Amsterdam
      • One Line Crypto
      • Trailing Bits
      • Gambler
    • Covid19 CTF
      • Sql db 3
      • Web 1 (Something Derpy? Idk)
      • ECB is the best CB
      • Db 2
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      • Pwn
        • Welcome Pwner
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        • JAILOO WARMUP
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        • One Part!
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        • NULL
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        • Sharky - Crypto
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        • Writeonly
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          • Space Force - Binary Exploitation
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        • Domo Arigato
      • Warm Up
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        • Private Investigator
    • Houseplant
      • 11
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      • Survey Writeup: Houseplant 2020
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      • Pz
      • Music Lab
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      • Catography
      • Selfhost all the things!
      • Satan's jigsaw
    • HSCTF
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        • Broken Tokens
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        • Pwnagotchi
        • Boredom
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        • AP lab: Comp Sci Principles
        • AP Lab: English Language
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        • My First Calculator
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      • pwn
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        • Finches in a Pie
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        • Solved in a flash
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          • Puffer Overflow
        • Not Really AI
        • A Flash Of Inspiration
          • A Flash of Inspiration
        • Medea
        • Eccentric Encryption Engima
        • Snakes and Ladders
      • Web
        • Entrypoint
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        • Collide
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        • Quarantine
        • Quarantine - Hidden Information
        • Getting Admin
        • Finding Server Information
        • Insert Witty Name
      • Forensics
        • Access Granted
        • Cut Short
        • Dimensionless Loading
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        • Disk Forensics Fun
        • A Monster Issue
        • A Musical Mix Up
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        • B007l3G CRYP70
        • Access=0000
        • B007L36 CRYP70... 4641N
        • Mysterious Masquerading Message.md
        • Really Simple Algorithm
        • Really Speedy Algorithm
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        • Really Small Algorithm
    • Redpwn CTF
      • Crypto
        • worst-pw-manager
        • 4k-rsa
        • pseudo-key
        • 12 Shades of Redpwn
        • priminity
        • base646464
        • Alien Transmissions v2
        • itsy bitsy
        • seekrypt
      • Web
        • Panda Facts
        • Static Static Hosting
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        • Login
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        • Dead Canary
        • Skywriting
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        • SmArT-Solver
          • SmArT-Solver
        • Ropes
        • Aall
        • Bubbly
      • Misc
        • CaaSino
        • uglybash
        • Albatross
    • rgbCTF
      • misc
        • ye olde prng
        • Penguins
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        • Differences
        • hallo
        • Adventure
        • insert witty algorithm name here
      • rev|pwn
        • ARM 1
        • LYCH King
        • Time Machine
        • Object Oriented Programming
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        • Too Slow
        • sadistic rev 2
        • Advanced Reversing Mechanics 2
        • Sadistic Reversing 1
      • ZTC
        • Ralphie
        • Peepdis
        • Vaporwave1
        • icanhaz
        • vaporwave 3
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      • web
        • tictactoe
        • type racer
        • keen eye
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        • imitation crab
      • forensics:osint
        • PI 1- Magic in the air
        • Pi 2
        • robins reddit password
        • Space Transmission
        • Insanity Check
      • beginner
        • Joke check
        • A Basic Challenge
        • Pieces
        • Quirky resolution
        • Shoob
        • Name A More Iconic Band
        • fine day
      • crypto
        • Grab your Jisho
        • Shakespeare Play, Lost (and found!)
        • (rgbctf/crypto/e.md)
        • I Love Rainbows
        • Adequate Encryption Standard
        • Occasionally Tested Protocol
        • rubikcbc
        • N-AES
    • Sharky
      • Give away 2
      • Give away 1
      • Give away 0
      • Romance Dawn
      • The hare and the tortoise
    • TJCTF
      • Circus
      • Forensics
        • Cookie Monster
        • Gamer F
        • Ling ling
        • Rap God
        • Hexillology
      • Misc
        • arabfunny
        • TTW
        • Timed
        • Gamer M
        • Zipped up
        • Discord
        • Censorship
        • Jarvis
        • Slicer
      • Reasonably Secure Algorithm
      • Login sequel
      • Seashells
      • Admin secrets
      • Web
        • Sarah Palin Fanpage
        • Circus
        • Login sequel
        • Weak Password
        • Moar Horse 4
        • Gamer W
        • File Viewer
        • Admin secrets
      • Gamer R
      • El primo
      • Crypto
        • home rolled
        • rgbsa
        • difficult decryption
        • Reasonably Secure Algorithm
        • Is this Crypto
        • Titanic
      • Reversing
        • comprehensive2
        • Forwarding
        • Gym
        • ASMR
        • Gamer R
      • Gamer M
      • Sarah Palin Fanpage
      • Zipped up
      • Is this Crypto
      • Pwn
        • OSRS
        • Stop
        • Seashells
        • Cookie Library
        • Tinder
        • El primo
      • Discord
      • Congenial Octo Couscous
      • Titanic
      • Gamer F
      • Censorship
      • Jarvis
      • OSRS
      • Moar Horse 4
      • Weak Password
      • Stop
      • Ling ling
      • Slicer
      • Cookie Library
      • Cookie Monster
      • comprehensive2
      • home rolled
      • Rap God
      • difficult decryption
      • Forwarding
      • rgbsa
      • Gym
      • arabfunny
      • Tinder
      • Timed
      • Gamer W
      • TTW
      • ASMR
      • File Viewer
      • Hexillology
    • Tokyo Westerns CTF
      • sqrt
      • easy-hash
      • Nothing much to see
      • Twin D
    • Zh3r0 CTF
      • Misc
        • Rainbow Hex
        • Find the Covid19 Vaccine
        • Welcome To Phase 2md
        • Welcome To Phase 1
        • Analyse me
        • snakes everywhere
      • Forensics
        • Run Forrest Run
        • PreDestination
        • Snow
          • Snow.md
        • Hidden Music
        • is it a troll???
        • Soundless
        • PreDestination
        • UnRemovable
        • Katycat
        • LSB Fun
        • Good Ol' IE
      • pwn
        • Command1
        • Free flag
        • Help
      • Crypto
        • We are related
        • Dozen Bases
        • Uncipher Me
        • NASA
        • RSA Warmup-Really Small Algorithm
      • Web
        • Web Warmup
        • Google Source Code
      • OSINT
        • NASA
      • Prenote: As all of these challenges were similar, we decided to combine these under one page.
  • 2021 Writeups
    • Union CTF
      • Antistatic
      • Cr0wn Air
      • Human Server
      • Mordell Primes
      • Neo-classical
      • Nutty
      • Why is a raven
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  1. 2020 Writeups
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Groovin and Cubin

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