Offical URL:

Online qualifier for the Vegas finals.

Binjitsu by ddtek (... — 2012)
Legitimate Business Syndicate (2013 — 2017)
Order of the Overflow (2018 — ...)

CTF events

DEF CON CTF Qualifier 20190.00
DEF CON CTF Qualifier 201858.89
DEF CON CTF Qualifier 201771.97
DEF CON CTF Qualifier 201666.20
DEF CON CTF Qualifier 201590.00
DEF CON CTF Qualifier 201490.00
DEF CON CTF Qualifier 201390.00
DEF CON CTF Qualifier 2012100.00
DEF CON CTF Qualifier 2011100.00
Related tags: web pwn xss openvms x86 php trivia bin crypto stego rop sqli hacking forensics gpg zpool perl python tangle mips net pcap xor sha1 latex rsa penetration testing smt z3 padding oracle elf bruteforce c++ reverse engineering javascript puzzle programming c engineering security arm java exploitation misc pwnable re sql joy exploit ppc pwnables steganography math nosql nodejs obfuscated coding nothing networking ruby penetration packed shell pentest bash ios algorithms windows ai unix stuff network bordersprites c64 collision pentesting guessing arm64 html linux recon sql injection mysql pyjail image miscellaneous http headers dictionary attack armitage mitm css malware analysis blind remote rev irc artificial intelligence brute force sstv qr code ctf crackme automation language volatility jwt radare2 bof cgc brop pov peda stack_canaries pwning x86_64 image proccessing design music vbscript powershell vulnerability research ida pro ollydbg nix machine learning shellcode ajax telegram rethinkdb gdb command injection dos qr defcon web200 osint aes-cbc diffie-hellman reverse x86 regex reversing del mac oldschool babyecho jit calculator compiler amd64 debugger nc prolog swordfish chiptune heap-feng-shui hanoi service escape cli server electronics null md5 linux server admin ninja warmup angr captcha pdf patching cipher coppersmith rce oauth heap-overflow c qrcode cryptography lll pickle command_injection reverse user-agent xmldecoder heap zlib binary icectf2016 buffer-overflow icectf aes-ecb fastbin movfuscated eval py2exe one_gadget popad vtable fingerprinting keylogger binary-exploitation single-byte bad-random