Offical URL: https://rctf.rois.io/

CTF events

NameWeight
RCTF 202288.18
RCTF 202169.20
RCTF 202052.89
RCTF 201936.00
RCTF 201824.02
RCTF 201720.00
RCTF 2015 Finals20.00
RCTF 2015 Quals25.00
Related tags: secure-coding web crypto networking sleeping nothing reverse engineering information security network security forensics ph maths logic algorithms algorithmics android java hacking javascript html session hijacking impersonation priv escala steganography penetration programming linux kernel c c++ c routing switching cisco data structure struggle python code application security windows malware exploitation os x student social engineering passcracking slacking destinyplayer cryptography base64 exif wireshark cbc aes sex stalking php comand injection sqlmap sqlinjection shell scripting csrf security math sqli hash xor no-source pwn rop re csharp googling enumeration misc htm reversing writeup pwnable forensic php git # web100 #reversing #web socialengineering insert postgres postgresql volgactf xss json web300 elasticsearch md5 volatility ppc reverse off-by-one heap exploit algorithm arm bruteforce command_injection random acm ssrf css hash-length-extension-attack ecdh-mitm sqlite sql csp-bypass sha256 bash clojure react webpack amp polyglot emulation vm unix length game hexeditor time obfuscated anti-debugging modular-root rsa prime invert apache2 virtual ping pwning rev morse lisp robots cookies http headers hash-collision dos nop-sled regex bit-flipping-attack telnet null-byte-poisoning mmaped doublefree fastbin calloc ffi unserialize php7.4 keepass veracrypt usb shellcode typescript nestjs nodejs zend risc-v shellcoding not_a_task rot13 browser bookmarks chrome hashcat crack ntlm sha256crypt substitution cipher mobile dex apk crlf request-splitting newline race-condition cache cpu crt coppersmith pentest miscellaneous fun qrcode aztec qr keylogger network gnuradio sudoku dotnet go golang github osint shellshock swoole mysql beancount eval jailbreak mips blockchain waf-bypass guitar music cpp steghide emoji stego rust arduino animalcrossing badge warmup visualbasic jpg gameboy cron curl shellscript pyjail picoctf vigenere bitflipping avr rowhammer trivia caddy rce framework bypass codeaudit action githubaction hhvm mallocng musl-1.2.2 medium easy motion format-string simic discord waewe devops ciphers image ciphertexts buffer-overflow ret2libc xdvfdsxvgsds sidh lcg lll