Offical URL: https://tjctf.org/

CTF events

NameWeight
TJCTF 202435.60
TJCTF 202324.76
TJCTF 202224.76
TJCTF 202022.02
TJCTF 20190
TJCTF 201824.44
TJCTF 20160.00
Related tags: cryptography cipher audio programming pentesting coding network python c packet analysis social engineering carving guessing math stego security reverse engineering windows exploitation .net forensics unicode obfuscated web misc png reverse dtmf spectrogram pwnable sql password doc dbx mail stegano pil steganography pix image paste copy pwn base64 crypto being javascript c++ mysql penetration testing wifi cracking java game sqlinjection shellscript hacking netcat pcap wireshark c intro algorithms nothing linuxbasic os x linux reverse tcp trojan networking node.js captcha easy elf rev password-cracking analysis learning doing nothing consuming resources sleeping network securtity reversing kali linux sqli applications network security wireless attacks animation css html photoshop java programing logic google dns gdb exploits vulnerability namespace onlinejudge chroot seccomp koujiao network hacking netflow penetration social mon logical rfi burpsuite post subtraction bash imagemagick zip ppc kali contrast information security ruby stuff engineering cooking burp injection development electronics binary programming.algorithm decode #web forensic crytography php hardwaresecurity bruteforce pentest vm metasploit sqlmap lfi ctf re things phishing adventure bufferoverflow trivia recon xss #re cloud escape jail rbash mips keyboard usb mix racecondition curl command_injection sandbox procrastination bsd django ubuntu gif strings csp-bypass pyjail python-exploitation brainfuck js binary-exploitation format-strings ftp beginner hopper rce cookie source git oscommandinjection ret2libc cookies bot telegram sqlinj websec students for perl csharp scientific socket assembly cracking twitter mobile code writing securtity ssl buffer-overflow webpage-cookies formatstring rc4 machine neural networks ssl-traffic-decryption steg pit sagemath python2 lc4 am-modulation am cryptocurrency wallet tls excel archive keylogger pickle volatility stupid-blog tjctf dump robots user-agent flask heap clojure gpg aes-cbc rsa cssinjection miscellaneous rsa-like knapsack rsa-crypto programmation bin aslr pie format string attacks fastbin scripting vinegar null warmup aes-ecb pic rng lll lwe babai lattice z3 io_file_struct fft soikeo xxe binwalk crackme wasm reverse-engineering webassembly tcache babytcache 2020 reverse_engineering utctf scapy ping kernel aes-gcm shamir hash 8-bit emulator gameboy shellcoding upload format-string rust reverseengineering xor binaryexploitation foren rop ret2csu libc_database one_gadget shellcode cetus unity webgl diffie-hellman discrete-log jwt md5 ssti jinja bypassfilter exfiltration python3 script pohlig-hellman bof pwntools canary seed-cbc bytecode symlink race-condition blockchain deflate xs-search xs-leak ecdsa side-channel lfsr stream-cipher ethereum simic solidity reentrancy smart-contracts ml blind regex blindshell blind-regex kksctf shell kks2020 filesystem fastapi osint new redis mongodb ssrf pac aarch64 riscv 106_sam email cryptanalysis heap-overflow sigreturn srop substitution keygen tea adsfdfgh adsfdgfg adsdfg asfdgfhghj qwert poiuytr cnbnm lkjhgfds xvcbvbn sdfghj sdagsd gasdsgsdgssdg sfdfgh asxfg sfdgfhgh adsfdfg czxvcbvnb qwertyu poiuytghjn vxcbvbn asdf sdffdsfdf cxcfdfd adsdfgh ssh hijacking exploit medium malware pod-racing cerulean-express mxss jsjail madrid real vigener cool-school lamb-sauce fake-geoguesser inspect-element exif metadata factoring stegsolve keyboard-layout algo djikstra path-traversal prototype-pollution template-injection homomorphic paillier csp collision mac complex_numbers secret-sharing padding-oracle coppersmith padding merkle-tree namespaces musl-1.1.24 integer-overflow solana linear-cryptanalysis mallocng musl-1.2.2 information_gathering images exiftool rgb rsa-apprentice 2022 aperisolve directory-traversal morse dlp hastad merkle-hellman nonce-reuse tree length-extension-attack chacha drm 2023 challenge oracle writeup