Offical URL: https://ctf.tsg.ne.jp/

TSG is the official computer society of The University of Tokyo, and also the name of the CTF team organized by its members.
Acquiring chance of organizing two domestic on-line CTFs last year, we now decided to host TSG CTF open for everyone. We promise you elegant and amusing chals for fun!
As a bonus, the greatest team will be awarded a prize with $$$ thanks to Flatt, Inc. Don’t miss it!

CTF events

NameWeight
TSG CTF 202525.00
TSG CTF 202425.00
TSG CTF 202325.00
TSG CTF 202134.80
TSG CTF 202023.75
TSG CTF23.75
Related tags: web pwn xss php trivia crypto stego rop sqli forensics writeup base64 python xor latex rsa latex z3 bruteforce javascript arm java js haskell go random exploitation misc re sql stegano ppc steganography security programming c c++ hacking math nothing networking injection engineering penetration malware shell exploits bash algorithms ai unix network pentesting minecraft html linux wireshark analysis ida sqlinjection networks mysql miscellaneous css sleeping software engineering csharp systems good hash git shellshock pwning ollydbg shellcode gdb cookies regex png compiler tcp windbg golang file crytography encryption ret2libc angr password-cracking captcha rce apache2 wireless nlp cryptanalysis lisp pcaps pickle coder zip heap development c reverse cryptography reversing rev easy burpsuite #web binary - ctf source elliptic for jpg shellcoding french reverse_engineering osint ssti quantum fsb off-by-one bytecode rsa-crypto foren digital race-condition jwt csp frida format-string qemu elgamal stream-cipher sqlinj python3 writing fr upload to signature discrete-log csp-bypass dlp number_theory gcd wasm cve2014-6271 brokenpng filerecovery ritsec zsteg xxe reverse-engineering number got-overwrite ghc prototype-pollution reverseengineering quine keygen rubiks-cube sqlite3 theory vuasoikeo web3 blind-regex blind-regex-injection regex-injection cpython onnx beginner's return-to-csu ken-thompsons-hack self-hosting warmups elliptic-curve error giaimagiacmo in_depth peasy stack-pivot p-adics async promise dompurify modulus asdfg adsfdf fsdgfhghfsdgfg wasi binex sdfsfvd asdasff casfsdfasfasfas afsdgfhgh asffasf distribution-analysis asdasdasdf zsczcfsaf aafaf. dsfddasfdf dadsfdfg adsfdgfgsfdgf sdcfsfcsfcsaf dsgadsgadsgdsg debug-mode smarts-attack hashcracking