├── .gitignore ├── CONTRIBUTING.md ├── README.md └── nsec-2018 ├── README.md ├── crypto └── crypto-leak-4 │ ├── README.md │ └── crypto_leak.zip ├── forensic ├── Communication-from-earth-5 │ ├── README.md │ ├── after.png │ ├── before.png │ ├── spectro.png │ ├── 🔊- solution.wav │ └── 🔊.wav └── Life-on-Mars?-3 │ ├── README.md │ ├── decrypt.png │ └── message.png └── reverse ├── MI7-5 ├── MI7.exe └── readme.md ├── MarsAnalytica-20 ├── MarsAnalytica └── README.md ├── babyre0-1 ├── README.md ├── babyre0 ├── flag.png └── solution.sh ├── babyre1-2 ├── README.md └── babyre1 └── unpack-me-4 ├── README.md └── ruby-packer.tgz /.gitignore: -------------------------------------------------------------------------------- 1 | .DS_Store 2 | -------------------------------------------------------------------------------- /CONTRIBUTING.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/CONTRIBUTING.md -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/README.md -------------------------------------------------------------------------------- /nsec-2018/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/README.md -------------------------------------------------------------------------------- /nsec-2018/crypto/crypto-leak-4/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/crypto/crypto-leak-4/README.md -------------------------------------------------------------------------------- /nsec-2018/crypto/crypto-leak-4/crypto_leak.zip: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/crypto/crypto-leak-4/crypto_leak.zip -------------------------------------------------------------------------------- /nsec-2018/forensic/Communication-from-earth-5/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Communication-from-earth-5/README.md -------------------------------------------------------------------------------- /nsec-2018/forensic/Communication-from-earth-5/after.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Communication-from-earth-5/after.png -------------------------------------------------------------------------------- /nsec-2018/forensic/Communication-from-earth-5/before.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Communication-from-earth-5/before.png -------------------------------------------------------------------------------- /nsec-2018/forensic/Communication-from-earth-5/spectro.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Communication-from-earth-5/spectro.png -------------------------------------------------------------------------------- /nsec-2018/forensic/Communication-from-earth-5/🔊- solution.wav: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Communication-from-earth-5/🔊- solution.wav -------------------------------------------------------------------------------- /nsec-2018/forensic/Communication-from-earth-5/🔊.wav: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Communication-from-earth-5/🔊.wav -------------------------------------------------------------------------------- /nsec-2018/forensic/Life-on-Mars?-3/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Life-on-Mars?-3/README.md -------------------------------------------------------------------------------- /nsec-2018/forensic/Life-on-Mars?-3/decrypt.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Life-on-Mars?-3/decrypt.png -------------------------------------------------------------------------------- /nsec-2018/forensic/Life-on-Mars?-3/message.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/forensic/Life-on-Mars?-3/message.png -------------------------------------------------------------------------------- /nsec-2018/reverse/MI7-5/MI7.exe: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/MI7-5/MI7.exe -------------------------------------------------------------------------------- /nsec-2018/reverse/MI7-5/readme.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/MI7-5/readme.md -------------------------------------------------------------------------------- /nsec-2018/reverse/MarsAnalytica-20/MarsAnalytica: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/MarsAnalytica-20/MarsAnalytica -------------------------------------------------------------------------------- /nsec-2018/reverse/MarsAnalytica-20/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/MarsAnalytica-20/README.md -------------------------------------------------------------------------------- /nsec-2018/reverse/babyre0-1/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/babyre0-1/README.md -------------------------------------------------------------------------------- /nsec-2018/reverse/babyre0-1/babyre0: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/babyre0-1/babyre0 -------------------------------------------------------------------------------- /nsec-2018/reverse/babyre0-1/flag.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/babyre0-1/flag.png -------------------------------------------------------------------------------- /nsec-2018/reverse/babyre0-1/solution.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | 3 | strings -a babyre0 | grep -iA 8 flag 4 | -------------------------------------------------------------------------------- /nsec-2018/reverse/babyre1-2/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/babyre1-2/README.md -------------------------------------------------------------------------------- /nsec-2018/reverse/babyre1-2/babyre1: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/babyre1-2/babyre1 -------------------------------------------------------------------------------- /nsec-2018/reverse/unpack-me-4/README.md: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/unpack-me-4/README.md -------------------------------------------------------------------------------- /nsec-2018/reverse/unpack-me-4/ruby-packer.tgz: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/ctfs/write-ups-2018/HEAD/nsec-2018/reverse/unpack-me-4/ruby-packer.tgz --------------------------------------------------------------------------------