ctf_tools
rotsolver.sh
Accepts specified params and piped text. Outputs ROT1->ROT25 and ROT47 / 94 PRINTABLE ASCII CHARACTERS FROM ! (33) TO ~ (126).
Then, grep for your flag format.
username-gen.py
Accepts a file with full names, and generates a file usernames.txt with a bunch of possible usernames for each user. Useful for brute-forcing credentials for CTF and pentesting challenges.
portscan.sh
Checks for all open ports at an ip address, and then scans known ports deeper, outputting a nmap.txt file in normal format.
XOR-files.py
Accepts a filename and a key as parameters. Useful for unencrypting files with known file types.