I've been playing lots of CTFs lately and there's lot to learn in them and some times the challenges are either repeated or are of similar type so it's better to keep a record of them. So I started making CTF notes.
Just some tools we use
Check if canary etc are enabled or not
Use this if you have no clue which type of cipher it is.
Use sympy or sage
Git related task:
Look for all the accesible directories on a server
Not always useful but sometime a life saver
hydra along with our lovely
There are already many great lists that would help you during CTF. Some good list to check out are:
trailofbit's CTF Guide
A very good guide to get an idea about CTFs and different type of challenges
John Hammond's CTF Katana
Really good and short notes.
He keeps track of all the
not so common challenges from CTFs
Good notes on web challenges
Very good notes on WEB and RE/PWN category
Good notes on WEB and CRYPTO