Everything Else

Reverse Image Search

https://tineye.com/ and https://support.google.com/websearch/answer/1325808?hl=en&co=GENIE.Platform%3DDesktop

QR Codes

Skim this to become an expert on QR codes. https://www.thonky.com/qr-code-tutorial/

Cracking

• fcrackzip -v -D -u -p <wordlist> <target.zip>

Honestly, there are so many damn challenge formats I could never list them all... luckily John Hammond did a decent job of doing it so I don't have to.

Read through this quick to open your mind to the possible, and anytime you see a challenge that you don't recognize, see if it matches anything he described.