All challenges are authored by ☕Black Matcha🍵 members! Flags are in the format BLACKMATCHA{...}!
Sanity Check
Misc | Easy | Vincent C.
Hmm... I wonder where the flag could be?
Xorry! I Broke Your Hard Drive!
Crypto | Easy | Vincent C.
My lab partner decided to pour Hydrochloric Acid all over my PC and damaged my Hard Drive! Good thing I always carry my trusty bottle of CHRomium (III) Hydroxide with me (my friends call me based for a reason), otherwise my very ORDinary, plain NVIDIA® GeForce RTX™ 9990TI Super could have gotten damaged.
DOMPurify Alternative
Web | Easy | Vincent C.
I stol- I mean I found a regular expression on StackExchange that is totally better than DOMPurify! Goodbye malicious user input, my API is totally secure!