[jhugo]

I think you're looking for "bad rap" (as in "rap sheet"). A bad wrap is an unappetising tortilla.

[morelisp]

If it's only base64 and not encrypted, that also seems like a bad wrap.

[kitsune_cw]

I've always seen it written as "bad rep" as in reputation.

[dharmab]

Bad rap is the older form: https://www.merriam-webster.com/words-at-play/usage-bad-rap-...