Bandit Level 10
data.txtcontains a base64-encoded string. Base64 is a common encoding scheme that represents binary data as ASCII text- since it is not encryption, but simply encoding, it is reversible.
base64 -d data.txtdecodes it straight tostdout.
Password
truKLdjsbJ5g7yyJ2X2R0o3a5HQJFuLk