Alphanumeric strings in "Datei herunterladen" scenarios typically represent cryptographic hashes used to verify file integrity or manage temporary download sessions. These unique fingerprints can be verified against downloaded files using system tools like PowerShell or online checkers to ensure the file is not corrupted or tampered with. For an in-depth explanation of file hashing, see the article at KC7 . What is Hashing? - SentinelOne