Signaturf(used to identify the sender of an e-mail message or Usenet article, that appears at the end of either communication); Unterschriftf(used to identify the sender of an e-mail message or Usenet article, that appears at the end of either communication)
Signaturf(A unique algorithm or static hash value used to identify a specific instance of malicious code or potentially unwanted software); Unterschriftf(An image of a legally-binding signature that is stored and printed on checks as appropriate)