What Is Public Key Fingerprint?

February 12, 2024

A public key fingerprint (or a thumbprint in Microsoft terminology) is a byte sequence generated by executing a cryptographic hash function on a public key. The fingerprints are shorter than the public keys used in their creation, so they can simplify management-related tasks, such as public key authentication of over trusted channels.

Anastazija is an experienced content writer with knowledge and passion for cloud computing, information technology, and online security. At phoenixNAP, she focuses on answering burning questions about ensuring data robustness and security for all participants in the digital landscape.