Digital Signatures

Video Notes

Microsoft published a general explanation of digital signatures, certificates, and how they interact with MS Office documents.

Steven Levy’s book Crypto provides an entertaining history of public-key cryptography through 2001. The chapter “Patents and Keys” explores political and economic influences on federal digital signature standards in the 1990s.

Vimeo Description

A digital signature uses a public key to verify that a data item has not been altered.

Video notes:

Video #13 shows how to validate a public-key certificate

The previous video introduces public-key certificates for authenticating web sites

See the entire Cryptosmith series in its album