digital signature


noun Digital Technology.

an encrypted digital code appended to an electronic document to verify that it was created by a known source and has not been altered.

Compare e-signature.
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British Dictionary definitions for digital signature

digital signature

noun

computing electronic proof of a person's identity involving the use of encryption; used to authenticate documents
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012