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Glossary of Data Communications Terms
Courtesy Enterprise-Wide Computing, Inc.
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Term:
authentication
Definition:
1) ensuring that a message is genuine, has arrived exactly
as it was sent and came from the stated source; 2)
verifying the identity of an individual, such as a person
at a remote terminal or the sender of a message. In OSI
nomenclature, authentication refers to the certainty that
the data received comes from the supposed origin; it is not
extended to include the integrity of the data which are
being transmitted. See also, data origin authentication
and peer-entry authentication. Protection against
fraudulent transactions by establishing the validity of
messages, stations, individuals or originators.
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