Overview#

Over-the-Air Rekeying (OTAR) is the common name for the method Key-Exchange in a telecommunications system over the communications channel (“over the air”).

Over-the-Air Rekeying is also referred to as Over-the-Air Transfer (OTAT), depending on the specific type and use of key being changed.

Although the acronym refers specifically to radio transmission means, the technology is also employed via landline and cable.

More Information#

There might be more information for this subject on one of the following:

• NIST.SP.800-57
• OTAR

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• [#1] - Over_the_Air_Rekeying - based on information obtained 2017-01-07-