Over the Air Rekeying

（重定向自OTAR）

Over the Air Rekeying (OTAR) is the common name for the method of changing or updating encryption keys in a telecommunications system over the communications channel (“over the air”). It 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 land line and cable.

单词	OTAR
释义	OTAR 英语百科 Over the Air Rekeying （重定向自OTAR） Over the Air Rekeying (OTAR) is the common name for the method of changing or updating encryption keys in a telecommunications system over the communications channel (“over the air”). It 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 land line and cable.
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