!!! Overview
[{$pagename}] is a [KeyUsage] [bit] that is asserted when the [Certificate Subject] [Public Key] is used for direct [Encryption] of raw user [data] without the use of an intermediate symmetric [cipher]. 


%%information
Note that the use of this bit is __extremely uncommon__; almost all use [Key-Exchange] or [Key agreement] to establish a [Symmetric Key].
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[{$pagename}] bit means that the key in the [certificate] is used for [Encryption] of the [application] [data]. This is not used in [TLS]. But [certificates] are not only used for [TLS] (for example also in [Secure MIME], [VPN], signing of documents ...) so there might be use cases where this is needed.


!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]