Suppressing Intermediate Certificates in TLS

Document Type Expired Internet-Draft (individual)
Author Martin Thomson 
Last updated 2019-09-28 (latest revision 2019-03-27)
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


A TLS client that has access to the complete set of published intermediate certificates can inform servers of this fact so that the server can avoid sending intermediates, reducing the size of the TLS handshake.


Martin Thomson (

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