Handling Large Certificates and Long Certificate Chains in TLS-based EAP Methods

The information below is for an old version of the document
Document Type Expired Internet-Draft (emu WG)
Authors Mohit Sethi  , John Preuß Mattsson  , Sean Turner 
Last updated 2020-03-01 (latest revision 2019-08-13)
Replaces draft-ms-emu-eaptlscert
Stream Internet Engineering Task Force (IETF)
Expired & archived
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Stream WG state In WG Last Call (wg milestone: Nov 2019 - WG last call on oper... )
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IESG IESG state Expired
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at


EAP-TLS and other TLS-based EAP methods are widely deployed and used for network access authentication. Large certificates and long certificate chains combined with authenticators that drop an EAP session after only 40 - 50 round-trips is a major deployment problem. This memo looks at the this problem in detail and describes the potential solutions available.


Mohit Sethi (mohit@piuha.net)
John Preuß Mattsson (john.mattsson@ericsson.com)
Sean Turner (sean@sn3rd.com)

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)