< draft-rescorla-tls-ctls-00.txt   draft-rescorla-tls-ctls-01.txt >
TLS Working Group E. Rescorla TLS Working Group E. Rescorla
Internet-Draft Mozilla Internet-Draft Mozilla
Intended status: Informational March 11, 2019 Intended status: Informational March 11, 2019
Expires: September 12, 2019 Expires: September 12, 2019
Compact TLS 1.3 Compact TLS 1.3
draft-rescorla-tls-ctls-00 draft-rescorla-tls-ctls-01
Abstract Abstract
This document specifies a "compact" version of TLS 1.3. It is This document specifies a "compact" version of TLS 1.3. It is
isomorphic to TLS 1.3 but saves space by aggressive use of defaults isomorphic to TLS 1.3 but saves space by aggressive use of defaults
and tighter encodings. CTLS is not interoperable with TLS 1.3, but and tighter encodings. CTLS is not interoperable with TLS 1.3, but
it should eventually be possible for the server to distinguish TLS it should eventually be possible for the server to distinguish TLS
1.3 and CTLS handshakes. 1.3 and CTLS handshakes.
Status of This Memo Status of This Memo
skipping to change at page 2, line 41 skipping to change at page 2, line 41
5.1.3. Flight 3 (Client Certificate..Finished) . . . . . . . 11 5.1.3. Flight 3 (Client Certificate..Finished) . . . . . . . 11
5.2. ECDHE w/ PSK . . . . . . . . . . . . . . . . . . . . . . 12 5.2. ECDHE w/ PSK . . . . . . . . . . . . . . . . . . . . . . 12
6. Security Considerations . . . . . . . . . . . . . . . . . . . 12 6. Security Considerations . . . . . . . . . . . . . . . . . . . 12
7. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 12 7. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 12
8. Normative References . . . . . . . . . . . . . . . . . . . . 13 8. Normative References . . . . . . . . . . . . . . . . . . . . 13
Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 13 Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 13
Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 13 Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 13
1. Introduction 1. Introduction
DDISCLAIMER: This is a work-in-progress draft of MLS and has not yet DDISCLAIMER: This is a work-in-progress draft of cTLS and has not yet
seen significant security analysis, so could contain major errors. seen significant security analysis, so could contain major errors.
It should not be used as a basis for building production systems. It should not be used as a basis for building production systems.
This document specifies a "compact" version of TLS 1.3 [RFC8446]. It This document specifies a "compact" version of TLS 1.3 [RFC8446]. It
is isomorphic to TLS 1.3 but designed to take up minimal bandwidth. is isomorphic to TLS 1.3 but designed to take up minimal bandwidth.
The space reduction is achieved by two basic techniques: The space reduction is achieved by two basic techniques:
o Default values for common configurations, thus avoiding the need o Default values for common configurations, thus avoiding the need
to take up space on the wire. to take up space on the wire.
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