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Re: [Tls-reg-review] [IANA #1132414] Re: Request to register TLS integrity only cipher suites for TLS 1.3

"Salz, Rich" <rsalz@akamai.com> Thu, 13 December 2018 03:55 UTC

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From: "Salz, Rich" <rsalz@akamai.com>
To: "iana-prot-param@iana.org" <iana-prot-param@iana.org>
CC: "ncamwing@cisco.com" <ncamwing@cisco.com>, "tls-reg-review@ietf.org" <tls-reg-review@ietf.org>, "jmvisoky@ra.rockwell.com" <jmvisoky@ra.rockwell.com>
Thread-Topic: [Tls-reg-review] [IANA #1132414] Re: Request to register TLS integrity only cipher suites for TLS 1.3
Thread-Index: AQHUknAy+iV4v16NtEuGu/Krs7j1aaV8GySA
Date: Thu, 13 Dec 2018 03:55:03 +0000
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References: <RT-Ticket-1132414@icann.org> <CFEF8F6B-9136-4B4C-B6DE-0E635786A240@akamai.com> <rt-4.4.3-21493-1544578196-1273.1132414-37-0@icann.org> <B8FCF390-4B0A-46BC-B3AB-E92A7C7D4FCF@akamai.com> <rt-4.4.3-23334-1544633480-1124.1132414-37-0@icann.org> <rt-4.4.3-4154-1544656355-1253.1132414-37-0@icann.org>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/tls-reg-review/N54LLrwesXtFm0fJPD5VNJTwV4E>
Subject: Re: [Tls-reg-review] [IANA #1132414] Re: Request to register TLS integrity only cipher suites for TLS 1.3
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DLTS-OK is Y

On 12/12/18, 6:12 PM, "Sabrina Tanamal via RT" <iana-prot-param@iana.org> wrote:

    Hi Rich, all, 
    
    Sorry we have one more question. Can you let us know how to fill in the "DTLS-OK" column in the TLS Cipher Suites registry?
    
    Thanks,
    
    Sabrina Tanamal (filling in for Amanda)
    Senior IANA Services Specialist
    
    On Wed Dec 12 16:51:20 2018, rsalz@akamai.com wrote:
    > To avoid creating new holes, how about right after dragonfly:
    > 0xC0,0xB3       TLS_ECCPWD_WITH_AES_256_CCM_SHA384      Y       N
    > [RFC-harkins-tls-dragonfly-03]
    > 0xC0,0xB4-FF    Unassigned
    > 
    > On 12/11/18, 8:29 PM, "Amanda Baber via RT" <iana-prot-
    > param@iana.org> wrote:
    > 
    > Hi Rich,
    > 
    > Which values should we assign? There are a number of ranges available,
    > and I haven't been able to find any text in RFC 8447 or RFC 8446 that
    > identifies which section is for "Not Recommended" assignments:
    > 
    > https://www.iana.org/assignments/tls-parameters/tls-
    > parameters.xhtml#tls-parameters-4
    > 
    > Thanks for your patience,
    > 
    > Amanda Baber
    > Lead IANA Services Specialist
    > 
    > On Tue Dec 11 20:34:22 2018, rsalz@akamai.com wrote:
    > > We discussed this and approve.  Please assign two numbers in the "not
    > > recommended" space.
    > >
    > > Thanks!
    > >
    > > On 12/5/18, 2:54 PM, "Nancy Cam-Winget (ncamwing)"
    > > <ncamwing@cisco.com> wrote:
    > >
    > > > Contact Name:
    > > > Nancy Cam-Winget
    > > >
    > > > Contact Email:
    > > > ncamwing@cisco.com
    > > >
    > > > Type of Assignment:
    > > > "Not Recommended" TLS Cipher suite assignment
    > > >
    > > > Registry:
    > > > TLS 1.3 cipher suite
    > > >
    > > > Description:
    > > > At least two IoT (ODVA and IEC) forums are requesting the need for
    > > > enabling TLS 1.3 with integrity only protection in the data plane.
    > > > Under security considerations, we are not recommending this cipher
    > > > suite to be widely used and note that no privacy is provided when
    > > > this
    > > > cipher suite is used and several use cases have been noted where
    > > > privacy is not required.
    > > >
    > > > Additional Info:
    > > > We have noted the use cases and security (and privacy)
    > > > considerations
    > > > in https://tools.ietf.org/html/draft-camwinget-tls-ts13-
    > > > macciphersuites-01 as well as how the cipher suite would be used
    > > > with
    > > > TLS 1.3
    > >
    > >
    > >
    > > _______________________________________________
    > > tls-reg-review mailing list
    > > tls-reg-review@ietf.org
    > > https://www.ietf.org/mailman/listinfo/tls-reg-review
    > >
    > >
    > 
    > 
    > 
    
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