Hi Alan,

Now that IANA updates have been completed, we will move this document forward 
in the publication process. 

Thank you!

Madison Church
RFC Production Center

> On Feb 24, 2026, at 1:56 PM, Madison Church <[email protected]> 
> wrote:
> 
> Hi Amanda,
> 
> The updates look good. Thank you!
> 
> Madison Church
> RFC Production Center
> 
>> On Feb 19, 2026, at 7:56 PM, Amanda Baber via RT <[email protected]> 
>> wrote:
>> 
>> Hi,
>> 
>> We've added the following entries to "TEAP Error TLV (value 5) Error Codes":
>> 
>> 2003 The Crypto-Binding TLV is invalid (Version, or Received-Ver, or 
>> Sub-Type) [RFC-ietf-emu-rfc7170bis-19]
>> 2004 The first Inner Method did not derive EMSK [RFC-ietf-emu-rfc7170bis-19]
>> 2005 The Crypto-Binding TLV did not include a required MSK Compound MAC 
>> [RFC-ietf-emu-rfc7170bis-19]
>> 2006 The MSK Compound MAC fails verification [RFC-ietf-emu-rfc7170bis-19]
>> 2007 The Crypto-Binding TLV did not include a required EMSK Compound MAC 
>> [RFC-ietf-emu-rfc7170bis-19]
>> 2008 The EMSK Compound MAC fails verification [RFC-ietf-emu-rfc7170bis-19]
>> 2009 The EMSK Compound MAC exists, but the Inner Method did not derive EMSK 
>> [RFC-ietf-emu-rfc7170bis-19]
>> 
>> Please see
>> https://www.iana.org/assignments/teap-parameters
>> 
>> thanks,
>> Amanda
>> 
>> On Thu Feb 19 22:10:24 2026, [email protected] wrote:
>>> IANA,
>>> 
>>> To match the updated document, please add values 2003-2009 from Table
>>> 4 (Section 7.2) to the "TEAP Error TLV (value 5) Error Codes”
>>> registry. See https://www.rfc-editor.org/authors/rfc9930-IANA.txt.
>>> 
>>> Thank you!
>>> 
>>> Madison Church
>>> RFC Production Center
>>> 
>>>> On Feb 19, 2026, at 3:07 PM, Madison Church <[email protected]
>>>> editor.org> wrote:
>>>> 
>>>> Hi Alan,
>>>> 
>>>> Thanks for your reply! We believe the reply you provided is your
>>>> approval of the document, and we have noted such on the AUTH48 status
>>>> page (see https://www.rfc-editor.org/auth48/rfc9930). If that is not
>>>> correct and you need more time for review, please let us know.
>>>> 
>>>> In the meantime, we will proceed with IANA updates.
>>>> 
>>>> Thank you!
>>>> 
>>>> Madison Church
>>>> RFC Production Center
>>>> 
>>>>> On Feb 19, 2026, at 9:57 AM, Alan DeKok <[email protected]>
>>>>> wrote:
>>>>> 
>>>>> Those changes are fine, thanks.
>>>>> 
>>>>>> On Feb 19, 2026, at 10:42 AM, Madison Church <[email protected]
>>>>>> editor.org> wrote:
>>>>>> 
>>>>>> Hi Alan,
>>>>>> 
>>>>>> Thank you for your quick reply! We have left the citations below as
>>>>>> is per your feedback. Two followup items are listed below. Aside
>>>>>> from these two items, we have no further comments or questions and
>>>>>> will wait for your approval before asking IANA to update their
>>>>>> registries.
>>>>>> 
>>>>>> 1) For question 2c, we have left the citation tag as is. Please let
>>>>>> us know if this is correct.
>>>>>> 
>>>>>> Original:
>>>>>> The challengePassword field is limited to 255 octets (Section 7.4.9
>>>>>> of [RFC5246] indicates that no existing cipher suite would result
>>>>>> in an issue with this limitation).
>>>>>> 
>>>>>> 2) The only notable citation update we have made in AUTH48 is shown
>>>>>> below. Please let us know if this is correct.
>>>>>> 
>>>>>> Original:
>>>>>> The other TLS keying materials are derived and used as defined in
>>>>>> [RFC5246].
>>>>>> 
>>>>>> Current:
>>>>>> The other TLS keying materials are derived and used as defined in
>>>>>> [RFC8446].
>>>>>> 
>>>>>> The updated files have been posted here (please refresh):
>>>>>> https://www.rfc-editor.org/authors/rfc9930.txt
>>>>>> https://www.rfc-editor.org/authors/rfc9930.pdf
>>>>>> https://www.rfc-editor.org/authors/rfc9930.html
>>>>>> https://www.rfc-editor.org/authors/rfc9930.xml
>>>>>> https://www.rfc-editor.org/authors/rfc9930-diff.html
>>>>>> https://www.rfc-editor.org/authors/rfc9930-rfcdiff.html (side by
>>>>>> side)
>>>>>> https://www.rfc-editor.org/authors/rfc9930-auth48diff.html
>>>>>> https://www.rfc-editor.org/authors/rfc9930-auth48rfcdiff.html (side
>>>>>> by side)
>>>>>> https://www.rfc-editor.org/authors/rfc9930-lastdiff.html
>>>>>> https://www.rfc-editor.org/authors/rfc9930-lastrfcdiff.html (side
>>>>>> by side)
>>>>>> 
>>>>>> AUTH48 status page: https://www.rfc-editor.org/auth48/rfc9930
>>>>>> 
>>>>>> Thank you!
>>>>>> Madison Church
>>>>>> RFC Production Center
>>>>>> 
>>>>>>> On Feb 18, 2026, at 10:35 AM, Alan DeKok <[email protected]>
>>>>>>> wrote:
>>>>>>> 
>>>>>>> On Feb 18, 2026, at 10:56 AM, Madison Church <[email protected]
>>>>>>> editor.org> wrote:
>>>>>>>>> 1) For #23 and #25, we have updated the corresponding text in
>>>>>>>>> the file when updating the BCP citations. Please review and let
>>>>>>>>> us know if the text appears as desired.
>>>>>>> 
>>>>>>> The text is fine
>>>>>>> 
>>>>>>>>> 2) Upon further review, we came across a few instances of text
>>>>>>>>> where we are unsure if updating to use RFC 8446 is correct.
>>>>>>>>> Please review each instance below and let us know how we should
>>>>>>>>> update. Note that we will continue to cite RFC 5246 where there
>>>>>>>>> is a direct mention of TLS 1.2.
>>>>>>>>> 
>>>>>>>>> a) Original:
>>>>>>>>> TEAP is in full conformance with TLS ticket extension [RFC5077].
>>>>>>>>> 
>>>>>>>>> Separately, we note that this is the only mention of the term
>>>>>>>>> "TLS ticket extension", whereas "SessionTicket extension" is
>>>>>>>>> used multiple times in this document. Should the term be updated
>>>>>>>>> as follows?
>>>>>>>>> 
>>>>>>>>> Perhaps:
>>>>>>>>> TEAP is in full conformance with the SessionTicket extension
>>>>>>>>> [RFC5077].
>>>>>>> 
>>>>>>> Yes.
>>>>>>> 
>>>>>>>>> 
>>>>>>>>> b) Original:
>>>>>>>>> It is REQUIRED that anonymous cipher suites such as
>>>>>>>>> TLS_DH_anon_WITH_AES_128_CBC_SHA [RFC5246] only be used in the
>>>>>>>>> case when the inner method provides mutual authentication, key
>>>>>>>>> generation, and resistance to on-path and dictionary attacks.
>>>>>>>>> 
>>>>>>>>> (Note that TLS_DH_anon_WITH_AES_128_CBC_SHA does not appear in
>>>>>>>>> RFC 8446.)
>>>>>>> 
>>>>>>> I think it's fine to leave that as a reference to RFC5246.
>>>>>>> 
>>>>>>>>> c) The challengePassword field is limited to 255 octets (Section
>>>>>>>>> 7.4.9 of [RFC5246] indicates that no existing cipher suite would
>>>>>>>>> result in an issue with this limitation).
>>>>>>>>> 
>>>>>>>>> 
>>>>>>>>> d) The TLS-PRF is defined in [RFC5246] as:
>>>>>>>>> PRF(secret, label, seed) = P_<hash>(secret, label | seed)
>>>>>>>>> 
>>>>>>>>> (Note that this definition does not appear in RFC 8446.)
>>>>>>> 
>>>>>>> Leaving that as RFC5246 is OK.
>>>>>>> 
>>>>>>>>> 
>>>>>>>>> e) Original:
>>>>>>>>> The derivation of S-IMCK is as follows:
>>>>>>>>> 
>>>>>>>>> S-IMCK[0] = session_key_seed
>>>>>>>>> For j = 1 to n-1 do
>>>>>>>>> IMCK[j] = the first 60 octets of TLS-PRF(S-IMCK[j-1],
>>>>>>>>> "Inner Methods Compound Keys",
>>>>>>>>> IMSK[j])
>>>>>>>>> S-IMCK[j] = first 40 octets of IMCK[j]
>>>>>>>>> CMK[j] = last 20 octets of IMCK[j]
>>>>>>>>> 
>>>>>>>>> where TLS-PRF is the PRF (described above) negotiated as part of
>>>>>>>>> TLS
>>>>>>>>> handshake [RFC5246].
>>>>>>> 
>>>>>>> Leaving that as RFC5246 is OK.
>>>>>>> 
>>>>>>>>> 
>>>>>>>>> f) For instance, the Certificate Status Request extension
>>>>>>>>> [RFC6066] and the
>>>>>>>>> Multiple Certificate Status Request extension [RFC6961] can be
>>>>>>>>> used
>>>>>>>>> to leverage a certificate-status protocol…
>>>>>>>>> 
>>>>>>>>> (Note: No mention of Multiple Certificate Status Request
>>>>>>>>> extension in RFC 8446.)
>>>>>>> 
>>>>>>> I think that text is fine as-is/
>>>>>>> 
>>>>>>>>> The files have been posted here (please refresh):
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930.txt
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930.pdf
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930.html
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930.xml
>>>>>>>>> 
>>>>>>>>> Diff files:
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930-diff.html
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930-rfcdiff.html (side by
>>>>>>>>> side)
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930-auth48diff.html
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930-auth48rfcdiff.html
>>>>>>>>> (side by side)
>>>>>>>>> https://www.rfc-editor.org/authors/rfc9930-alt-diff.html (shows
>>>>>>>>> moved text)
>>>>>>>>> 
>>>>>>>>> AUTH48 status page: https://www.rfc-editor.org/auth48/rfc9930
>>>>>>>>> 
>>>>>>>>> Thank you!
>>>>>>>>> Madison Church
>>>>>>> 
>>>>>> 
>>>>> 
>>>> 
>> 
> 

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