Amanda,

Thanks for the updates.  

We will move this document forward in the publication process at this time.

Megan Ferguson
RFC Production Center

> On Jun 25, 2026, at 6:40 PM, Amanda Baber via RT <[email protected]> wrote:
> 
> Hi,
> 
> These changes are complete:
> 
> https://www.iana.org/assignments/openpgp
> 
> thanks,
> Amanda
> 
> On Tue Jun 23 18:44:09 2026, [email protected] wrote:
>> IANA,
>> 
>> There are a number of changes to the “OpenPGP Public Key Algorithms”
>> registry (at https://www.iana.org/assignments/openpgp/openpgp.xhtml)
>> necessary to exactly match the document.
>> 
>> 1) The large majority of these changes involve hyphenation of octets
>> in attributive position (e.g., 32-octet Ed25519 public key instead of
>> 32 octets Ed25519 public key).  Nearly every column will be affected.
>> 
>> 2) The section number mentions are somewhat different (e.g., the
>> document will point to Section 5 while the IANA registry has Section
>> 5.2).  Please make these consistent with the document as well.
>> 
>> The plaintext version of the document is available here:
>> https://www.rfc-editor.org/authors/rfc9980.txt
>> 
>> Because there was such significant formatting variation both within
>> the versions of the document and as compared to the IANA registry, our
>> usual diff is nearly unreadable. So, here is a Claude-generated diff
>> highlighting the changes requested in 1 and 2 above:
>> https://www.rfc-editor.org/authors/rfc9980IANAdiff.html
>> 
>> Please let us know once the registry has been updated as all other
>> approvals have been received and the document will be ready to move
>> forward in the publication process.
>> 
>> Thank you.
>> 
>> Megan Ferguson
>> RFC Production Center
>> 
>>> On Jun 17, 2026, at 9:32 AM, Madison Church <[email protected]
>>> editor.org> wrote:
>>> 
>>> Hi Paul, Authors,
>>> 
>>> (Taking over for Megan temporarily as she is offline for the rest of
>>> this week.)
>>> 
>>> Paul - Thank you for your response! We have noted your approval here:
>>> https://queue.rfc-editor.org/final-review/rfc9980/.
>>> 
>>> Authors - As all of our queries have been resolved, we will begin
>>> preparing this document for publication.
>>> 
>>> Thank you for your time!
>>> 
>>> Best,
>>> Madison Church
>>> RFC Production Center
>>> 
>>>> On Jun 16, 2026, at 8:52 AM, Paul Wouters
>>>> <[email protected]> wrote:
>>>> 
>>>> 
>>>> On Mon, Jun 15, 2026 at 11:07 PM Megan Ferguson
>>>> <[email protected]> wrote:
>>>> ADs,
>>>> 
>>>> Just in case this is pending me as the then-AD at the time,
>>>> 
>>>> 
>>>> Just a friendly reminder that this document is ready to go once we
>>>> hear back from the AD on the following:
>>>> 
>>>>> On Jun 1, 2026, at 9:12 AM, Megan Ferguson <[email protected]
>>>>> editor.org> wrote:
>>>>> 
>>>>> Now we believe we just need AD input to wrap things up.
>>>>> 
>>>>> *AD - Please weigh in on question 8 and the authors’ updates to
>>>>> resolve question 12 (copied below for convenience):
>>>>> 
>>>>>>>> 8) <!--[rfced] [AD] The authors submitted a query about possible
>>>>>>>> downrefs suggested by IDNITs (see list below).  This is not
>>>>>>>> generally something the RPC advises on.  Upon conference between
>>>>>>>> AD and authors, please let us know if any updates/changes are
>>>>>>>> necessary.
>>>>>>>> 
>>>>>>>> Checking references for intended status: Proposed Standard
>>>>>>>> 
>>>>>>>> (See RFCs 3967 and 4897 for information about using normative
>>>>>>>> references
>>>>>>>> to lower-maturity documents in RFCs)
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'FIPS-
>>>>>>>> 203'
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'FIPS-
>>>>>>>> 204'
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'FIPS-
>>>>>>>> 205'
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'IANA-
>>>>>>>> OPENPGP'
>>>>>>>> 
>>>>>>>> ** Downref: Normative reference to an Informational RFC: RFC
>>>>>>>> 3394
>>>>>>>> 
>>>>>>>> ** Downref: Normative reference to an Informational RFC: RFC
>>>>>>>> 7748
>>>>>>>> 
>>>>>>>> ** Downref: Normative reference to an Informational RFC: RFC
>>>>>>>> 8032
>>>>>>>> 
>>>>>>>>> From the authors: "We listed those references as normative as
>>>>>>>>> they
>>>>>>>> contain the algorithmic specifications needed.
>>>>>>>> 
>>>>>>>> We would appreciate guidance from the RFC Editor Team if this
>>>>>>>> should
>>>>>>>> be handled differently."
>>>> 
>>>> The downrefs are fine.
>>>>>>>> 
>>>>>>>> —>
>>>>> 
>>>>> From Falko:
>>>>>> as I understand question 8, we still need to address the "downref"
>>>>>> problems:
>>>>>> - normative references to the FIPS specs: Can these simply be
>>>>>> kept?
>>>>>> - normative reference to IANA registry: What is the right way
>>>>>> here?
>>>>>> - normative references to "Informational" RFCs: It seems to me
>>>>>> those need some kind of annotation if we want to keep them as
>>>>>> normative references. But I don't understand the procedure. Can
>>>>>> you point out the possible options here?
>>>> 
>>>> No need for any changes.
>>>>> 
>>>>> 
>>>>> And for question 12 (inclusive language):
>>>>>> 12) We did not find any issues regarding inclusive language. The
>>>>>> word 'traditional' is used in line with the definition of
>>>>>> 'traditional cryptographic algorithms' in RFC 9794. For clarity,
>>>>>> we suggest to add this term in Section 1.1.1. We propose the
>>>>>> following change. We also believe there should be a comma before
>>>>>> the "and", please feel free to remove it if that is wrong.
>>>>>> 
>>>>>> Section 1.1.1
>>>>>> 
>>>>>> OLD:
>>>>>> Specifically, the terms "multi-algorithm", "composite" and "non-
>>>>>> composite" are used in correspondence with the definitions
>>>>>> therein.
>>>>>> 
>>>>>> NEW:
>>>>>> Specifically, the terms "multi-algorithm", "composite", "non-
>>>>>> composite", and "traditional" are used in correspondence with the
>>>>>> definitions therein.
>>>> 
>>>> That looks fine to me.
>>>>> Once we hear back some AD guidance on the above, we believe the
>>>>> document will be ready to move forward in the publication process.
>>>> 
>>>> No issues with the proposed Section 1.1.1 change and no issues with
>>>> the downrefs. Looks good to go.
>>>> 
>>>> 
>>>> Paul
>>>> 
>>>>> 
>>>>> The files have been posted here (please refresh):
>>>>> https://www.rfc-editor.org/authors/rfc9980.txt
>>>>> https://www.rfc-editor.org/authors/rfc9980.pdf
>>>>> https://www.rfc-editor.org/authors/rfc9980.html
>>>>> https://www.rfc-editor.org/authors/rfc9980.xml
>>>>> 
>>>>> The diff files have been posted here (please refresh):
>>>>> https://www.rfc-editor.org/authors/rfc9980-diff.html
>>>>> (comprehensive)
>>>>> https://www.rfc-editor.org/authors/rfc9980-rfcdiff.html (side by
>>>>> side)
>>>>> 
>>>>> https://www.rfc-editor.org/authors/rfc9980-auth48diff.html (Final
>>>>> Review changes only)
>>>>> https://www.rfc-editor.org/authors/rfc9980-auth48rfcdiff.html (side
>>>>> by side)
>>>>> 
>>>>> https://www.rfc-editor.org/authors/rfc9980-alt-diff.html (to see
>>>>> IANA table/list changes)
>>>>> https://www.rfc-editor.org/authors/rfc9980-alt-rfcdiff.html (side
>>>>> by side)
>>>>> 
>>>>> The Final Review status page for this document is viewable here:
>>>>> https://www.rfc-editor.org/auth48/rfc9980
>>>>> 
>>>>> Thank you.
>>>>> 
>>>>> Megan Ferguson
>>>>> RFC Production Center
>>>>> 
>>>>> 
>>>>>> On May 30, 2026, at 2:25 PM, Aron Wussler <[email protected]> wrote:
>>>>>> 
>>>>>> Hi Megan,
>>>>>> 
>>>>>> I also reviewed and approve the document.
>>>>>> 
>>>>>> Cheers,
>>>>>> Aron
>>>>>> 
>>>>>> --
>>>>>> Aron Wussler
>>>>>> Sent with ProtonMail, OpenPGP key 0x7E6761563EFE3930
>>>>>> 
>>>>>> 
>>>>>> On Friday, 29 May 2026 at 23:11, Megan Ferguson
>>>>>> <[email protected]> wrote:
>>>>>> 
>>>>>>> Stavros, Johannes, and Falko,
>>>>>>> 
>>>>>>> Thank you for your replies.
>>>>>>> 
>>>>>>> We have updated as suggested by Falko (thank you for spotting
>>>>>>> that!) and reposted the files.
>>>>>>> 
>>>>>>> We have also recorded your approvals of the document in its
>>>>>>> current form.  We will assume your approval stands even if a
>>>>>>> coauthor submits further changes unless we hear objection at that
>>>>>>> time. Once we have approval from Aron and AD approval, this
>>>>>>> document should be ready to move forward in the publication
>>>>>>> process.
>>>>>>> 
>>>>>>> The files have been posted here (please refresh):
>>>>>>> https://www.rfc-editor.org/authors/rfc9980.txt
>>>>>>> https://www.rfc-editor.org/authors/rfc9980.pdf
>>>>>>> https://www.rfc-editor.org/authors/rfc9980.html
>>>>>>> https://www.rfc-editor.org/authors/rfc9980.xml
>>>>>>> 
>>>>>>> The diff files have been posted here (please refresh):
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-diff.html
>>>>>>> (comprehensive)
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-rfcdiff.html (side by
>>>>>>> side)
>>>>>>> 
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-auth48diff.html (Final
>>>>>>> Review changes only)
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-auth48rfcdiff.html
>>>>>>> (side by side)
>>>>>>> 
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-lastdiff.html (last
>>>>>>> version to this)
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-lastrfcdiff.html (side
>>>>>>> by side)
>>>>>>> 
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-alt-diff.html (to see
>>>>>>> IANA table/list changes)
>>>>>>> https://www.rfc-editor.org/authors/rfc9980-alt-rfcdiff.html (side
>>>>>>> by side)
>>>>>>> 
>>>>>>> The Final Review status page for this document is viewable here:
>>>>>>> https://www.rfc-editor.org/auth48/rfc9980
>>>>>>> 
>>>>>>> Thank you.
>>>>>>> 
>>>>>>> Megan Ferguson
>>>>>>> RFC Production Center
>>>>>>> 
>>>>>>>> On May 29, 2026, at 1:28 AM, Stavros Kousidis
>>>>>>>> <[email protected]> wrote:
>>>>>>>> 
>>>>>>>> Hi Megan,
>>>>>>>> 
>>>>>>>> Looks good for me, too.
>>>>>>>> 
>>>>>>>> Thank you all
>>>>>>>> Stavros
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Am 29. Mai 2026 07:50:59 MESZ schrieb Johannes Roth
>>>>>>>> <[email protected]>:
>>>>>>>> Hi Megan,
>>>>>>>> 
>>>>>>>> Thanks for the quick action. I reviewed the document and it
>>>>>>>> looks good to me (aside from the comma issue that Falko
>>>>>>>> mentioned).
>>>>>>>> 
>>>>>>>> Best,
>>>>>>>> Johannes
>>>>>>>> 
>>>>>>>> On 27.05.2026 18:59, Megan Ferguson wrote:
>>>>>>>> Hi Aron and *AD,
>>>>>>>> 
>>>>>>>> [*AD - please respond regarding question #8 and review/approve
>>>>>>>> the author’s suggested text to resolve question #12].
>>>>>>>> 
>>>>>>>> Thanks for the reply and guidance. We have updated as requested.
>>>>>>>> 
>>>>>>>> Note that we made the further change of removing “of RFC 9980”
>>>>>>>> from the Reference column of the IANA Considerations table (now
>>>>>>>> list). This matches the method of referencing most commonly seen
>>>>>>>> in recently published RFCs; please let us know any objections.
>>>>>>>> Note that these changes are best viewed in the “alt diff” files
>>>>>>>> below.
>>>>>>>> 
>>>>>>>> Please review the files carefully as we do not make changes once
>>>>>>>> the document is published as an RFC.
>>>>>>>> 
>>>>>>>> The files have been posted here (please refresh):
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.txt
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.pdf
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.html
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.xml
>>>>>>>> 
>>>>>>>> The diff files have been posted here (please refresh):
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-diff.html
>>>>>>>> (comprehensive)
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-rfcdiff.html (side by
>>>>>>>> side)
>>>>>>>> 
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-auth48diff.html
>>>>>>>> (Final Review changes only)
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-auth48rfcdiff.html
>>>>>>>> (side by side)
>>>>>>>> 
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-alt-diff.html (to see
>>>>>>>> IANA table/list changes)
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-alt-rfcdiff.html
>>>>>>>> (side by side)
>>>>>>>> 
>>>>>>>> The Final Review status page for this document is viewable here:
>>>>>>>> https://www.rfc-editor.org/auth48/rfc9980
>>>>>>>> 
>>>>>>>> Thank you.
>>>>>>>> 
>>>>>>>> Megan Ferguson
>>>>>>>> RFC Production Center
>>>>>>>> 
>>>>>>>> On May 27, 2026, at 5:11 AM, Aron Wussler <[email protected]>
>>>>>>>> wrote:
>>>>>>>> 
>>>>>>>> Hi Megan,
>>>>>>>> 
>>>>>>>> thanks for the thorough editing. We provide our answers and our
>>>>>>>> suggested changes in the following.
>>>>>>>> 
>>>>>>>> 1) We suggest the following key words: pgp, pqc, encryption,
>>>>>>>> digital signature, post-quantum
>>>>>>>> 
>>>>>>>> 2) We agreed to the following change:
>>>>>>>> 
>>>>>>>> Section 1
>>>>>>>> 
>>>>>>>> OLD:
>>>>>>>> Namely, these are ML-KEM [FIPS-203] as a Key Encapsulation
>>>>>>>> Mechanism
>>>>>>>> (KEM), a KEM being a modern building block for public key
>>>>>>>> encryption,
>>>>>>>> and ML-DSA [FIPS-204] as well as SLH-DSA [FIPS-205] as signature
>>>>>>>> schemes.
>>>>>>>> 
>>>>>>>> NEW:
>>>>>>>> ML-KEM [FIPS-203] was selected as a Key Encapsulation Mechanism
>>>>>>>> (KEM).
>>>>>>>> A KEM is a modern building block for public key encryption.
>>>>>>>> ML-DSA [FIPS-204] and SLH-DSA [FIPS-205] were selected as
>>>>>>>> signature schemes.
>>>>>>>> 
>>>>>>>> 3) We would like to leave these sentences in their current
>>>>>>>> places. They clarify technical details of the algorithm choices,
>>>>>>>> and thus do not belong into the terminology section.
>>>>>>>> 
>>>>>>>> 4) We agreed to the following change:
>>>>>>>> 
>>>>>>>> Section 4.3.1
>>>>>>>> 
>>>>>>>> OLD:
>>>>>>>> Note that like in the case of the algorithms X25519 and X448
>>>>>>>> specified in [RFC9580], for the ML-KEM composite schemes, in the
>>>>>>>> case
>>>>>>>> of a v3 PKESK packet, the symmetric algorithm identifier is not
>>>>>>>> encrypted.
>>>>>>>> 
>>>>>>>> NEW:
>>>>>>>> Note that for the ML-KEM composite schemes, in the case of a v3
>>>>>>>> PKESK
>>>>>>>> packet, the symmetric algorithm identifier is not encrypted.
>>>>>>>> This follows the construction of X25519 and X448 specified in
>>>>>>>> [RFC9580].
>>>>>>>> 
>>>>>>>> 5a) We agree to the proposed change to use a definitions list.
>>>>>>>> 
>>>>>>>> 5b) Indeed, the entries for ID 30 and ID 31 should be references
>>>>>>>> to Section 5. The reference for ID 35 and 36 should be to
>>>>>>>> Section 4.
>>>>>>>> 
>>>>>>>> 6) We agree to the proposed change.
>>>>>>>> 
>>>>>>>> 7) We agree to the proposed change.
>>>>>>>> 
>>>>>>>> 8) We defer to the AD for this item.
>>>>>>>> 
>>>>>>>> 9) We do not mind wrapping here. Feel free to change the tag or
>>>>>>>> manually add a newline to resolve this.
>>>>>>>> 
>>>>>>>> 10a) The abbreviation extensions seem fine to us.
>>>>>>>> 
>>>>>>>> 10b) That is correct, you may update the document to use "Module
>>>>>>>> Learning with Errors" as expansion for "MLWE".
>>>>>>>> 
>>>>>>>> 10c) No objections.
>>>>>>>> 
>>>>>>>> 10d) We prefer to remove "(PK)" and "(SK)" from Table 8 in
>>>>>>>> Section 6.1.
>>>>>>>> 
>>>>>>>> 11a) We prefer to use "sentence case" for the term, that is,
>>>>>>>> capitalize the first word only in titles and beginning of
>>>>>>>> sentences. As far as we can see, the only inconsistent spelling
>>>>>>>> is in Section 2.1 in the parenthesis "(Algorithm IDs 31 and
>>>>>>>> 36)". We prefer this to be adjusted to sentence case.
>>>>>>>> 
>>>>>>>> Section 2.1
>>>>>>>> 
>>>>>>>> OLD:
>>>>>>>> (Algorithm IDs 31 and 36)
>>>>>>>> 
>>>>>>>> NEW:
>>>>>>>> (algorithm IDs 31 and 36)
>>>>>>>> 
>>>>>>>> 11b) The list looks fine to us.
>>>>>>>> 
>>>>>>>> 12) We did not find any issues regarding inclusive language. The
>>>>>>>> word 'traditional' is used in line with the definition of
>>>>>>>> 'traditional cryptographic algorithms' in RFC 9794. For clarity,
>>>>>>>> we suggest to add this term in Section 1.1.1. We propose the
>>>>>>>> following change. We also believe there should be a comma before
>>>>>>>> the "and", please feel free to remove it if that is wrong.
>>>>>>>> 
>>>>>>>> Section 1.1.1
>>>>>>>> 
>>>>>>>> OLD:
>>>>>>>> Specifically, the terms "multi-algorithm", "composite" and "non-
>>>>>>>> composite" are used in correspondence with the definitions
>>>>>>>> therein.
>>>>>>>> 
>>>>>>>> NEW:
>>>>>>>> Specifically, the terms "multi-algorithm", "composite", "non-
>>>>>>>> composite", and "traditional" are used in correspondence with
>>>>>>>> the definitions therein.
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Kind regards,
>>>>>>>> Aron, on behalf of all authors
>>>>>>>> 
>>>>>>>> 
>>>>>>>> --
>>>>>>>> Aron Wussler
>>>>>>>> Sent with ProtonMail, OpenPGP key 0x7E6761563EFE3930
>>>>>>>> 
>>>>>>>> 
>>>>>>>> On Wednesday, 20 May 2026 at 15:43, Megan Ferguson
>>>>>>>> <[email protected]> wrote:
>>>>>>>> 
>>>>>>>> Hi Aron,
>>>>>>>> 
>>>>>>>> Thanks for the heads up! We appreciate your collaboration so our
>>>>>>>> mail exchange is easier to follow.
>>>>>>>> 
>>>>>>>> We’ll look for your reply once you get things ironed out.
>>>>>>>> 
>>>>>>>> Megan Ferguson
>>>>>>>> RFC Production Center
>>>>>>>> 
>>>>>>>> On May 20, 2026, at 2:20 AM, Aron Wussler <[email protected]>
>>>>>>>> wrote:
>>>>>>>> 
>>>>>>>> Hi Megan,
>>>>>>>> 
>>>>>>>> We're already drafting internally an answer which we all agree
>>>>>>>> to - sorry if this is taking longer than expected.
>>>>>>>> 
>>>>>>>> Cheers,
>>>>>>>> Aron
>>>>>>>> 
>>>>>>>> --
>>>>>>>> Aron Wussler
>>>>>>>> Sent with ProtonMail, OpenPGP key 0x7E6761563EFE3930
>>>>>>>> 
>>>>>>>> 
>>>>>>>> On Tuesday, 19 May 2026 at 19:36, Megan Ferguson
>>>>>>>> <[email protected]> wrote:
>>>>>>>> 
>>>>>>>> Authors and *AD,
>>>>>>>> 
>>>>>>>> [*AD - please see question 8 in our mail below]
>>>>>>>> 
>>>>>>>> Just a reminder that this document awaits your attention.
>>>>>>>> 
>>>>>>>> Please review both emails sent thus far (AUT48 instructions as
>>>>>>>> well as document-specific questions) and let us know how to
>>>>>>>> proceed on any issues as well as any changes you might like to
>>>>>>>> request upon completion of your review of the document.
>>>>>>>> 
>>>>>>>> Thank you.
>>>>>>>> 
>>>>>>>> Megan Ferguson
>>>>>>>> RFC Production Center
>>>>>>>> 
>>>>>>>> On May 8, 2026, at 2:50 PM, [email protected] wrote:
>>>>>>>> 
>>>>>>>> All,
>>>>>>>> 
>>>>>>>> *AD - please review question #8 below. Please note also that we
>>>>>>>> assume AD approval of the change between versions -16 and -17 as
>>>>>>>> it was submitted by Paul.
>>>>>>>> 
>>>>>>>> Authors - While reviewing this document during AUTH48, please
>>>>>>>> resolve (as necessary) the following questions, which are also
>>>>>>>> in the source file.
>>>>>>>> 
>>>>>>>> 1) <!-- [rfced] Please insert any keywords (beyond those that
>>>>>>>> appear in
>>>>>>>> the title) for use on https://www.rfc-editor.org/search. -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 2) <!--[rfced] This sentence is difficult to parse please
>>>>>>>> rephrase (and
>>>>>>>> perhaps consider breaking up into multiple sentences).
>>>>>>>> 
>>>>>>>> Original:
>>>>>>>> Namely, these are ML-KEM [FIPS-203] as a Key Encapsulation
>>>>>>>> Mechanism
>>>>>>>> (KEM), a KEM being a modern building block for public key
>>>>>>>> encryption,
>>>>>>>> and ML-DSA [FIPS-204] as well as SLH-DSA [FIPS-205] as signature
>>>>>>>> schemes.
>>>>>>>> 
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 3) <!--[rfced] Would it make sense to include the following
>>>>>>>> sentences
>>>>>>>> from the subsections of 5.1 and Section 6 in the Terminology
>>>>>>>> section?
>>>>>>>> 
>>>>>>>> Original:
>>>>>>>> Throughout this specification EdDSA refers to the PureEdDSA
>>>>>>>> variant
>>>>>>>> defined in [RFC8032].
>>>>>>>> 
>>>>>>>> Original:
>>>>>>>> Throughout this specification ML-DSA refers to the default pure
>>>>>>>> and
>>>>>>>> hedged version of ML-DSA defined in [FIPS-204].
>>>>>>>> 
>>>>>>>> Original:
>>>>>>>> Throughout this specification SLH-DSA refers to the default pure
>>>>>>>> and
>>>>>>>> hedged version of SLH-DSA defined in [FIPS-205].
>>>>>>>> 
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 4) <!--[rfced] How may we rephrase to avoid the stacked "in the
>>>>>>>> case"?
>>>>>>>> Perhaps breaking this sentence up would be helpful?
>>>>>>>> 
>>>>>>>> Original:
>>>>>>>> Note that like in the case of the algorithms X25519 and X448
>>>>>>>> specified in [RFC9580], for the ML-KEM composite schemes, in the
>>>>>>>> case
>>>>>>>> of a v3 PKESK packet, the symmetric algorithm identifier is not
>>>>>>>> encrypted.
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 5) <!--[rfced] We had the following questions related to the
>>>>>>>> table in the
>>>>>>>> IANA Considerations section:
>>>>>>>> 
>>>>>>>> a) The table of IANA values is very difficult to read and, now
>>>>>>>> that
>>>>>>>> some edits have been made to the text, exceed our 72-character
>>>>>>>> line
>>>>>>>> length limit.
>>>>>>>> 
>>>>>>>> We suggest updating to a definitions list for readability. This
>>>>>>>> update would appear as seen here:
>>>>>>>> 
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980alt.txt
>>>>>>>> 
>>>>>>>> b) We see links to specific tables in the various "Format"
>>>>>>>> columns.
>>>>>>>> Please review as ID 30 (for example) mentions Tables 6 and 7
>>>>>>>> (which
>>>>>>>> are in Sections 5.1.1 and 5.1.2, respectively), while the
>>>>>>>> Reference
>>>>>>>> column is pointing to Section 5.2. If this is not as expected,
>>>>>>>> please
>>>>>>>> review each entry and let us know if/how to update.
>>>>>>>> 
>>>>>>>> c) Please note that we will communicate any updates we've made
>>>>>>>> to the
>>>>>>>> text in the IANA table to IANA for corresponding updates at
>>>>>>>> https://www.iana.org/assignments/openpgp/openpgp.xhtml#openpgp-
>>>>>>>> public-key-algorithms once AUTH48 completes (and the text is
>>>>>>>> stable).
>>>>>>>> 
>>>>>>>> 
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 6) <!-- [rfced] [NIST-PQC] Please review. The date provided for
>>>>>>>> this
>>>>>>>> reference does not match any of the dates provided at this
>>>>>>>> reference's URL. At the bottom of the page the dates listed are
>>>>>>>> "Created January 03, 2017, Updated December 11, 2025".
>>>>>>>> 
>>>>>>>> Also, the authors used in this reference entry are not listed on
>>>>>>>> this
>>>>>>>> page (with the exception of Dustin Moody who is listed in the
>>>>>>>> "Contacts" section).
>>>>>>>> 
>>>>>>>> Is there another page this reference was meant to point to?
>>>>>>>> 
>>>>>>>> If this is the correct URL we recommend the following update:
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Current:
>>>>>>>> [NIST-PQC] Chen, L., Moody, D., and Y. Liu, "Post-Quantum
>>>>>>>> Cryptography
>>>>>>>> Standardization", December 2016,
>>>>>>>> <https://csrc.nist.gov/projects/post-quantum-cryptography/post-
>>>>>>>> quantum-cryptography-standardization>.
>>>>>>>> 
>>>>>>>> Perhaps:
>>>>>>>> [NIST-PQC] NIST, "Post-Quantum Cryptography Standardization",
>>>>>>>> December 2025,
>>>>>>>> <https://csrc.nist.gov/projects/post-quantum-cryptography/post-
>>>>>>>> quantum-cryptography-standardization>.
>>>>>>>> 
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 7) <!-- [rfced] [NISTIR-8413] FYI: We've updated the date for
>>>>>>>> this
>>>>>>>> reference from September 2022 to July 2022. Note that the
>>>>>>>> version from
>>>>>>>> September was withdrawn and replaced by an updated version in
>>>>>>>> July
>>>>>>>> 2022:
>>>>>>>> https://nvlpubs.nist.gov/nistpubs/ir/2022/NIST.IR.8413.pdf. We
>>>>>>>> also updated the series number from "NIST IR 8413" to "NIST IR
>>>>>>>> 8413-upd1". -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 8) <!--[rfced] [AD] The authors submitted a query about possible
>>>>>>>> downrefs suggested by IDNITs (see list below). This is not
>>>>>>>> generally something the RPC advises on. Upon conference between
>>>>>>>> AD and authors, please let us know if any updates/changes are
>>>>>>>> necessary.
>>>>>>>> 
>>>>>>>> Checking references for intended status: Proposed Standard
>>>>>>>> 
>>>>>>>> (See RFCs 3967 and 4897 for information about using normative
>>>>>>>> references
>>>>>>>> to lower-maturity documents in RFCs)
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'FIPS-
>>>>>>>> 203'
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'FIPS-
>>>>>>>> 204'
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'FIPS-
>>>>>>>> 205'
>>>>>>>> 
>>>>>>>> - Possible downref: Non-RFC (?) normative reference: ref. 'IANA-
>>>>>>>> OPENPGP'
>>>>>>>> 
>>>>>>>> ** Downref: Normative reference to an Informational RFC: RFC
>>>>>>>> 3394
>>>>>>>> 
>>>>>>>> ** Downref: Normative reference to an Informational RFC: RFC
>>>>>>>> 7748
>>>>>>>> 
>>>>>>>> ** Downref: Normative reference to an Informational RFC: RFC
>>>>>>>> 8032
>>>>>>>> 
>>>>>>>> From the authors: "We listed those references as normative as
>>>>>>>> they
>>>>>>>> contain the algorithmic specifications needed.
>>>>>>>> 
>>>>>>>> We would appreciate guidance from the RFC Editor Team if this
>>>>>>>> should
>>>>>>>> be handled differently."
>>>>>>>> 
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 9) <!--[rfced] Please have a look at the line wrap issue in
>>>>>>>> Appendix A.4.3. Now that the text is in <tt> to format it as
>>>>>>>> fixed width, it seems not to be able to wrap to fit within the
>>>>>>>> 72-character limit.-->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 10) <!--[rfced] We had the following questions/comments related
>>>>>>>> to
>>>>>>>> abbreviation use throughout the document:
>>>>>>>> 
>>>>>>>> a) We have expanded abbreviations on first use. Please review
>>>>>>>> these
>>>>>>>> expansions for accuracy.
>>>>>>>> 
>>>>>>>> b) The document expands MLWE as "Learning with Errors problem in
>>>>>>>> module lattices (MLWE)". We believe the abbreviation stands for
>>>>>>>> "Module Learning with Errors". Please let us know if/how to
>>>>>>>> update.
>>>>>>>> 
>>>>>>>> c) We have updated the expansion of SEIPD to match RFC 9580.
>>>>>>>> Please
>>>>>>>> let us know any objections.
>>>>>>>> 
>>>>>>>> Original:
>>>>>>>> Symmetrically Encrypted and Integrity Protected Data
>>>>>>>> 
>>>>>>>> Current:
>>>>>>>> Symmetrically Encrypted Integrity Protected Data
>>>>>>>> 
>>>>>>>> d) We see PK and SK are introduced in Section 6.1, but are not
>>>>>>>> used
>>>>>>>> elsewhere in the text. Would you like to introduce them sooner
>>>>>>>> and
>>>>>>>> use them throughout? Or perhaps remove them from Section 6.1?
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 11) <!--[rfced] We had the following questions/comments about
>>>>>>>> terminology use throughout the document:
>>>>>>>> 
>>>>>>>> a) We see both algorithm ID and Algorithm ID. Please let us know
>>>>>>>> if/how these should be made uniform.
>>>>>>>> 
>>>>>>>> b) Please review the list of terms that appear in <tt> (for
>>>>>>>> special
>>>>>>>> marking) for consistency and let us know if any updates are
>>>>>>>> necessary.
>>>>>>>> You can find the list at:
>>>>>>>> 
>>>>>>>> https://www.rfc-editor.org/authors/draft-ietf-openpgp-pqc-
>>>>>>>> 17ttsorted.txt
>>>>>>>> 
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 12) <!-- [rfced] Please review the "Inclusive Language" portion
>>>>>>>> of the online
>>>>>>>> Style Guide <https://www.rfc-
>>>>>>>> editor.org/styleguide/part2/#inclusive_language>
>>>>>>>> and let us know if any changes are needed. Updates of this
>>>>>>>> nature typically
>>>>>>>> result in more precise language, which is helpful for readers.
>>>>>>>> 
>>>>>>>> Note that our script did not flag any words in particular, but
>>>>>>>> this should
>>>>>>>> still be reviewed as a best practice.
>>>>>>>> 
>>>>>>>> In addition, please consider whether "traditional" should be
>>>>>>>> updated for clarity.
>>>>>>>> While the NIST website
>>>>>>>> <https://web.archive.org/web/20250214092458/https://www.nist.gov/nist-
>>>>>>>> research-library/nist-technical-series-publications-author-
>>>>>>>> instructions#table1>
>>>>>>>> indicates that this term is potentially biased, it is also
>>>>>>>> ambiguous.
>>>>>>>> "Tradition" is a subjective term, as it is not the same for
>>>>>>>> everyone.
>>>>>>>> 
>>>>>>>> -->
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Thank you.
>>>>>>>> 
>>>>>>>> Megan Ferguson
>>>>>>>> RFC Production Center
>>>>>>>> 
>>>>>>>> 
>>>>>>>> *****IMPORTANT*****
>>>>>>>> 
>>>>>>>> Updated 2026/05/08
>>>>>>>> 
>>>>>>>> RFC Author(s):Instructions for Completing AUTH48
>>>>>>>> 
>>>>>>>> Your document has now entered AUTH48. Once it has been reviewed
>>>>>>>> and
>>>>>>>> approved by you and all coauthors, it will be published as an
>>>>>>>> RFC.
>>>>>>>> If an author is no longer available, there are several remedies
>>>>>>>> available as listed in the FAQ (https://www.rfc-
>>>>>>>> editor.org/faq/).
>>>>>>>> 
>>>>>>>> You and you coauthors are responsible for engaging other parties
>>>>>>>> (e.g., Contributors or Working Group) as necessary before
>>>>>>>> providing
>>>>>>>> your approval.
>>>>>>>> 
>>>>>>>> Planning your reviewPlease review the following aspects of your
>>>>>>>> document:
>>>>>>>> 
>>>>>>>> * RFC Editor questions
>>>>>>>> 
>>>>>>>> Please review and resolve any questions raised by the RFC Editor
>>>>>>>> that have been included in the XML file as comments marked as
>>>>>>>> follows:
>>>>>>>> 
>>>>>>>> <!-- [rfced] ... -->
>>>>>>>> 
>>>>>>>> These questions will also be sent in a subsequent email.
>>>>>>>> 
>>>>>>>> * Changes submitted by coauthors
>>>>>>>> 
>>>>>>>> Please ensure that you review any changes submitted by your
>>>>>>>> coauthors. We assume that if you do not speak up that you
>>>>>>>> agree to changes submitted by your coauthors.
>>>>>>>> 
>>>>>>>> * Content
>>>>>>>> 
>>>>>>>> Please review the full content of the document, as this cannot
>>>>>>>> change once the RFC is published. Please pay particular
>>>>>>>> attention to:
>>>>>>>> - IANA considerations updates (if applicable)
>>>>>>>> - contact information
>>>>>>>> - references
>>>>>>>> 
>>>>>>>> * Copyright notices and legends
>>>>>>>> 
>>>>>>>> Please review the copyright notice and legends as defined in
>>>>>>>> RFC 5378 and the Trust Legal Provisions
>>>>>>>> (TLP – https://trustee.ietf.org/license-info).
>>>>>>>> 
>>>>>>>> * Semantic markup
>>>>>>>> 
>>>>>>>> Please review the markup in the XML file to ensure that elements
>>>>>>>> of
>>>>>>>> content are correctly tagged. For example, ensure that
>>>>>>>> <sourcecode>
>>>>>>>> and <artwork> are set correctly. See details at
>>>>>>>> <https://authors.ietf.org/rfcxml-vocabulary>.
>>>>>>>> 
>>>>>>>> * Formatted output
>>>>>>>> 
>>>>>>>> Please review the PDF, HTML, and TXT files to ensure that the
>>>>>>>> formatted output, as generated from the markup in the XML file,
>>>>>>>> is
>>>>>>>> reasonable. Please note that the TXT will have formatting
>>>>>>>> limitations compared to the PDF and HTML.
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Submitting changesTo submit changes, please reply to this email
>>>>>>>> using ‘REPLY ALL’ as all
>>>>>>>> the parties CCed on this message need to see your changes. The
>>>>>>>> parties
>>>>>>>> include:
>>>>>>>> 
>>>>>>>> * your coauthors
>>>>>>>> 
>>>>>>>> * [email protected] (the RPC team)
>>>>>>>> 
>>>>>>>> * other document participants, depending on the stream (e.g.,
>>>>>>>> IETF Stream participants are your working group chairs, the
>>>>>>>> responsible ADs, and the document shepherd).
>>>>>>>> 
>>>>>>>> * [email protected], which is a new archival mailing
>>>>>>>> list
>>>>>>>> to preserve AUTH48 conversations; it is not an active discussion
>>>>>>>> list:
>>>>>>>> 
>>>>>>>> * More info:
>>>>>>>> https://mailarchive.ietf.org/arch/msg/ietf-announce/yb6lpIGh-
>>>>>>>> 4Q9l2USxIAe6P8O4Zc
>>>>>>>> 
>>>>>>>> * The archive itself:
>>>>>>>> https://mailarchive.ietf.org/arch/browse/auth48archive/
>>>>>>>> 
>>>>>>>> * Note: If only absolutely necessary, you may temporarily opt
>>>>>>>> out
>>>>>>>> of the archiving of messages (e.g., to discuss a sensitive
>>>>>>>> matter).
>>>>>>>> If needed, please add a note at the top of the message that you
>>>>>>>> have dropped the address. When the discussion is concluded,
>>>>>>>> [email protected] will be re-added to the CC list and
>>>>>>>> its addition will be noted at the top of the message.
>>>>>>>> 
>>>>>>>> You may submit your changes in one of two ways:
>>>>>>>> 
>>>>>>>> An update to the provided XML file
>>>>>>>> — OR —
>>>>>>>> An explicit list of changes in this format
>>>>>>>> 
>>>>>>>> Section # (or indicate Global)
>>>>>>>> 
>>>>>>>> OLD:
>>>>>>>> old text
>>>>>>>> 
>>>>>>>> NEW:
>>>>>>>> new text
>>>>>>>> 
>>>>>>>> You do not need to reply with both an updated XML file and an
>>>>>>>> explicit
>>>>>>>> list of changes, as either form is sufficient.
>>>>>>>> 
>>>>>>>> We will ask a stream manager to review and approve any changes
>>>>>>>> that seem
>>>>>>>> beyond editorial in nature, e.g., addition of new text, deletion
>>>>>>>> of text,
>>>>>>>> and technical changes. Information about stream managers can be
>>>>>>>> found in
>>>>>>>> the FAQ. Editorial changes do not require approval from a stream
>>>>>>>> manager.
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Approving for publicationTo approve your RFC for publication,
>>>>>>>> please reply to this email stating
>>>>>>>> that you approve this RFC for publication. Please use ‘REPLY
>>>>>>>> ALL’,
>>>>>>>> as all the parties CCed on this message need to see your
>>>>>>>> approval.
>>>>>>>> 
>>>>>>>> 
>>>>>>>> FilesThe files are available here:
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.xml
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.html
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.pdf
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980.txt
>>>>>>>> 
>>>>>>>> Diff file of the text:
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-diff.html
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-rfcdiff.html (side by
>>>>>>>> side)
>>>>>>>> 
>>>>>>>> Diff of the XML:
>>>>>>>> https://www.rfc-editor.org/authors/rfc9980-xmldiff1.html
>>>>>>>> 
>>>>>>>> 
>>>>>>>> Tracking progressThe details of the AUTH48 status of your
>>>>>>>> document are here:
>>>>>>>> https://www.rfc-editor.org/auth48/rfc9980
>>>>>>>> 
>>>>>>>> Please let us know if you have any questions.
>>>>>>>> 
>>>>>>>> Thank you for your cooperation,
>>>>>>>> 
>>>>>>>> RFC EditorRFC9980 (draft-ietf-openpgp-pqc-17)
>>>>>>>> 
>>>>>>>> Title : Post-Quantum Cryptography in OpenPGP
>>>>>>>> Author(s) : S. Kousidis, J. Roth, F. Strenzke, A. Wussler
>>>>>>>> WG Chair(s) : Stephen Farrell, Daniel Kahn Gillmor
>>>>>>>> 
>>>>>>>> Area Director(s) : Deb Cooley, Christopher Inacio
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>>> 
>>>>>>> 
>>>>>>> 
>>>>> 
>>>> 
>>> 
> 


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