[openpgp] Re: session key length with SEIPDv2
Daniel Kahn Gillmor <dkg@fifthhorseman.net> Thu, 10 October 2024 17:25 UTC
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From: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
To: openpgp@ietf.org
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References: <93b25cce-e9f7-40a7-881f-b81e3033e7b7@posteo.de> <HvPoeoRKHGaIbIcV2cwKvnY8uVH6UqJ2PUAlBu1AFmyr6plq6RNUGqQNKZE9RllDHSdDsmuPmTJeP-BX93cALBiNITsIg40HMFPPcy3Z_dQ=@protonmail.com> <87o73z7pwy.fsf@fifthhorseman.net> <WbuzsNz4I_wBvXGTTrh2mD0r5aAKVye2mZynPySokMkx3djh8a8Ad9GPbbFrAcc74REmwNmrH4trBmjJREDtfpVCdKOsI_PPz34hf2idEuM=@protonmail.com> <87ldyy7lwy.fsf@fifthhorseman.net> <cd727941-b547-4ef2-9e3c-609e93e1f3ab@mtg.de> <87ed4p76fe.fsf@fifthhorseman.net> <c575947e-f66c-47f4-9e4b-68ca326e5898@mtg.de> <875xq06uka.fsf@europ.lan>
Autocrypt: addr=dkg@fifthhorseman.net; prefer-encrypt=mutual; keydata= xjMEZXEJyxYJKwYBBAHaRw8BAQdA5BpbW0bpl5qCng/RiqwhQINrplDMSS5JsO/YO+5Zi7HCi QQfFgoAMQWCZadnIAUJBdtHCwMLCQcDFQoIApsBAh4BFiEE1HcEDHDCFWpcKYVJu36RAUlea/ cACgkQu36RAUlea/edDQD+M2QjnoEyu/TjI+gRXBpXQ5jCsnnp9FdYhaSSUW/vZ8kBAJByWlj A9aMfVaVrmvgcYw7jzJz+gmZspBRB++5LZ20NzRc8ZGtnQGZpZnRoaG9yc2VtYW4ubmV0PsLA EQQTFgoAeQMLCQdHFAAAAAAAHgAgc2FsdEBub3RhdGlvbnMuc2VxdW9pYS1wZ3Aub3JnEu/CS CeyWwC6j4ihJr2u/z6delsF1pvYW3ufgf1L538DFQoIApsBAh4BFiEE1HcEDHDCFWpcKYVJu3 6RAUlea/cFAmWnX5AFCQXZ8EUACgkQu36RAUlea/cjVwD+ONjdHM74rAa6EEiiqaPjlptiaZx CVqFYXnib6EbZARkBAPnnR8pW8vCBnDXHKu65jNqwF3aH761NaOqqMFfppg8GzjMEZXEJyxYJ KwYBBAHaRw8BAQdAjX25Fq2Q9IUFeHy6yByIQPBnFOedFliuEiCIUzJsENDCwMUEGBYKAS1HF AAAAAAAHgAgc2FsdEBub3RhdGlvbnMuc2VxdW9pYS1wZ3Aub3JnwqKWsw56uoWVLIFcs7ZecJ gwpsSNevWCzbviKQ8yRLUCmwK+oAQZFgoAbwWCZXEJywkQdy0WHjXNS4FHFAAAAAAAHgAgc2F sdEBub3RhdGlvbnMuc2VxdW9pYS1wZ3Aub3JnEIJSOxuw2y/UJmg5M3BLpN0JYjODZpXiEVFu 1byARzMWIQR0vATEPYYIS+hnLAZ3LRYeNc1LgQAAsH8BAKg1C5LK/D7pSkXCD+jfTSP+CqM58 iHLjh4vKhpOKsTJAQCHldtEjxJ1ksPTFgG9HihHH7qc6/wvvLw77ETMpwlrAxYhBNR3BAxwwh VqXCmFSbt+kQFJXmv3BQJlp1+rBQkCF4lgAAoJELt+kQFJXmv3ydsA/2roQZ2Jm/7iUrg/2C5 ClWA/xbvPC31LyMkGGH2/rq8tAP9BgqLuCPnNTVPqeX9+9qqMmaFq7wmvjq5I+yycAw9CDc44 BGVxCcsSCisGAQQBl1UBBQEBB0BZMsRrRaaeFSYMF1ZdfRmVgBriDUIr99eDQ085BK14DgMBC AfCwAYEGBYKAG5HFAAAAAAAHgAgc2FsdEBub3RhdGlvbnMuc2VxdW9pYS1wZ3Aub3JnsazAWX tEHUPmSTmcRZAIsAsNiO8k0hdjsfRlRVipgJgCmwwWIQTUdwQMcMIValwphUm7fpEBSV5r9wU CZadfqwUJAheJYAAKCRC7fpEBSV5r90AjAPwLgY1iKiFJEj32SVD5f721929l79VxQB5FlQss x1n5kQEA6Uct2tPvbB6T7p5KG3Gl+tbi7oJAuxFmpkpW5/N2Owg=
Date: Thu, 10 Oct 2024 13:18:23 -0400
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Subject: [openpgp] Re: session key length with SEIPDv2
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On Thu 2024-10-10 13:55:49 +0200, Justus Winter wrote: > If we make it a MUST on the consumer side, and most implementations > today are starting to enforce that MUST early on, then future > implementers will honor this requirement whether they read the errata or > not. And, having the MUST in the errata helps implementations with > being strict, because they can point to the errata when anyone asks why > they reject an object. I understand this rationale as well, and I wish we'd written it down during the RFC 9580 process, as strictness on consumption is useful for the ecosystem. Please propose specific text that includes a MUST on the consumer side, so that the WG has concrete options to consider. Thanks, --dkg
- [openpgp] session key length with SEIPDv2 Heiko Schäfer
- [openpgp] Re: session key length with SEIPDv2 Daniel Huigens
- [openpgp] Re: session key length with SEIPDv2 Daniel Kahn Gillmor
- [openpgp] Re: session key length with SEIPDv2 Daniel Huigens
- [openpgp] Re: session key length with SEIPDv2 Daniel Kahn Gillmor
- [openpgp] Re: session key length with SEIPDv2 Falko Strenzke
- [openpgp] Re: session key length with SEIPDv2 Daniel Kahn Gillmor
- [openpgp] Re: session key length with SEIPDv2 Falko Strenzke
- [openpgp] Re: session key length with SEIPDv2 Justus Winter
- [openpgp] Re: session key length with SEIPDv2 Daniel Kahn Gillmor
- [openpgp] Re: session key length with SEIPDv2 Daniel Kahn Gillmor