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Minutes interim-2022-mls-10: Fri 15:00
minutes-interim-2022-mls-10-202212161500-00

Meeting Minutes Messaging Layer Security (mls) WG
Date and time 2022-12-16 15:00
Title Minutes interim-2022-mls-10: Fri 15:00
State Active
Other versions markdown
Last updated 2023-01-05

minutes-interim-2022-mls-10-202212161500-00

MLS Interim 2022-12-16

Mls-arch: Good to go, will publish a draft as soon as -protocol goes

MLS-proto

  • #841

    • No need for private use labels
    • Add table for exporter labels
    • Marta found a typo
    • Otherwise ready to merge
  • #839

    • ContentAAD -> PrivateContentAAD?
    • GroupContent

      • Generally, folks would prefer Message/Frame
      • Resolved: FramedContent
    • Public/PrivateMessage ~> Signed/EncryptedMessage?

      • Public/Private ok
  • #836

    • Ready to merge
  • #837

    • Need to note “non-blank” intermediates
    • Seems efficient enough, doesn’t harm correctness
    • Otherwise ready to merge
  • #838

    • Performance gains not worth the risk
    • Safeguards against mistakes in bookkeeping
    • Doable in an extension, new proposal type
    • Close

Mls-extn

  • Targeted messages

    • Concern over re-useing leaf HPKE keys
    • Agreement to add a separation label to main document, parallel
      to SignWithLabel
    • No resolution on whether to re-use leaf HPKE keys
  • Joël proposal: Send to group from external

    • Raphael: Sure, was in the spec long ago, probably authentication
      is the most challenging thing
  • Content advertisement