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Email, Messaging, and SSI/DID (再放送)

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November 19, 2020

Email, Messaging, and SSI/DID (再放送)

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sylph01

November 19, 2020
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  1. Q: ͳΜͰLINE / Facebook Messenger / WhatsApp etc.͕͋Δͷ ʹϝʔϧͳΜ͔࢖ͬͯΔͷʁ •

    SMTP͸े෼ͳ҉߸Խ΍ೝূΛ͍࣋ͬͯͳ͍ • Eϝʔϧ͸௨ৗEnd-to-End҉߸ԽΛ͍࣋ͬͯͳ͍ • PGP΍S/MIMEΛ࢖ͬͨͱ͜ΖͰάϧʔϓʹର͢Δ҉߸Խί ϛϡχέʔγϣϯ͸Ͱ͖ͳ͍ • Eϝʔϧʹ͸spam͕͋Δ
  2. Q: ͳΜͰLINE / Facebook Messenger / WhatsApp etc.͕͋Δͷ ʹϝʔϧͳΜ͔࢖ͬͯΔͷʁ A:

    ࣄલͷ৴པؔ܎ͷͳ͍ਓ͔Β΋ ϝοηʔδΛड͚औΔ͜ͱ͕Ͱ͖Δ
  3. "Principles of User Sovereignty / Fundamental Problems of Distributed Systems"

    @ IIW30 ʮ෼ࢄγεςϜͷ๊͑Δࠜຊతͳ໰୊ΛղܾͰ͖ͳ͍ͱ͖ɺͦΕ ͸اۀʹΑΔதԝूݖԽ(corporate capture)ΛࣗΒڐͯ͠͠·͏ʯ Eϝʔϧ͸·͞ʹ͜ͷ࠷ͨΔྫͰ͋Δɻ෼ࢄγεςϜ๊͕͑Δຊ࣭ తͳ໰୊ʹରͯ͠े෼ͳղܾ͕ͳ͞Εͳ͔ͬͨͨΊɺاۀ͸ͦ͜ ʹϚωλΠζͷػձΛݟग़͠ɺதԝूݖԽͯ͠͠·ͬͨɻ
  4. Verifiable CredentialΛ༻͍ͨEϝʔϧ Կ͕خ͍͠ʁ • ૹ৴ऀ: ʢϝʔϧ͕ਖ਼౰ͳ༻్Ͱ͋ΔݶΓʣspamϑΟϧλʹ ͻ͔͔ͬΔ͜ͱ͕ݮΔ • ͍ͭͰʹɺৗʹެࣜͳ๧ࢠ͔Ϳͬͯͳͯ͘΋Α͍ •

    ड৴ऀ: spam͕ݮΔɺ·ͱ΋ͳϝʔϧ͕ड৴ശʹೖͬͯ͘Δ • ͪΌΜͱͨ͠ϓϩτίϧ֦ுΛ͢Ε͹ݱࡏͷSMTPͷΤίγες ϜͱڞଘͰ͖Δ
  5. DIDComm Aries RFC 0005: DID Communication Ͱઆ໌͞Ε͍ͯΔDID Agentಉ࢜ ͷίϛϡχέʔγϣϯϝΧχζϜɻ DIDCommͱ͍͏ϓϩτίϧ͕͋Δɺͱ͍͏ΑΓ΋DIDCommͷ্ʹ

    ֤ΞϓϦέʔγϣϯ͝ͱͷϓϩτίϧΛ࣮૷͢Δɺͱ͍͏΄͏͕ ౰ͯ͸·ΔɻExplainerͰ͸˓×ήʔϜ༻ͷϓϩτίϧΛDIDCommͷ ্Ͱ࣮૷͍ͯ͠Δɻ