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One of the features of the Signal protocol is that each message is signed with a different key so that if one message is somehow compromised it's still impossib
by robjan 6y ago
One of the features of the Signal protocol is that each message is signed with a different key so that if one message is somehow compromised it's still impossible to retrieve the others. I think this would break with P2P sync.
- Andrew_nenakhov 6y agoFirst people want full security, but when they encounter inconveniences that come with true full security, they start wanting convenience. What works best is a very very very good promise of security without e2ee, as shown by Telegram. It's users just know that Telegram is the most protected messages, and they are happy with it's advanced features.
- nlitened 6y agoYour Signal client has all the messages stored unencrypted (this is true because you can read them all, and search all the local messages). What's preventing the client from dumping all the messages to a single file, encrypt it with a public key of the other running instance of Signal logged in to the same account, and send it, so that your other device can decrypt the file and import all the messages?