On 15/12/2014 8:17 pm, "Sunny Marueli" <[email protected]> wrote: > - If a message is lost, it seems one must try to decrypt an incoming message with different keys, one after the other. This seems wasteful - why not maintain a "ratchet count" that can map directly to the right root key to use?
I'm no expert, but as I understand it the sender only 'turns' the ratchet when they receive a confirmation that the receiver has received a message with their current ephemeral.
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