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by sillysaurus2 4571 days ago
I don't understand why you claim that TextSecure is designed by cryptographers. From what I've seen, they use something called the "Axolotl Ratchet", developed by Trevor Perrin.

Here are some resources:

https://www.hnsearch.com/search#request/all&q=by%3Atptacek+t...

https://www.whispersystems.org/blog/advanced-ratcheting/

https://pond.imperialviolet.org/