They claim they use some kind of woo woo zk stuff

I've seen that code, it's mostly sitting in the 

 dependency and I've seen them doing some hardening on it and I suspect that when they started assessing it, it lead to some beneficial key derivation hardening too.

tech

Signal requests beta feedback for release with phonenumberless registration

billytheked

> They claim they use some kind of woo woo zk stuff

I've seen that code, it's mostly sitting in the `libsignal` dependency and I've seen them doing some hardening on it and I suspect that when they started assessing it, it lead to some beneficial key derivation hardening too.

> how to evaluate

https://github.com/signalapp/libsignal/tree/main/rust/zkcredential

> no Keet is not open source yet.

thx!