Home to the Signal Protocol as well as other cryptographic primitives which make Signal possible.
Rust
5603
699
GNU Affero General Public License v3.0
libsignal is a collection of cryptographic libraries used by the Signal messaging app, providing core functionality like the Signal Protocol, zero-knowledge proofs, and secure key management. Written primarily in Rust, it offers platform-agnostic APIs for Java, Swift, and TypeScript clients. The project is maintained by Signal Messenger for use in their official apps and is not intended for external applications.
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