add support for session encryption

tap_core/Cargo.toml

@@ -13,3 +13,5 @@ tap-interface = {version = "0.1.0", registry = "ahines"}
 thiserror = "2.0.21"
 opus= { version="0.4.0" }
 opusic-sys = { version = "0.7.5", features = ["bundled", "no-stack-protector", "no-hardening", "no-fortify-source"] }
+aws-lc-rs = "1.18.2"
+hex = "0.4.3"