Adding tilde to zeroize dep and minor doc adjustments

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "opaque-ke"
-version = "0.6.0"
+version = "2.0.0-pre.1"
 repository = "https://github.com/novifinancial/opaque-ke"
 keywords = ["cryptography", "crypto", "opaque", "passwords", "authentication"]
 description = "An implementation of the OPAQUE password-authenticated key exchange protocol"
@@ -32,7 +32,7 @@ rand = "0.8"
 serde = { version = "1", features = ["derive"], optional = true }
 subtle = { version = "2.3.0", default-features = false }
 thiserror = "1.0.22"
-zeroize = { version = "1.1.1", features = ["zeroize_derive"] }
+zeroize = { version = "~1.1.1", features = ["zeroize_derive"] }
 
 [dev-dependencies]
 anyhow = "1.0.35"

src/lib.rs

@@ -719,10 +719,11 @@
 //! which is indistinguishable from the normal credential response message that the server would return for a registered client.
 //! The dummy message is created by passing a `None` to the password_file parameter for [ServerLogin::start].
 //!
-//! ## Remote private key
+//! ## Remote Private Keys
 //!
-//! Servers that want to store their private key for example in an HSM or Vault, can do this with the [`SecretKey`](keypair::SecretKey`) trait.
-//! This allows [`ServerSetup`] to be constructed with an existing keypair with opaque-ke never requiring access to the bytes of the private key.
+//! Servers that want to store their private key in an external location (e.g. in an HSM or vault) can do so with the
+//! [`SecretKey`](keypair::SecretKey`) trait. This allows [`ServerSetup`] to be constructed using an existing keypair
+//! without exposing the bytes of the private key to this library.
 //! ```
 //! # use curve25519_dalek::ristretto::RistrettoPoint;
 //! # use generic_array::{GenericArray, typenum::U32};

src/map_to_curve.rs

@@ -71,7 +71,7 @@ fn xor(x: &[u8], y: &[u8]) -> Result<Vec<u8>, InternalPakeError> {
 }
 
 /// Corresponds to the expand_message_xmd() function defined in
-/// https://www.ietf.org/archive/id/draft-irtf-cfrg-hash-to-curve-10.txt
+/// <https://www.ietf.org/archive/id/draft-irtf-cfrg-hash-to-curve-10.txt>
 pub fn expand_message_xmd<H: Hash>(
     msg: &[u8],
     dst: &[u8],