vexahub/opaque-vx
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Remove Zeroize Tests (#381)

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* Remove Zeroize tests

* Remove `Zeroize` requirements from `Group::Pk`

* Remove `Copy` requirements from `Group::Pk`

* Change to `ZeroizeOnDrop` requirements for `Group::Sk`

* Add note why we don't use `elliptic_curve::PublicKey`
This commit is contained in:
daxpedda
2025-07-17 13:15:30 -07:00
committed by GitHub
parent 1b6633cdcc
commit c04fb97b5c
21 changed files with 110 additions and 841 deletions
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src/key_exchange/group/mod.rs
+6 -6
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@@ -18,7 +18,7 @@ pub mod ristretto255;
use generic_array::{ArrayLength, GenericArray};
use rand::{CryptoRng, RngCore};
use zeroize::Zeroize;
use zeroize::ZeroizeOnDrop;
use crate::errors::{InternalError, ProtocolError};
@@ -27,16 +27,16 @@ const STR_OPAQUE_DERIVE_AUTH_KEY_PAIR: [u8; 33] = *b"OPAQUE-DeriveDiffieHellmanK
/// A group representation for use in the key exchange
pub trait Group {
/// Public key
type Pk: Copy + Zeroize;
type Pk: Clone;
/// Length of the public key
type PkLen: ArrayLength<u8>;
/// Secret key
type Sk: Copy + Zeroize;
type Sk: Clone + ZeroizeOnDrop;
/// Length of the secret key
type SkLen: ArrayLength<u8>;
/// Serializes `self`
fn serialize_pk(pk: Self::Pk) -> GenericArray<u8, Self::PkLen>;
fn serialize_pk(pk: &Self::Pk) -> GenericArray<u8, Self::PkLen>;
/// Return a public key from its fixed-length bytes representation
///
@@ -50,10 +50,10 @@ pub trait Group {
fn derive_scalar(seed: GenericArray<u8, Self::SkLen>) -> Result<Self::Sk, InternalError>;
/// Return a public key from its secret key
fn public_key(sk: Self::Sk) -> Self::Pk;
fn public_key(sk: &Self::Sk) -> Self::Pk;
/// Serializes `self`
fn serialize_sk(sk: Self::Sk) -> GenericArray<u8, Self::SkLen>;
fn serialize_sk(sk: &Self::Sk) -> GenericArray<u8, Self::SkLen>;
/// Return a public key from its fixed-length bytes representation
///