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[Fix] Harden MTP codec, transport, and SDK security

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This commit is contained in:
Alex Emmet 2026-08-18 20:57:45 +02:00
commit a7e804c603
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73 changed files with 11892 additions and 5756 deletions
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14
crypto/src/lib.rs
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@ -60,6 +60,8 @@ pub use sign::{DualSignature, DualSigner, sign_dual};
#[cfg(feature = "sha2")]
pub use hash::{Sha256Hasher, sha256, sha256_double};
#[cfg(feature = "password-kdf")]
pub use kdf::derive_password_key;
#[cfg(feature = "hkdf")]
pub use kdf::{derive_encryption_key, hkdf_expand, hkdf_extract};
@ -83,7 +85,9 @@ pub use helper::{ENCRYPT_DOMAIN, KEY_WRAP_DOMAIN};
#[cfg(all(feature = "mlkem-tls", feature = "hkdf"))]
pub use helper::{
MAX_RECIPIENTS, MultiEncryptedMessage, RecipientEntry, decrypt_multi_for, encrypt_multi_for,
MAX_RECIPIENTS, MultiEncryptedMessage, MultiEncryptedMessageRef, RecipientEntry,
decrypt_multi_for, decrypt_multi_for_parts, decrypt_multi_for_parts_with_limit,
encrypt_multi_for,
};
/* ================================ TESTS ================================ */
@ -311,7 +315,9 @@ mod tests {
#[test]
fn keyring_serialize_roundtrip() {
let kr = Keyring::generate();
let bytes = kr.to_bytes();
let bytes = kr
.try_to_bytes()
.expect("keyring serialization should succeed");
let loaded = Keyring::from_bytes(&bytes).expect("keyring roundtrip should succeed");
assert_eq!(
kr.kem_public_key.as_bytes(),
@ -332,7 +338,9 @@ mod tests {
fn public_key_bundle_serialize_roundtrip() {
let kr = Keyring::generate();
let bundle = kr.public_key_bundle();
let bytes = bundle.as_bytes();
let bytes = bundle
.try_as_bytes()
.expect("bundle serialization should succeed");
let loaded = PublicKeyBundle::from_bytes(&bytes).expect("bundle roundtrip should succeed");
assert_eq!(
bundle.kem_public_key.as_bytes(),