// Copyright (c) Meta Platforms, Inc. and affiliates. // // This source code is dual-licensed under either the MIT license found in the // LICENSE-MIT file in the root directory of this source tree or the Apache // License, Version 2.0 found in the LICENSE-APACHE file in the root directory // of this source tree. You may select, at your option, one of the above-listed // licenses. #![allow(unsafe_code)] use core::ops::Add; use std::string::String; use std::vec::Vec; use std::{format, println, vec}; use digest::Output; use generic_array::typenum::{Sum, Unsigned}; use generic_array::{ArrayLength, GenericArray}; use rand::rngs::OsRng; use serde_json::Value; use subtle::ConstantTimeEq; use voprf::Group as _; use crate::ciphersuite::{CipherSuite, KeGroup, OprfGroup, OprfHash}; use crate::envelope::EnvelopeLen; use crate::errors::*; use crate::hash::OutputSize; use crate::key_exchange::group::Group; use crate::key_exchange::shared::NonceLen; use crate::key_exchange::{ Deserialize, Ke1MessageLen, Ke1StateLen, Ke2MessageLen, KeyExchange, Serialize, }; use crate::ksf::Identity; use crate::messages::{ CredentialRequestLen, CredentialResponseLen, CredentialResponseWithoutKeLen, RegistrationResponseLen, RegistrationUploadLen, }; use crate::opaque::*; use crate::tests::mock_rng::CycleRng; use crate::*; // Tests // ===== macro_rules! ciphersuite_types { ($(#[$attr:meta])* $name:ident, $oprf:ty, $ke:ty, $par:tt) => { $(#[$attr])* struct $name; $(#[$attr])* impl CipherSuite for $name { type OprfCs = $oprf; type KeyExchange = $ke; type Ksf = Identity; } }; } macro_rules! generate { ($(#[$attr:meta])* $name:ident, $oprf:ty, $ke:ty, ($output:ident)) => { paste::paste! { $(#[$attr])* { let parameters = generate_parameters::<$name>()?; $( $output.push_str(&format!("#[{}]\n", stringify!($attr))); )* $output.push_str(&format!( "pub static {}: &str = r#\"\n{}\"#;\n", stringify!([]), stringify_test_vectors(¶meters) )); } } }; } macro_rules! run_all { ($(#[$attr:meta])* $name:ident, $oprf:ty, $ke:ty, ($fn:ident $(, $par:expr)*)) => { paste::paste! { $(#[$attr])* $fn::<$name>(super::full_test_vectors::[] $(, $par)*)?; } }; } macro_rules! oprf_ciphersuites { ($macro:ident!$par:tt => [$($(#[$ke_attr:meta])* [$ke_name:ident, $ke:ty$(,)?]),+$(,)?]) => { $( oprf_ciphersuites!( $macro!$par => $(#[$ke_attr])* [$ke_name, $ke], [ #[cfg(feature = "ristretto255")] [ Ristretto255, crate::Ristretto255, ], [P256, p256::NistP256], [P384, p384::NistP384], [P521, p521::NistP521], ], ); )+ }; ( $macro:ident!$par:tt => #[$ke_attr_1:meta] #[$ke_attr_2:meta] [$ke_name:ident, $ke:ty], [$($(#[$oprf_attr:meta])? [$oprf_name:ident, $oprf:ty$(,)?]),+$(,)?], ) => { paste::paste! { $($macro!(#[$ke_attr_1] #[$ke_attr_2] $(#[$oprf_attr])? [<$oprf_name $ke_name>], $oprf, $ke, $par);)+ } }; ( $macro:ident!$par:tt => #[$ke_attr:meta] [$ke_name:ident, $ke:ty], [$($(#[$oprf_attr:meta])? [$oprf_name:ident, $oprf:ty$(,)?]),+$(,)?], ) => { paste::paste! { $($macro!(#[$ke_attr] $(#[$oprf_attr])? [<$oprf_name $ke_name>], $oprf, $ke, $par);)+ } }; ( $macro:ident!$par:tt => [$ke_name:ident, $ke:ty], [$($(#[$oprf_attr:meta])? [$oprf_name:ident, $oprf:ty$(,)?]),+$(,)?], ) => { paste::paste! { $($macro!($(#[$oprf_attr])? [<$oprf_name $ke_name>], $oprf, $ke, $par);)+ } } } macro_rules! triple_dh_ciphersuites { ($macro:ident!$par:tt) => { oprf_ciphersuites!( $macro!$par => [ #[cfg(feature = "ristretto255")] [ TripleDhRistretto255, TripleDh, ], [TripleDhP256, TripleDh], [TripleDhP384, TripleDh], [TripleDhP521, TripleDh], #[cfg(feature = "curve25519")] [ TripleDhCurve25519, TripleDh, ], ] ); }; } macro_rules! sigma_i_ciphersuites { ($macro:ident!$par:tt) => { sigma_i_ciphersuites!( $macro!$par => [ #[cfg(feature = "ecdsa")] [P256, Ecdsa], #[cfg(feature = "ecdsa")] [P384, Ecdsa], #[cfg(feature = "ed25519")] [Ed25519, PureEddsa], #[cfg(feature = "ed25519")] [Ed25519Ph, HashEddsa], ], ); }; ( $macro:ident!$par:tt => [$($(#[$sig_attr:meta])? [$sig_name:ident, $sig:ty]),+$(,)?], ) => { paste::paste! { $( oprf_ciphersuites!( $macro!$par => [ $(#[$sig_attr])? #[cfg(feature = "ristretto255")] [ [], SigmaI<$sig, crate::Ristretto255, sha2::Sha512>, ], $(#[$sig_attr])? [[], SigmaI<$sig, p256::NistP256, sha2::Sha256>], $(#[$sig_attr])? [[], SigmaI<$sig, p384::NistP384, sha2::Sha384>], $(#[$sig_attr])? [[], SigmaI<$sig, p521::NistP521, sha2::Sha512>], $(#[$sig_attr])? #[cfg(feature = "curve25519")] [ [], SigmaI<$sig, crate::Curve25519, sha2::Sha512>, ], ] ); )+ } }; } triple_dh_ciphersuites!(ciphersuite_types!()); sigma_i_ciphersuites!(ciphersuite_types!()); pub struct TestVectorParameters { pub client_s_pk: Vec, pub client_s_sk: Vec, pub client_e_pk: Vec, pub client_e_sk: Vec, pub server_s_pk: Vec, pub server_s_sk: Vec, pub server_e_pk: Vec, pub server_e_sk: Vec, pub dummy_client_pk: Vec, pub credential_identifier: Vec, pub id_u: Vec, pub id_s: Vec, pub password: Vec, pub blinding_factor: Vec, pub oprf_seed: Vec, pub dummy_masking_key: Vec, pub masking_nonce: Vec, pub envelope_nonce: Vec, pub client_nonce: Vec, pub server_nonce: Vec, pub server_sig_rng: Vec, pub client_sig_rng: Vec, pub context: Vec, pub registration_request: Vec, pub registration_response: Vec, pub registration_upload: Vec, pub credential_request: Vec, pub credential_response: Vec, pub credential_finalization: Vec, client_registration_state: Vec, client_login_state: Vec, server_login_state: Vec, pub password_file: Vec, pub export_key: Vec, pub session_key: Vec, } static STR_PASSWORD: &str = "password"; fn decode(values: &Value, key: &str) -> Option> { values[key].as_str().and_then(|s| hex::decode(s).ok()) } fn populate_test_vectors(values: &Value) -> TestVectorParameters { TestVectorParameters { client_s_pk: decode(values, "client_s_pk").unwrap(), client_s_sk: decode(values, "client_s_sk").unwrap(), client_e_pk: decode(values, "client_e_pk").unwrap(), client_e_sk: decode(values, "client_e_sk").unwrap(), server_s_pk: decode(values, "server_s_pk").unwrap(), server_s_sk: decode(values, "server_s_sk").unwrap(), server_e_pk: decode(values, "server_e_pk").unwrap(), server_e_sk: decode(values, "server_e_sk").unwrap(), dummy_client_pk: decode(values, "dummy_client_pk").unwrap(), credential_identifier: decode(values, "credential_identifier").unwrap(), id_u: decode(values, "id_u").unwrap(), id_s: decode(values, "id_s").unwrap(), password: decode(values, "password").unwrap(), blinding_factor: decode(values, "blinding_factor").unwrap(), oprf_seed: decode(values, "oprf_seed").unwrap(), dummy_masking_key: decode(values, "dummy_masking_key").unwrap(), masking_nonce: decode(values, "masking_nonce").unwrap(), envelope_nonce: decode(values, "envelope_nonce").unwrap(), client_nonce: decode(values, "client_nonce").unwrap(), server_nonce: decode(values, "server_nonce").unwrap(), server_sig_rng: decode(values, "server_sig_rng").unwrap(), client_sig_rng: decode(values, "client_sig_rng").unwrap(), context: decode(values, "context").unwrap(), registration_request: decode(values, "registration_request").unwrap(), registration_response: decode(values, "registration_response").unwrap(), registration_upload: decode(values, "registration_upload").unwrap(), credential_request: decode(values, "credential_request").unwrap(), credential_response: decode(values, "credential_response").unwrap(), credential_finalization: decode(values, "credential_finalization").unwrap(), client_registration_state: decode(values, "client_registration_state").unwrap(), client_login_state: decode(values, "client_login_state").unwrap(), server_login_state: decode(values, "server_login_state").unwrap(), password_file: decode(values, "password_file").unwrap(), export_key: decode(values, "export_key").unwrap(), session_key: decode(values, "session_key").unwrap(), } } fn stringify_test_vectors(p: &TestVectorParameters) -> String { let mut s = String::new(); s.push_str("{\n"); s.push_str( format!( " \"client_s_pk\": \"{}\",\n", hex::encode(&p.client_s_pk) ) .as_str(), ); s.push_str( format!( " \"client_s_sk\": \"{}\",\n", hex::encode(&p.client_s_sk) ) .as_str(), ); s.push_str( format!( " \"client_e_pk\": \"{}\",\n", hex::encode(&p.client_e_pk) ) .as_str(), ); s.push_str( format!( " \"client_e_sk\": \"{}\",\n", hex::encode(&p.client_e_sk) ) .as_str(), ); s.push_str( format!( " \"server_s_pk\": \"{}\",\n", hex::encode(&p.server_s_pk) ) .as_str(), ); s.push_str( format!( " \"server_s_sk\": \"{}\",\n", hex::encode(&p.server_s_sk) ) .as_str(), ); s.push_str( format!( " \"server_e_pk\": \"{}\",\n", hex::encode(&p.server_e_pk) ) .as_str(), ); s.push_str( format!( " \"server_e_sk\": \"{}\",\n", hex::encode(&p.server_e_sk) ) .as_str(), ); s.push_str( format!( " \"dummy_client_pk\": \"{}\",\n", hex::encode(&p.dummy_client_pk) ) .as_str(), ); s.push_str( format!( " \"credential_identifier\": \"{}\",\n", hex::encode(&p.credential_identifier) ) .as_str(), ); s.push_str(format!(" \"id_u\": \"{}\",\n", hex::encode(&p.id_u)).as_str()); s.push_str(format!(" \"id_s\": \"{}\",\n", hex::encode(&p.id_s)).as_str()); s.push_str(format!(" \"password\": \"{}\",\n", hex::encode(&p.password)).as_str()); s.push_str( format!( " \"blinding_factor\": \"{}\",\n", hex::encode(&p.blinding_factor) ) .as_str(), ); s.push_str(format!(" \"oprf_seed\": \"{}\",\n", hex::encode(&p.oprf_seed)).as_str()); s.push_str( format!( " \"dummy_masking_key\": \"{}\",\n", hex::encode(&p.dummy_masking_key) ) .as_str(), ); s.push_str( format!( " \"masking_nonce\": \"{}\",\n", hex::encode(&p.masking_nonce) ) .as_str(), ); s.push_str( format!( " \"envelope_nonce\": \"{}\",\n", hex::encode(&p.envelope_nonce) ) .as_str(), ); s.push_str( format!( " \"client_nonce\": \"{}\",\n", hex::encode(&p.client_nonce) ) .as_str(), ); s.push_str( format!( " \"server_nonce\": \"{}\",\n", hex::encode(&p.server_nonce) ) .as_str(), ); s.push_str( format!( " \"server_sig_rng\": \"{}\",\n", hex::encode(&p.server_sig_rng) ) .as_str(), ); s.push_str( format!( " \"client_sig_rng\": \"{}\",\n", hex::encode(&p.client_sig_rng) ) .as_str(), ); s.push_str(format!(" \"context\": \"{}\",\n", hex::encode(&p.context)).as_str()); s.push_str( format!( " \"registration_request\": \"{}\",\n", hex::encode(&p.registration_request) ) .as_str(), ); s.push_str( format!( " \"registration_response\": \"{}\",\n", hex::encode(&p.registration_response) ) .as_str(), ); s.push_str( format!( " \"registration_upload\": \"{}\",\n", hex::encode(&p.registration_upload) ) .as_str(), ); s.push_str( format!( " \"credential_request\": \"{}\",\n", hex::encode(&p.credential_request) ) .as_str(), ); s.push_str( format!( " \"credential_response\": \"{}\",\n", hex::encode(&p.credential_response) ) .as_str(), ); s.push_str( format!( " \"credential_finalization\": \"{}\",\n", hex::encode(&p.credential_finalization) ) .as_str(), ); s.push_str( format!( " \"client_registration_state\": \"{}\",\n", hex::encode(&p.client_registration_state) ) .as_str(), ); s.push_str( format!( " \"client_login_state\": \"{}\",\n", hex::encode(&p.client_login_state) ) .as_str(), ); s.push_str( format!( " \"server_login_state\": \"{}\",\n", hex::encode(&p.server_login_state) ) .as_str(), ); s.push_str( format!( " \"password_file\": \"{}\",\n", hex::encode(&p.password_file) ) .as_str(), ); s.push_str(format!(" \"export_key\": \"{}\",\n", hex::encode(&p.export_key)).as_str()); s.push_str(format!(" \"session_key\": \"{}\"\n", hex::encode(&p.session_key)).as_str()); s.push_str("}\n"); s } fn generate_parameters() -> Result where ::KE2State: Serialize, ::KE3Message: Serialize, // ClientRegistration: KgSk + KgPk as voprf::Group>::ScalarLen: Add< as voprf::Group>::ElemLen>, ClientRegistrationLen: ArrayLength, // RegistrationResponse: KgPk + KePk as voprf::Group>::ElemLen: Add< as Group>::PkLen>, RegistrationResponseLen: ArrayLength, // RegistrationUpload: (KePk + Hash) + Envelope as Group>::PkLen: Add>>, Sum< as Group>::PkLen, OutputSize>>: ArrayLength + Add>, RegistrationUploadLen: ArrayLength, // ServerRegistration = RegistrationUpload // CredentialRequest: KgPk + Ke1Message ::KE1Message: Serialize, as voprf::Group>::ElemLen: Add>, CredentialRequestLen: ArrayLength, // ClientLogin: KgSk + CredentialRequest + Ke1State as voprf::Group>::ScalarLen: Add>, ::KE1State: Serialize, Sum< as voprf::Group>::ScalarLen, CredentialRequestLen>: ArrayLength + Add>, ClientLoginLen: ArrayLength, // CredentialResponseWithoutKeLen: (KgPk + Nonce) + MaskedResponse as voprf::Group>::ElemLen: Add, Sum< as voprf::Group>::ElemLen, NonceLen>: ArrayLength + Add>, CredentialResponseWithoutKeLen: ArrayLength, // CredentialResponse: CredentialResponseWithoutKeLen + Ke2Message ::KE2Message: Serialize, CredentialResponseWithoutKeLen: Add>, CredentialResponseLen: ArrayLength, { use rand::RngCore; use crate::keypair::KeyPair; let mut rng = OsRng; // Inputs let server_s_kp = KeyPair::>::derive_random(&mut rng); let server_e_kp = KeyPair::>::derive_random(&mut rng); let client_s_kp = KeyPair::>::derive_random(&mut rng); let client_e_kp = KeyPair::>::derive_random(&mut rng); let dummy_client_pk = KeyPair::>::random(&mut rng).public().clone(); let credential_identifier = b"credIdentifier"; let id_u = b"idU"; let id_s = b"idS"; let password = b"password"; let context = b"context"; let mut oprf_seed = Output::>::default(); rng.fill_bytes(&mut oprf_seed); let mut dummy_masking_key = Output::>::default(); rng.fill_bytes(&mut dummy_masking_key); let mut masking_nonce = [0u8; 64]; rng.fill_bytes(&mut masking_nonce); let mut envelope_nonce = [0u8; 32]; rng.fill_bytes(&mut envelope_nonce); let mut client_nonce = [0u8; NonceLen::USIZE]; rng.fill_bytes(&mut client_nonce); let mut server_nonce = [0u8; NonceLen::USIZE]; rng.fill_bytes(&mut server_nonce); let mut server_sig_rng = GenericArray:: as Group>::SkLen>::default(); rng.fill_bytes(&mut server_sig_rng); let mut client_sig_rng = GenericArray:: as Group>::SkLen>::default(); rng.fill_bytes(&mut client_sig_rng); let dummy_client_pk = dummy_client_pk.serialize(); let server_setup = ServerSetup::::deserialize( &[ oprf_seed.as_ref(), &server_s_kp.private().serialize(), &dummy_client_pk, ] .concat(), ) .unwrap(); let blinding_factor = as voprf::Group>::random_scalar(&mut rng); let blinding_factor_bytes = OprfGroup::::serialize_scalar(blinding_factor); let mut blinding_factor_registration_rng = CycleRng::new(blinding_factor_bytes.to_vec()); let client_registration_start_result = ClientRegistration::::start(&mut blinding_factor_registration_rng, password).unwrap(); let blinding_factor_bytes_returned = OprfGroup::::serialize_scalar( client_registration_start_result .state .oprf_client .get_blind(), ); assert_eq!( hex::encode(&blinding_factor_bytes), hex::encode(&blinding_factor_bytes_returned) ); let registration_request_bytes = client_registration_start_result.message.serialize(); let client_registration_state = client_registration_start_result.state.serialize(); let server_registration_start_result = ServerRegistration::::start( &server_setup, client_registration_start_result.message, credential_identifier, ) .unwrap(); let registration_response_bytes = server_registration_start_result.message.serialize(); let mut client_s_sk_and_nonce: Vec = Vec::new(); client_s_sk_and_nonce.extend_from_slice(&client_s_kp.private().serialize()); client_s_sk_and_nonce.extend_from_slice(&envelope_nonce); let mut finish_registration_rng = CycleRng::new(client_s_sk_and_nonce); let client_registration_finish_result = client_registration_start_result .state .finish( &mut finish_registration_rng, password, server_registration_start_result.message, ClientRegistrationFinishParameters::new( Identifiers { client: Some(id_u), server: Some(id_s), }, None, ), ) .unwrap(); let registration_upload_bytes = client_registration_finish_result.message.serialize(); let password_file = ServerRegistration::finish(client_registration_finish_result.message); let password_file_bytes = password_file.serialize(); let mut client_login_start: Vec = Vec::new(); client_login_start.extend_from_slice(&blinding_factor_bytes); client_login_start.extend_from_slice(&client_e_kp.private().serialize()); client_login_start.extend_from_slice(&client_nonce); let mut client_login_start_rng = CycleRng::new(client_login_start); let client_login_start_result = ClientLogin::::start(&mut client_login_start_rng, password).unwrap(); let credential_request_bytes = client_login_start_result.message.serialize(); let client_login_state = client_login_start_result.state.serialize().to_vec(); let mut server_e_sk_and_nonce_rng = CycleRng::new( [ dummy_masking_key.to_vec(), masking_nonce.to_vec(), server_e_kp.private().serialize().to_vec(), server_nonce.to_vec(), server_sig_rng.to_vec(), ] .concat(), ); let server_login_start_result = ServerLogin::::start( &mut server_e_sk_and_nonce_rng, &server_setup, Some(password_file), client_login_start_result.message, credential_identifier, ServerLoginParameters { context: Some(context), identifiers: Identifiers { client: Some(id_u), server: Some(id_s), }, }, ) .unwrap(); let credential_response_bytes = server_login_start_result.message.serialize(); let server_login_state = server_login_start_result.state.serialize(); let client_login_finish_result = client_login_start_result .state .finish( &mut CycleRng::new(client_sig_rng.to_vec()), password, server_login_start_result.message, ClientLoginFinishParameters::new( Some(context), Identifiers { client: Some(id_u), server: Some(id_s), }, None, ), ) .unwrap(); let credential_finalization_bytes = client_login_finish_result.message.serialize(); Ok(TestVectorParameters { client_s_pk: client_s_kp.public().serialize().to_vec(), client_s_sk: client_s_kp.private().serialize().to_vec(), client_e_pk: client_e_kp.public().serialize().to_vec(), client_e_sk: client_e_kp.private().serialize().to_vec(), server_s_pk: server_s_kp.public().serialize().to_vec(), server_s_sk: server_s_kp.private().serialize().to_vec(), server_e_pk: server_e_kp.public().serialize().to_vec(), server_e_sk: server_e_kp.private().serialize().to_vec(), dummy_client_pk: dummy_client_pk.to_vec(), credential_identifier: credential_identifier.to_vec(), id_u: id_u.to_vec(), id_s: id_s.to_vec(), password: password.to_vec(), blinding_factor: blinding_factor_bytes.to_vec(), oprf_seed: oprf_seed.to_vec(), dummy_masking_key: dummy_masking_key.to_vec(), masking_nonce: masking_nonce.to_vec(), envelope_nonce: envelope_nonce.to_vec(), client_nonce: client_nonce.to_vec(), server_nonce: server_nonce.to_vec(), server_sig_rng: server_sig_rng.to_vec(), client_sig_rng: client_sig_rng.to_vec(), context: context.to_vec(), registration_request: registration_request_bytes.to_vec(), registration_response: registration_response_bytes.to_vec(), registration_upload: registration_upload_bytes.to_vec(), credential_request: credential_request_bytes.to_vec(), credential_response: credential_response_bytes.to_vec(), credential_finalization: credential_finalization_bytes.to_vec(), password_file: password_file_bytes.to_vec(), client_registration_state: client_registration_state.to_vec(), client_login_state, server_login_state: server_login_state.to_vec(), session_key: client_login_finish_result.session_key.to_vec(), export_key: client_registration_finish_result.export_key.to_vec(), }) } #[test] fn generate_test_vectors() -> Result<(), ProtocolError> { let mut output = String::new(); #[rustfmt::skip] output.push_str( "\ // Copyright (c) Meta Platforms, Inc. and affiliates.\n\ //\n\ // This source code is dual-licensed under either the MIT license found in the\n\ // LICENSE-MIT file in the root directory of this source tree or the Apache\n\ // License, Version 2.0 found in the LICENSE-APACHE file in the root directory\n\ // of this source tree. You may select, at your option, one of the above-listed\n\ // licenses.\n\ //\n\ // To regenerate these test vectors, run:\n\ // FULL_TEST_VECTORS_FILE=src/tests/full_test_vectors.rs cargo test --features curve25519,ecdsa,ed25519 -- generate_test_vectors\n\ \n\ #![allow(clippy::duplicated_attributes)]\n\ \n", ); triple_dh_ciphersuites!(generate!(output)); sigma_i_ciphersuites!(generate!(output)); if let Ok(path) = std::env::var("FULL_TEST_VECTORS_FILE") { std::fs::write(path, output).unwrap(); } else { println!("{output}"); } Ok(()) } #[test] fn test_registration_request() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where // ClientRegistration: KgSk + KgPk as voprf::Group>::ScalarLen: Add< as voprf::Group>::ElemLen>, ClientRegistrationLen: ArrayLength, { let parameters = populate_test_vectors(&serde_json::from_str(test_vector).unwrap()); let mut rng = CycleRng::new(parameters.blinding_factor.to_vec()); let client_registration_start_result = ClientRegistration::::start(&mut rng, ¶meters.password)?; assert_eq!( hex::encode(¶meters.registration_request), hex::encode(client_registration_start_result.message.serialize()) ); assert_eq!( hex::encode(¶meters.client_registration_state), hex::encode(client_registration_start_result.state.serialize()) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[cfg(feature = "serde")] #[test] fn test_serialization() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> { let parameters = populate_test_vectors(&serde_json::from_str(test_vector).unwrap()); let mut rng = CycleRng::new(parameters.blinding_factor.to_vec()); let client_registration_start_result = ClientRegistration::::start(&mut rng, ¶meters.password)?; // Test the bincode serialization (binary). let registration_request = bincode::serialize(&client_registration_start_result.message).unwrap(); assert_eq!( registration_request.len(), RegistrationRequestLen::::USIZE ); let registration_request: RegistrationRequest = bincode::deserialize(®istration_request).unwrap(); assert_eq!( hex::encode(client_registration_start_result.message.serialize()), hex::encode(registration_request.serialize()), ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_registration_response() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where // RegistrationResponse: KgPk + KePk as voprf::Group>::ElemLen: Add< as Group>::PkLen>, RegistrationResponseLen: ArrayLength, { let parameters = populate_test_vectors( &serde_json::from_str(test_vector).map_err(|_| ProtocolError::SerializationError)?, ); let server_setup = ServerSetup::::deserialize( &[ parameters.oprf_seed, parameters.server_s_sk, parameters.dummy_client_pk, ] .concat(), )?; let server_registration_start_result = ServerRegistration::::start( &server_setup, RegistrationRequest::deserialize(¶meters.registration_request)?, ¶meters.credential_identifier, )?; assert_eq!( hex::encode(parameters.registration_response), hex::encode(server_registration_start_result.message.serialize()) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_registration_upload() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where // RegistrationUpload: (KePk + Hash) + Envelope as Group>::PkLen: Add>>, Sum< as Group>::PkLen, OutputSize>>: ArrayLength + Add>, RegistrationUploadLen: ArrayLength, { let parameters = populate_test_vectors( &serde_json::from_str(test_vector).map_err(|_| ProtocolError::SerializationError)?, ); let client_s_sk_and_nonce: Vec = [parameters.client_s_sk, parameters.envelope_nonce].concat(); let mut finish_registration_rng = CycleRng::new(client_s_sk_and_nonce); let result = ClientRegistration::::deserialize(¶meters.client_registration_state)? .finish( &mut finish_registration_rng, ¶meters.password, RegistrationResponse::deserialize(¶meters.registration_response)?, ClientRegistrationFinishParameters::new( Identifiers { client: Some(¶meters.id_u), server: Some(¶meters.id_s), }, None, ), )?; assert_eq!( hex::encode(parameters.registration_upload), hex::encode(result.message.serialize()) ); assert_eq!( hex::encode(parameters.export_key), hex::encode(result.export_key) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_password_file() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where // RegistrationUpload: (KePk + Hash) + Envelope as Group>::PkLen: Add>>, Sum< as Group>::PkLen, OutputSize>>: ArrayLength + Add>, RegistrationUploadLen: ArrayLength, // ServerRegistration = RegistrationUpload { let parameters = populate_test_vectors(&serde_json::from_str(test_vector).unwrap()); let password_file = ServerRegistration::finish(RegistrationUpload::::deserialize( ¶meters.registration_upload, )?); assert_eq!( hex::encode(parameters.password_file), hex::encode(password_file.serialize()) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_credential_request() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where // CredentialRequest: KgPk + Ke1Message ::KE1Message: Serialize, as voprf::Group>::ElemLen: Add>, CredentialRequestLen: ArrayLength, // ClientLogin: KgSk + CredentialRequest + Ke1State as voprf::Group>::ScalarLen: Add>, ::KE1State: Serialize, Sum< as voprf::Group>::ScalarLen, CredentialRequestLen>: ArrayLength + Add>, ClientLoginLen: ArrayLength, { let parameters = populate_test_vectors(&serde_json::from_str(test_vector).unwrap()); let client_login_start_rng = [ parameters.blinding_factor, parameters.client_e_sk, parameters.client_nonce, ] .concat(); let mut client_login_start_rng = CycleRng::new(client_login_start_rng); let client_login_start_result = ClientLogin::::start(&mut client_login_start_rng, ¶meters.password)?; assert_eq!( hex::encode(¶meters.credential_request), hex::encode(client_login_start_result.message.serialize()) ); assert_eq!( hex::encode(¶meters.client_login_state), hex::encode(client_login_start_result.state.serialize()) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_credential_response() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where ::KE1Message: Deserialize, ::KE2State: Serialize, // CredentialResponseWithoutKeLen: (KgPk + Nonce) + MaskedResponse as voprf::Group>::ElemLen: Add, Sum< as voprf::Group>::ElemLen, NonceLen>: ArrayLength + Add>, CredentialResponseWithoutKeLen: ArrayLength, // CredentialResponse: CredentialResponseWithoutKeLen + Ke2Message ::KE2Message: Serialize, CredentialResponseWithoutKeLen: Add>, CredentialResponseLen: ArrayLength, { let parameters = populate_test_vectors(&serde_json::from_str(test_vector).unwrap()); let server_setup = ServerSetup::::deserialize( &[ parameters.oprf_seed, parameters.server_s_sk, parameters.dummy_client_pk, ] .concat(), )?; let mut server_e_sk_and_nonce_rng = CycleRng::new( [ parameters.dummy_masking_key, parameters.masking_nonce, parameters.server_e_sk, parameters.server_nonce, parameters.server_sig_rng, ] .concat(), ); let server_login_start_result = ServerLogin::::start( &mut server_e_sk_and_nonce_rng, &server_setup, Some(ServerRegistration::deserialize(¶meters.password_file)?), CredentialRequest::::deserialize(¶meters.credential_request)?, ¶meters.credential_identifier, ServerLoginParameters { context: Some(¶meters.context), identifiers: Identifiers { client: Some(¶meters.id_u), server: Some(¶meters.id_s), }, }, )?; assert_eq!( hex::encode(¶meters.credential_response), hex::encode(server_login_start_result.message.serialize()) ); assert_eq!( hex::encode(¶meters.server_login_state), hex::encode(server_login_start_result.state.serialize()) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_credential_finalization() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where ::KE1Message: Deserialize + Serialize, ::KE1State: Deserialize + Serialize, ::KE2Message: Deserialize + Serialize, ::KE3Message: Serialize, { let parameters = populate_test_vectors(&serde_json::from_str(test_vector).unwrap()); let client_login_finish_result = ClientLogin::::deserialize(¶meters.client_login_state)?.finish( &mut CycleRng::new(parameters.client_sig_rng), ¶meters.password, CredentialResponse::::deserialize(¶meters.credential_response)?, ClientLoginFinishParameters::new( Some(¶meters.context), Identifiers { client: Some(¶meters.id_u), server: Some(¶meters.id_s), }, None, ), )?; assert_eq!( hex::encode(¶meters.server_s_pk), hex::encode(client_login_finish_result.server_s_pk.serialize()) ); assert_eq!( hex::encode(¶meters.session_key), hex::encode(&client_login_finish_result.session_key) ); assert_eq!( hex::encode(¶meters.credential_finalization), hex::encode(client_login_finish_result.message.serialize()) ); assert_eq!( hex::encode(¶meters.export_key), hex::encode(client_login_finish_result.export_key) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_server_login_finish() -> Result<(), ProtocolError> { fn inner(test_vector: &str) -> Result<(), ProtocolError> where ::KE2State: Deserialize, ::KE3Message: Deserialize, { let parameters = populate_test_vectors(&serde_json::from_str(test_vector).unwrap()); let server_login_result = ServerLogin::::deserialize(¶meters.server_login_state)? .finish( CredentialFinalization::deserialize(¶meters.credential_finalization)?, ServerLoginParameters { context: Some(¶meters.context), identifiers: Identifiers { client: Some(¶meters.id_u), server: Some(¶meters.id_s), }, }, )?; assert_eq!( hex::encode(parameters.session_key), hex::encode(&server_login_result.session_key) ); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } fn test_complete_flow( _test_vector: &str, registration_password: &[u8], login_password: &[u8], ) -> Result<(), ProtocolError> { let credential_identifier = b"credentialIdentifier"; let mut client_rng = OsRng; let mut server_rng = OsRng; let server_setup = ServerSetup::::new(&mut server_rng); let client_registration_start_result = ClientRegistration::::start(&mut client_rng, registration_password)?; let server_registration_start_result = ServerRegistration::::start( &server_setup, client_registration_start_result.message, credential_identifier, )?; let client_registration_finish_result = client_registration_start_result.state.finish( &mut client_rng, registration_password, server_registration_start_result.message, ClientRegistrationFinishParameters::default(), )?; let p_file = ServerRegistration::finish(client_registration_finish_result.message); let client_login_start_result = ClientLogin::::start(&mut client_rng, login_password)?; let server_login_start_result = ServerLogin::::start( &mut server_rng, &server_setup, Some(p_file), client_login_start_result.message, credential_identifier, ServerLoginParameters::default(), )?; let client_login_result = client_login_start_result.state.finish( &mut client_rng, login_password, server_login_start_result.message, ClientLoginFinishParameters::default(), ); if hex::encode(registration_password) == hex::encode(login_password) { let client_login_finish_result = client_login_result?; let server_login_finish_result = server_login_start_result.state.finish( client_login_finish_result.message, ServerLoginParameters::default(), )?; assert_eq!( hex::encode(&server_login_finish_result.session_key), hex::encode(&client_login_finish_result.session_key) ); assert_eq!( hex::encode(client_registration_finish_result.export_key), hex::encode(client_login_finish_result.export_key) ); } else { assert!(matches!( client_login_result, Err(ProtocolError::InvalidLoginError) )); } Ok(()) } #[test] fn test_complete_flow_success() -> Result<(), ProtocolError> { triple_dh_ciphersuites!(run_all!( test_complete_flow, b"good password", b"good password" )); sigma_i_ciphersuites!(run_all!( test_complete_flow, b"good password", b"good password" )); Ok(()) } #[test] fn test_complete_flow_fail() -> Result<(), ProtocolError> { triple_dh_ciphersuites!(run_all!( test_complete_flow, b"good password", b"bad password" )); sigma_i_ciphersuites!(run_all!( test_complete_flow, b"good password", b"bad password" )); Ok(()) } #[test] fn test_scalar_always_nonzero() -> Result<(), ProtocolError> { fn inner(_test_vector: &str) -> Result<(), ProtocolError> { // Start out with a bunch of zeros to force resampling of scalar let mut client_registration_rng = CycleRng::new([vec![0u8; 128], vec![1u8; 128]].concat()); let client_registration_start_result = ClientRegistration::::start(&mut client_registration_rng, STR_PASSWORD.as_bytes())?; assert!(!bool::from( OprfGroup::::identity_elem().ct_eq( &client_registration_start_result .message .get_blinded_element_for_testing() .value(), ) )); // Start out with a bunch of zeros to force resampling of scalar let mut client_login_rng = CycleRng::new([vec![0u8; 128], vec![1u8; 128]].concat()); let client_login_start_result = ClientLogin::::start(&mut client_login_rng, STR_PASSWORD.as_bytes())?; assert!(!bool::from( OprfGroup::::identity_elem().ct_eq( &client_login_start_result .message .get_blinded_element_for_testing() .value(), ) )); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_reflected_value_error_registration() -> Result<(), ProtocolError> { fn inner(_test_vector: &str) -> Result<(), ProtocolError> { let credential_identifier = b"credentialIdentifier"; let password = b"password"; let mut client_rng = OsRng; let mut server_rng = OsRng; let server_setup = ServerSetup::::new(&mut server_rng); let client_registration_start_result = ClientRegistration::::start(&mut client_rng, password)?; let alpha = client_registration_start_result .message .get_blinded_element_for_testing() .value(); let server_registration_start_result = ServerRegistration::::start( &server_setup, client_registration_start_result.message, credential_identifier, )?; let reflected_registration_response = server_registration_start_result .message .set_evaluation_element_for_testing(alpha); let client_registration_finish_result = client_registration_start_result.state.finish( &mut client_rng, password, reflected_registration_response, ClientRegistrationFinishParameters::default(), ); assert!(matches!( client_registration_finish_result, Err(ProtocolError::ReflectedValueError) )); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) } #[test] fn test_reflected_value_error_login() -> Result<(), ProtocolError> { fn inner(_test_vector: &str) -> Result<(), ProtocolError> { let credential_identifier = b"credentialIdentifier"; let password = b"password"; let mut client_rng = OsRng; let mut server_rng = OsRng; let server_setup = ServerSetup::::new(&mut server_rng); let client_registration_start_result = ClientRegistration::::start(&mut client_rng, password)?; let server_registration_start_result = ServerRegistration::::start( &server_setup, client_registration_start_result.message, credential_identifier, )?; let client_registration_finish_result = client_registration_start_result.state.finish( &mut client_rng, password, server_registration_start_result.message, ClientRegistrationFinishParameters::default(), )?; let p_file = ServerRegistration::finish(client_registration_finish_result.message); let client_login_start_result = ClientLogin::::start(&mut client_rng, password)?; let alpha = client_login_start_result .message .get_blinded_element_for_testing() .value(); let server_login_start_result = ServerLogin::::start( &mut server_rng, &server_setup, Some(p_file), client_login_start_result.message, credential_identifier, ServerLoginParameters::default(), )?; let reflected_credential_response = server_login_start_result .message .set_evaluation_element_for_testing(alpha); let client_login_result = client_login_start_result.state.finish( &mut client_rng, password, reflected_credential_response, ClientLoginFinishParameters::default(), ); assert!(matches!( client_login_result, Err(ProtocolError::ReflectedValueError) )); Ok(()) } triple_dh_ciphersuites!(run_all!(inner)); sigma_i_ciphersuites!(run_all!(inner)); Ok(()) }