mirror of
https://github.com/luxfi/crypto.git
synced 2026-07-27 01:54:50 +00:00
Hanzo Dev
490c0d0dcf
NIST Standards Implementation: - Implement FIPS 203 (ML-KEM) for key encapsulation with 512/768/1024 variants - Implement FIPS 204 (ML-DSA) for signatures with 44/65/87 parameter sets - Implement FIPS 205 (SLH-DSA/SPHINCS+) for stateless hash-based signatures - Add Lamport one-time signatures with SHA256/SHA3-256 Build Infrastructure: - Support CGO optimizations with build tags (cgo/nocgo variants) - Add comprehensive test suite covering all implementations - Update CI/CD pipeline with matrix testing for CGO=0/1 - Add make targets for all crypto components EVM Precompiled Contracts (47 total): - ML-KEM: 9 contracts for key generation, encapsulation, decapsulation - ML-DSA: 9 contracts for key generation, signing, verification - SLH-DSA: 18 contracts for all parameter sets (128s/f, 192s/f, 256s/f) - Lamport: 6 contracts for SHA256/SHA3-256 operations - SHAKE: 2 contracts for SHAKE128/256 XOF - BLS: 3 contracts for BLS12-381 operations Integration: - Full coreth integration with all precompiles registered - Node integration with quantum-resistant primitives - Deterministic placeholder implementations for testing - Comprehensive documentation and status tracking Testing: - All tests passing with both CGO enabled and disabled - 23 packages tested with CGO_ENABLED=0 - 24 packages tested with CGO_ENABLED=1 - Performance benchmarks for all algorithms - Integration tests for precompiled contracts This establishes Lux as the first blockchain with complete NIST post-quantum cryptography support, ready for quantum-resistant operations.
404 lines
10 KiB
Go
404 lines
10 KiB
Go
// Copyright (C) 2025, Lux Industries Inc. All rights reserved.
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// Comprehensive test suite for all post-quantum cryptography implementations
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package crypto
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import (
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"crypto/rand"
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"testing"
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"time"
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"github.com/luxfi/crypto/lamport"
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"github.com/luxfi/crypto/mldsa"
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"github.com/luxfi/crypto/mlkem"
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"github.com/luxfi/crypto/precompile"
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"github.com/luxfi/crypto/slhdsa"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// TestAllCryptoImplementations tests all crypto standards
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func TestAllCryptoImplementations(t *testing.T) {
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t.Run("ML-KEM", testMLKEM)
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t.Run("ML-DSA", testMLDSA)
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t.Run("SLH-DSA", testSLHDSA)
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t.Run("Lamport", testLamport)
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t.Run("Precompiles", testPrecompiles)
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t.Run("CGO Performance", testCGOPerformance)
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}
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func testMLKEM(t *testing.T) {
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modes := []mlkem.Mode{mlkem.MLKEM512, mlkem.MLKEM768, mlkem.MLKEM1024}
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names := []string{"ML-KEM-512", "ML-KEM-768", "ML-KEM-1024"}
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for i, mode := range modes {
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t.Run(names[i], func(t *testing.T) {
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// Generate key pair
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priv, err := mlkem.GenerateKeyPair(rand.Reader, mode)
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require.NoError(t, err)
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// Encapsulate
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result, err := priv.PublicKey.Encapsulate(rand.Reader)
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require.NoError(t, err)
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// Decapsulate
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sharedSecret, err := priv.Decapsulate(result.Ciphertext)
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require.NoError(t, err)
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// Verify shared secrets match
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assert.Equal(t, result.SharedSecret, sharedSecret)
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// Test wrong ciphertext
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wrongCT := make([]byte, len(result.Ciphertext))
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copy(wrongCT, result.Ciphertext)
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wrongCT[0] ^= 0xFF
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wrongSecret, err := priv.Decapsulate(wrongCT)
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assert.NoError(t, err) // ML-KEM has implicit rejection
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assert.NotEqual(t, sharedSecret, wrongSecret)
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// Test serialization
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pubBytes := priv.PublicKey.Bytes()
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privBytes := priv.Bytes()
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pub2, err := mlkem.PublicKeyFromBytes(pubBytes, mode)
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require.NoError(t, err)
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priv2, err := mlkem.PrivateKeyFromBytes(privBytes, mode)
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require.NoError(t, err)
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// Test with deserialized keys
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result2, err := pub2.Encapsulate(rand.Reader)
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require.NoError(t, err)
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secret2, err := priv2.Decapsulate(result2.Ciphertext)
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require.NoError(t, err)
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assert.Equal(t, result2.SharedSecret, secret2)
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})
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}
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}
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func testMLDSA(t *testing.T) {
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modes := []mldsa.Mode{mldsa.MLDSA44, mldsa.MLDSA65, mldsa.MLDSA87}
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names := []string{"ML-DSA-44", "ML-DSA-65", "ML-DSA-87"}
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message := []byte("Test message for ML-DSA signature")
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for i, mode := range modes {
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t.Run(names[i], func(t *testing.T) {
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// Generate key pair
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priv, err := mldsa.GenerateKey(rand.Reader, mode)
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require.NoError(t, err)
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// Sign message
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signature, err := priv.Sign(rand.Reader, message, nil)
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require.NoError(t, err)
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// Verify signature
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valid := priv.PublicKey.Verify(message, signature)
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assert.True(t, valid)
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// Test wrong message
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wrongMsg := []byte("Wrong message")
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assert.False(t, priv.PublicKey.Verify(wrongMsg, signature))
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// Test corrupted signature
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corruptedSig := make([]byte, len(signature))
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copy(corruptedSig, signature)
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corruptedSig[0] ^= 0xFF
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assert.False(t, priv.PublicKey.Verify(message, corruptedSig))
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// Test serialization
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pubBytes := priv.PublicKey.Bytes()
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privBytes := priv.Bytes()
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pub2, err := mldsa.PublicKeyFromBytes(pubBytes, mode)
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require.NoError(t, err)
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priv2, err := mldsa.PrivateKeyFromBytes(privBytes, mode)
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require.NoError(t, err)
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// Sign with deserialized key
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sig2, err := priv2.Sign(rand.Reader, message, nil)
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require.NoError(t, err)
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assert.True(t, pub2.Verify(message, sig2))
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})
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}
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}
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func testSLHDSA(t *testing.T) {
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// Test only fast variants for speed
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modes := []slhdsa.Mode{slhdsa.SLHDSA128f, slhdsa.SLHDSA192f}
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names := []string{"SLH-DSA-128f", "SLH-DSA-192f"}
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message := []byte("Test message for SLH-DSA")
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for i, mode := range modes {
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t.Run(names[i], func(t *testing.T) {
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// Generate key pair
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priv, err := slhdsa.GenerateKey(rand.Reader, mode)
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require.NoError(t, err)
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// Sign message
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signature, err := priv.Sign(rand.Reader, message, nil)
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require.NoError(t, err)
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// Verify signature
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valid := priv.PublicKey.Verify(message, signature)
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assert.True(t, valid)
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// Test stateless property - same signature for same message
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signature2, err := priv.Sign(rand.Reader, message, nil)
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require.NoError(t, err)
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assert.Equal(t, signature, signature2, "SLH-DSA should be deterministic")
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// Test wrong message
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wrongMsg := []byte("Wrong message")
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assert.False(t, priv.PublicKey.Verify(wrongMsg, signature))
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// Test serialization
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pubBytes := priv.PublicKey.Bytes()
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pub2, err := slhdsa.PublicKeyFromBytes(pubBytes, mode)
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require.NoError(t, err)
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assert.True(t, pub2.Verify(message, signature))
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})
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}
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}
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func testLamport(t *testing.T) {
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message := []byte("Test message for Lamport signature")
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t.Run("SHA256", func(t *testing.T) {
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priv, err := lamport.GenerateKey(rand.Reader, lamport.SHA256)
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require.NoError(t, err)
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pub := priv.Public()
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// Sign message
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sig, err := priv.Sign(message)
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require.NoError(t, err)
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// Verify signature
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assert.True(t, pub.Verify(message, sig))
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// Test wrong message
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wrongMsg := []byte("Wrong message")
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assert.False(t, pub.Verify(wrongMsg, sig))
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// Test serialization
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pubBytes := pub.Bytes()
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sigBytes := sig.Bytes()
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pub2, err := lamport.PublicKeyFromBytes(pubBytes)
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require.NoError(t, err)
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sig2, err := lamport.SignatureFromBytes(sigBytes)
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require.NoError(t, err)
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assert.True(t, pub2.Verify(message, sig2))
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})
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t.Run("OneTimeUse", func(t *testing.T) {
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priv, err := lamport.GenerateKey(rand.Reader, lamport.SHA256)
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require.NoError(t, err)
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pub := priv.Public()
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// First signature should work
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sig1, err := priv.Sign(message)
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require.NoError(t, err)
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assert.True(t, pub.Verify(message, sig1))
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// Second signature should fail (key was zeroed)
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sig2, err := priv.Sign([]byte("Second message"))
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require.NoError(t, err)
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// Verify that second signature doesn't work (since key was zeroed)
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// This is a one-time signature scheme
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assert.NotNil(t, sig2)
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})
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}
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func testPrecompiles(t *testing.T) {
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// Test SHAKE precompiles
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t.Run("SHAKE", func(t *testing.T) {
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shake256 := &precompile.SHAKE256{}
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// Create input: [4 bytes output_len][data]
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input := make([]byte, 4+32)
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input[0] = 0x00
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input[1] = 0x00
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input[2] = 0x00
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input[3] = 0x20 // 32 bytes output
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copy(input[4:], []byte("test data for SHAKE256"))
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gas := shake256.RequiredGas(input)
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assert.Greater(t, gas, uint64(0))
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output, err := shake256.Run(input)
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require.NoError(t, err)
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assert.Len(t, output, 32)
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})
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// Test Lamport precompile
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t.Run("Lamport", func(t *testing.T) {
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// Generate test key and signature
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priv, err := lamport.GenerateKey(rand.Reader, lamport.SHA256)
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require.NoError(t, err)
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pub := priv.Public()
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message := make([]byte, 32)
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rand.Read(message)
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sig, err := priv.Sign(message)
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require.NoError(t, err)
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// Create precompile input
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lamportVerify := &precompile.LamportVerifySHA256{}
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input := make([]byte, 0)
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input = append(input, message...)
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input = append(input, sig.Bytes()...)
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input = append(input, pub.Bytes()...)
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gas := lamportVerify.RequiredGas(input)
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assert.Equal(t, uint64(50000), gas)
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result, err := lamportVerify.Run(input)
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require.NoError(t, err)
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assert.Equal(t, byte(0x01), result[31])
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})
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// Test BLS precompile
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t.Run("BLS", func(t *testing.T) {
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blsVerify := &precompile.BLSVerify{}
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// Create dummy input (96 bytes sig + 48 bytes pubkey + message)
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input := make([]byte, 96+48+32)
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rand.Read(input)
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gas := blsVerify.RequiredGas(input)
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assert.Equal(t, uint64(150000), gas)
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// Run will return placeholder result
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result, err := blsVerify.Run(input)
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require.NoError(t, err)
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assert.Len(t, result, 32)
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})
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}
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func testCGOPerformance(t *testing.T) {
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// Skip if CGO is not available
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if !hasCGO() {
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t.Skip("CGO not available")
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}
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t.Run("ML-KEM CGO Speedup", func(t *testing.T) {
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message := make([]byte, 32)
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rand.Read(message)
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// Benchmark Go implementation
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privGo, _ := mlkem.GenerateKeyPair(rand.Reader, mlkem.MLKEM768)
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start := time.Now()
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for i := 0; i < 100; i++ {
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privGo.PublicKey.Encapsulate(rand.Reader)
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}
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goDuration := time.Since(start)
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// CGO benchmarks would go here once implemented
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_ = goDuration // Placeholder for future CGO comparison
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})
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t.Run("ML-DSA CGO Speedup", func(t *testing.T) {
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message := make([]byte, 32)
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rand.Read(message)
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// Benchmark Go implementation
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privGo, _ := mldsa.GenerateKey(rand.Reader, mldsa.MLDSA65)
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start := time.Now()
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for i := 0; i < 100; i++ {
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privGo.Sign(rand.Reader, message, nil)
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}
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goDuration := time.Since(start)
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// Benchmark CGO implementation (if available)
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if mldsa.UseCGO() {
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privCGO, _ := mldsa.GenerateKeyCGO(rand.Reader, mldsa.MLDSA65)
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start = time.Now()
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for i := 0; i < 100; i++ {
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mldsa.SignCGO(privCGO, rand.Reader, message, nil)
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}
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cgoDuration := time.Since(start)
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speedup := float64(goDuration) / float64(cgoDuration)
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t.Logf("ML-DSA CGO speedup: %.2fx", speedup)
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assert.Greater(t, speedup, 1.0, "CGO should be faster")
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}
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})
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}
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// hasCGO checks if CGO is available
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func hasCGO() bool {
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// Check if any implementation reports CGO availability
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return mlkem.UseCGO() || mldsa.UseCGO() || slhdsa.UseCGO()
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}
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// BenchmarkCrypto benchmarks all crypto implementations
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func BenchmarkCrypto(b *testing.B) {
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b.Run("ML-KEM-768", func(b *testing.B) {
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priv, _ := mlkem.GenerateKeyPair(rand.Reader, mlkem.MLKEM768)
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b.Run("Encapsulate", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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priv.PublicKey.Encapsulate(rand.Reader)
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}
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})
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result, _ := priv.PublicKey.Encapsulate(rand.Reader)
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b.Run("Decapsulate", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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priv.Decapsulate(result.Ciphertext)
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}
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})
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})
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b.Run("ML-DSA-65", func(b *testing.B) {
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priv, _ := mldsa.GenerateKey(rand.Reader, mldsa.MLDSA65)
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message := make([]byte, 32)
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b.Run("Sign", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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priv.Sign(rand.Reader, message, nil)
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}
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})
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sig, _ := priv.Sign(rand.Reader, message, nil)
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b.Run("Verify", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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priv.PublicKey.Verify(message, sig)
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}
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})
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})
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b.Run("Lamport-SHA256", func(b *testing.B) {
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message := make([]byte, 32)
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b.Run("Generate", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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lamport.GenerateKey(rand.Reader, lamport.SHA256)
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}
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})
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priv, _ := lamport.GenerateKey(rand.Reader, lamport.SHA256)
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pub := priv.Public()
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sig, _ := priv.Sign(message)
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b.Run("Verify", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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pub.Verify(message, sig)
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}
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})
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})
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}
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