22174537417

Committed 19 Feb 2026 08:40AM UTC coverage: 90.338% (+0.003%) from 90.335%

Build # 22174537417

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Pull #5317

github

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web-flow

Commit Message

Merge e3285b7a8 into 59d4d64fb

Pull Request Pull Request #5317: add ML-DSA certificate tests with certificates from RFC 9881

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/src/tests/test_dilithium.cpp

/*
 * Tests for Crystals Dilithium
 * - KAT tests using the KAT vectors from
 *   https://csrc.nist.gov/CSRC/media/Projects/post-quantum-cryptography/documents/round-3/submissions/Dilithium-Round3.zip
 *
 * (C) 2022,2023 Jack Lloyd
 * (C) 2022 Manuel Glaser, Michael Boric, René Meusel - Rohde & Schwarz Cybersecurity
 *
 * Botan is released under the Simplified BSD License (see license.txt)
 */

#include "botan/pkix_enums.h"
#include "test_rng.h"
#include "tests.h"

#if defined(BOTAN_HAS_DILITHIUM_COMMON)
   #include <botan/dilithium.h>
   #include <botan/hash.h>
   #include <botan/pk_algs.h>
   #include <botan/pubkey.h>
   #include <botan/x509cert.h>

   #include "test_pubkey.h"
#endif

namespace Botan_Tests {

#if defined(BOTAN_HAS_DILITHIUM_COMMON) && defined(BOTAN_HAS_AES) && defined(BOTAN_HAS_SHA3)

template <typename DerivedT>
class Dilithium_KAT_Tests : public Text_Based_Test {
   public:
      // NOLINTNEXTLINE(*crtp-constructor-accessibility)
      Dilithium_KAT_Tests() : Text_Based_Test(DerivedT::test_vector, "Seed,Msg,HashPk,HashSk,HashSig", "Sig") {}

      Test::Result run_one_test(const std::string& name, const VarMap& vars) override {
         Test::Result result(name);

         // read input from test file
         const auto ref_seed = vars.get_req_bin("Seed");
         const auto ref_msg = vars.get_req_bin("Msg");
         const auto ref_pk_hash = vars.get_req_bin("HashPk");
         const auto ref_sk_hash = vars.get_req_bin("HashSk");
         const auto ref_sig_hash = vars.get_req_bin("HashSig");
         const auto ref_sig = vars.get_opt_bin("Sig");

         auto sha3_256 = Botan::HashFunction::create_or_throw("SHA-3(256)");

         auto dilithium_test_rng = std::make_unique<CTR_DRBG_AES256>(ref_seed);

         const Botan::Dilithium_PrivateKey priv_key(*dilithium_test_rng, DerivedT::mode);

         result.test_bin_eq(
            "generated expected private key hash", sha3_256->process(priv_key.private_key_bits()), ref_sk_hash);

         result.test_bin_eq(
            "generated expected public key hash", sha3_256->process(priv_key.public_key_bits()), ref_pk_hash);

         auto signer = Botan::PK_Signer(priv_key, *dilithium_test_rng, DerivedT::sign_param);
         auto signature = signer.sign_message(ref_msg.data(), ref_msg.size(), *dilithium_test_rng);

         result.test_bin_eq("generated expected signature hash", sha3_256->process(signature), ref_sig_hash);
         if(!ref_sig.empty()) {
            result.test_bin_eq("generated expected signature", signature, ref_sig);
         }

         const Botan::Dilithium_PublicKey pub_key(priv_key.public_key_bits(), DerivedT::mode);
         auto verifier = Botan::PK_Verifier(pub_key, "");
         verifier.update(ref_msg.data(), ref_msg.size());
         result.test_is_true("signature verifies", verifier.check_signature(signature.data(), signature.size()));

         // test validating incorrect wrong signature
         auto mutated_signature = Test::mutate_vec(signature, this->rng());
         result.test_is_true("invalid signature rejected",
                             !verifier.check_signature(mutated_signature.data(), mutated_signature.size()));

         verifier.update(ref_msg.data(), ref_msg.size());
         result.test_is_true("signature verifies", verifier.check_signature(signature.data(), signature.size()));

         return result;
      }
};

   // NOLINTNEXTLINE(*-macro-usage)
   #define REGISTER_DILITHIUM_KAT_TEST(m, rand)                                          \
      class DILITHIUM##m##rand final : public Dilithium_KAT_Tests<DILITHIUM##m##rand> {  \
         public:                                                                         \
            constexpr static auto test_vector = "pubkey/dilithium_" #m "_" #rand ".vec"; \
            constexpr static auto mode = Botan::DilithiumMode::Dilithium##m;             \
            constexpr static auto sign_param = #rand;                                    \
      };                                                                                 \
      BOTAN_REGISTER_TEST("pubkey", "dilithium_kat_" #m "_" #rand, DILITHIUM##m##rand)

   // NOLINTNEXTLINE(*-macro-usage)
   #define REGISTER_ML_DSA_KAT_TEST(m, rand)                                          \
      class ML_DSA##m##rand final : public Dilithium_KAT_Tests<ML_DSA##m##rand> {     \
         public:                                                                      \
            constexpr static auto test_vector = "pubkey/ml-dsa-" #m "_" #rand ".vec"; \
            constexpr static auto mode = Botan::DilithiumMode::ML_DSA_##m;            \
            constexpr static auto sign_param = #rand;                                 \
      };                                                                              \
      BOTAN_REGISTER_TEST("pubkey", "ml-dsa_kat_" #m "_" #rand, ML_DSA##m##rand)

   #if defined(BOTAN_HAS_DILITHIUM)
REGISTER_DILITHIUM_KAT_TEST(4x4, Deterministic);
REGISTER_DILITHIUM_KAT_TEST(6x5, Deterministic);
REGISTER_DILITHIUM_KAT_TEST(8x7, Deterministic);
REGISTER_DILITHIUM_KAT_TEST(4x4, Randomized);
REGISTER_DILITHIUM_KAT_TEST(6x5, Randomized);
REGISTER_DILITHIUM_KAT_TEST(8x7, Randomized);
   #endif

   #if defined(BOTAN_HAS_DILITHIUM_AES)
REGISTER_DILITHIUM_KAT_TEST(4x4_AES, Deterministic);
REGISTER_DILITHIUM_KAT_TEST(6x5_AES, Deterministic);
REGISTER_DILITHIUM_KAT_TEST(8x7_AES, Deterministic);
REGISTER_DILITHIUM_KAT_TEST(4x4_AES, Randomized);
REGISTER_DILITHIUM_KAT_TEST(6x5_AES, Randomized);
REGISTER_DILITHIUM_KAT_TEST(8x7_AES, Randomized);
   #endif

   #if defined(BOTAN_HAS_ML_DSA)
REGISTER_ML_DSA_KAT_TEST(4x4, Deterministic);
REGISTER_ML_DSA_KAT_TEST(6x5, Deterministic);
REGISTER_ML_DSA_KAT_TEST(8x7, Deterministic);
REGISTER_ML_DSA_KAT_TEST(4x4, Randomized);
REGISTER_ML_DSA_KAT_TEST(6x5, Randomized);
REGISTER_ML_DSA_KAT_TEST(8x7, Randomized);
   #endif

class DilithiumRoundtripTests final : public Test {
   public:
      static Test::Result run_roundtrip(
         const char* test_name, Botan::DilithiumMode mode, bool randomized, size_t strength, size_t psid) {
         Test::Result result(test_name);
         if(!mode.is_available()) {
            result.note_missing(mode.to_string());
            return result;
         }

         auto rng = Test::new_rng(test_name);

         auto sign = [randomized, &rng](const auto& private_key, const auto& msg) {
            const std::string param = (randomized) ? "Randomized" : "Deterministic";
            auto signer = Botan::PK_Signer(private_key, *rng, param);
            return signer.sign_message(msg, *rng);
         };

         auto verify = [](const auto& public_key, const auto& msg, const auto& signature) {
            auto verifier = Botan::PK_Verifier(public_key, "");
            verifier.update(msg);
            return verifier.check_signature(signature);
         };

         const std::string msg = "The quick brown fox jumps over the lazy dog.";
         const std::vector<uint8_t> msgvec(msg.data(), msg.data() + msg.size());

         const Botan::Dilithium_PrivateKey priv_key(*rng, mode);
         const Botan::Dilithium_PublicKey& pub_key = priv_key;

         result.test_sz_eq("key strength", priv_key.estimated_strength(), strength);
         result.test_sz_eq("key length", priv_key.key_length(), psid);
         result.test_sz_eq("key strength", pub_key.estimated_strength(), strength);
         result.test_sz_eq("key length", pub_key.key_length(), psid);

         const auto sig_before_codec = sign(priv_key, msgvec);

         const auto priv_key_encoded = priv_key.private_key_bits();
         const auto pub_key_encoded = priv_key.public_key_bits();

         const Botan::Dilithium_PrivateKey priv_key_decoded(priv_key_encoded, mode);
         const Botan::Dilithium_PublicKey pub_key_decoded(pub_key_encoded, mode);

         const auto sig_after_codec = sign(priv_key_decoded, msgvec);

         result.test_is_true("Pubkey: before,   Sig: before", verify(pub_key, msgvec, sig_before_codec));
         result.test_is_true("Pubkey: before,   Sig: after", verify(pub_key, msgvec, sig_after_codec));
         result.test_is_true("Pubkey: after,    Sig: after", verify(pub_key_decoded, msgvec, sig_after_codec));
         result.test_is_true("Pubkey: after,    Sig: before", verify(pub_key_decoded, msgvec, sig_before_codec));
         result.test_is_true("Pubkey: recalc'ed Sig: before", verify(priv_key_decoded, msgvec, sig_before_codec));
         result.test_is_true("Pubkey: recalc'ed Sig: after", verify(priv_key_decoded, msgvec, sig_after_codec));

         auto tampered_msgvec = msgvec;
         tampered_msgvec.front() = 'X';
         result.test_is_true("Pubkey: before,   Broken Sig: before",
                             !verify(pub_key, tampered_msgvec, sig_before_codec));
         result.test_is_true("Pubkey: before,   Broken Sig: after", !verify(pub_key, tampered_msgvec, sig_after_codec));
         result.test_is_true("Pubkey: after,    Broken Sig: after",
                             !verify(pub_key_decoded, tampered_msgvec, sig_after_codec));
         result.test_is_true("Pubkey: after,    Broken Sig: before",
                             !verify(pub_key_decoded, tampered_msgvec, sig_before_codec));
         result.test_is_true("Pubkey: recalc'ed Sig: before",
                             !verify(priv_key_decoded, tampered_msgvec, sig_before_codec));
         result.test_is_true("Pubkey: recalc'ed Sig: after",
                             !verify(priv_key_decoded, tampered_msgvec, sig_after_codec));

         // decoding via generic pk_algs.h
         const auto generic_pubkey_decoded = Botan::load_public_key(pub_key.algorithm_identifier(), pub_key_encoded);
         const auto generic_privkey_decoded =
            Botan::load_private_key(priv_key.algorithm_identifier(), priv_key_encoded);

         result.test_not_null("generic pubkey", generic_pubkey_decoded);
         result.test_not_null("generic privkey", generic_privkey_decoded);

         const auto sig_after_generic_codec = sign(*generic_privkey_decoded, msgvec);

         result.test_is_true("verification with generic public key",
                             verify(*generic_pubkey_decoded, msgvec, sig_before_codec));
         result.test_is_true("verification of signature with generic private key",
                             verify(*generic_pubkey_decoded, msgvec, sig_after_generic_codec));
         result.test_is_true("verification with generic private key",
                             verify(*generic_privkey_decoded, msgvec, sig_before_codec));

         return result;
      }

      std::vector<Test::Result> run() override {
         return {
            run_roundtrip("Dilithium_4x4_Common", Botan::DilithiumMode::Dilithium4x4, false, 128, 44),
            run_roundtrip("Dilithium_6x5_Common", Botan::DilithiumMode::Dilithium6x5, false, 192, 65),
            run_roundtrip("Dilithium_8x7_Common", Botan::DilithiumMode::Dilithium8x7, false, 256, 87),
            run_roundtrip("Dilithium_4x4_Common_Randomized", Botan::DilithiumMode::Dilithium4x4, true, 128, 44),
            run_roundtrip("Dilithium_6x5_Common_Randomized", Botan::DilithiumMode::Dilithium6x5, true, 192, 65),
            run_roundtrip("Dilithium_8x7_Common_Randomized", Botan::DilithiumMode::Dilithium8x7, true, 256, 87),
            run_roundtrip("Dilithium_4x4_AES", Botan::DilithiumMode::Dilithium4x4_AES, false, 128, 44),
            run_roundtrip("Dilithium_6x5_AES", Botan::DilithiumMode::Dilithium6x5_AES, false, 192, 65),
            run_roundtrip("Dilithium_8x7_AES", Botan::DilithiumMode::Dilithium8x7_AES, false, 256, 87),
            run_roundtrip("Dilithium_4x4_AES_Randomized", Botan::DilithiumMode::Dilithium4x4_AES, true, 128, 44),
            run_roundtrip("Dilithium_6x5_AES_Randomized", Botan::DilithiumMode::Dilithium6x5_AES, true, 192, 65),
            run_roundtrip("Dilithium_8x7_AES_Randomized", Botan::DilithiumMode::Dilithium8x7_AES, true, 256, 87),
            run_roundtrip("ML-DSA_4x4", Botan::DilithiumMode::ML_DSA_4x4, false, 128, 44),
            run_roundtrip("ML-DSA_6x5", Botan::DilithiumMode::ML_DSA_6x5, false, 192, 65),
            run_roundtrip("ML-DSA_8x7", Botan::DilithiumMode::ML_DSA_8x7, false, 256, 87),
            run_roundtrip("ML-DSA_4x4_Randomized", Botan::DilithiumMode::ML_DSA_4x4, true, 128, 44),
            run_roundtrip("ML-DSA_6x5_Randomized", Botan::DilithiumMode::ML_DSA_6x5, true, 192, 65),
            run_roundtrip("ML-DSA_8x7_Randomized", Botan::DilithiumMode::ML_DSA_8x7, true, 256, 87),
         };
      }
};

BOTAN_REGISTER_TEST("pubkey", "dilithium_roundtrips", DilithiumRoundtripTests);

class Dilithium_Keygen_Tests final : public PK_Key_Generation_Test {
   public:
      std::vector<std::string> keygen_params() const override {
         const std::vector<std::string> all_instances = {
            "Dilithium-4x4-AES-r3",
            "Dilithium-6x5-AES-r3",
            "Dilithium-8x7-AES-r3",
            "Dilithium-4x4-r3",
            "Dilithium-6x5-r3",
            "Dilithium-8x7-r3",
            "ML-DSA-4x4",
            "ML-DSA-6x5",
            "ML-DSA-8x7",
         };

         std::vector<std::string> available_instances;

         for(const auto& mode : all_instances) {
            if(Botan::DilithiumMode(mode).is_available()) {
               available_instances.push_back(mode);
            }
         }
         return available_instances;
      }

      std::string algo_name(std::string_view param) const override {
         if(param.starts_with("Dilithium-")) {
            return "Dilithium";
         } else {
            return "ML-DSA";
         }
      }

      std::string algo_name() const override { throw Test_Error("No default algo name set for Dilithium"); }

      std::unique_ptr<Botan::Public_Key> public_key_from_raw(std::string_view keygen_params,
                                                             std::string_view /* provider */,
                                                             std::span<const uint8_t> raw_pk) const override {
         return std::make_unique<Botan::Dilithium_PublicKey>(raw_pk, Botan::DilithiumMode(keygen_params));
      }
};

BOTAN_REGISTER_TEST("pubkey", "dilithium_keygen", Dilithium_Keygen_Tests);

class MldsaCertificateTests final : public Test {
   public:
      std::vector<Test::Result> run() override {
         std::vector<Test::Result> result_vec;

         std::vector<std::string> const cert_file_names = {
            "mldsa44_rfc9881.pem.crt", "mldsa65_rfc9881.pem.crt", "mldsa87_rfc9881.pem.crt"};

         for(auto const& cert_file : cert_file_names) {
            Botan::X509_Certificate const cert(Test::data_file("x509/mldsa/" + cert_file));
            Test::Result this_result(cert_file);
            auto ver_res = cert.verify_signature(*cert.subject_public_key());

            this_result.test_is_true("signature of certificate verifies",
                                ver_res.first == Botan::Certificate_Status_Code::OK);
            result_vec.push_back(this_result);
         }
         return result_vec;
      }
};

BOTAN_REGISTER_TEST("pubkey", "mldsa_certificate", MldsaCertificateTests);

#endif

}  // namespace Botan_Tests

1	/*
2	* Tests for Crystals Dilithium
3	* - KAT tests using the KAT vectors from
4	* https://csrc.nist.gov/CSRC/media/Projects/post-quantum-cryptography/documents/round-3/submissions/Dilithium-Round3.zip
5	*
6	* (C) 2022,2023 Jack Lloyd
7	* (C) 2022 Manuel Glaser, Michael Boric, René Meusel - Rohde & Schwarz Cybersecurity
8	*
9	* Botan is released under the Simplified BSD License (see license.txt)
10	*/
11
12	#include "botan/pkix_enums.h"
13	#include "test_rng.h"
14	#include "tests.h"
15
16	#if defined(BOTAN_HAS_DILITHIUM_COMMON)
17	#include <botan/dilithium.h>
18	#include <botan/hash.h>
19	#include <botan/pk_algs.h>
20	#include <botan/pubkey.h>
21	#include <botan/x509cert.h>
22
23	#include "test_pubkey.h"
24	#endif
25
26	namespace Botan_Tests {
27
28	#if defined(BOTAN_HAS_DILITHIUM_COMMON) && defined(BOTAN_HAS_AES) && defined(BOTAN_HAS_SHA3)
29
30	template <typename DerivedT>
31	class Dilithium_KAT_Tests : public Text_Based_Test {	×
32	public:
33	// NOLINTNEXTLINE(*crtp-constructor-accessibility)
34	Dilithium_KAT_Tests() : Text_Based_Test(DerivedT::test_vector, "Seed,Msg,HashPk,HashSk,HashSig", "Sig") {}	36✔
35
36	Test::Result run_one_test(const std::string& name, const VarMap& vars) override {	1,350✔
37	Test::Result result(name);	1,350✔
38
39	// read input from test file
40	const auto ref_seed = vars.get_req_bin("Seed");	1,350✔
41	const auto ref_msg = vars.get_req_bin("Msg");	1,350✔
42	const auto ref_pk_hash = vars.get_req_bin("HashPk");	1,350✔
43	const auto ref_sk_hash = vars.get_req_bin("HashSk");	1,350✔
44	const auto ref_sig_hash = vars.get_req_bin("HashSig");	1,350✔
45	const auto ref_sig = vars.get_opt_bin("Sig");	1,350✔
46
47	auto sha3_256 = Botan::HashFunction::create_or_throw("SHA-3(256)");	1,350✔
48
49	auto dilithium_test_rng = std::make_unique<CTR_DRBG_AES256>(ref_seed);	1,350✔
50
51	const Botan::Dilithium_PrivateKey priv_key(*dilithium_test_rng, DerivedT::mode);	1,350✔
52
53	result.test_bin_eq(	4,050✔
54	"generated expected private key hash", sha3_256->process(priv_key.private_key_bits()), ref_sk_hash);	1,350✔
55
56	result.test_bin_eq(	2,700✔
57	"generated expected public key hash", sha3_256->process(priv_key.public_key_bits()), ref_pk_hash);	1,350✔
58
59	auto signer = Botan::PK_Signer(priv_key, *dilithium_test_rng, DerivedT::sign_param);	1,350✔
60	auto signature = signer.sign_message(ref_msg.data(), ref_msg.size(), *dilithium_test_rng);	2,700✔
61
62	result.test_bin_eq("generated expected signature hash", sha3_256->process(signature), ref_sig_hash);	2,700✔
63	if(!ref_sig.empty()) {	1,350✔
64	result.test_bin_eq("generated expected signature", signature, ref_sig);	12✔
65	}
66
67	const Botan::Dilithium_PublicKey pub_key(priv_key.public_key_bits(), DerivedT::mode);	1,350✔
68	auto verifier = Botan::PK_Verifier(pub_key, "");	1,350✔
69	verifier.update(ref_msg.data(), ref_msg.size());	1,350✔
70	result.test_is_true("signature verifies", verifier.check_signature(signature.data(), signature.size()));	1,350✔
71
72	// test validating incorrect wrong signature
73	auto mutated_signature = Test::mutate_vec(signature, this->rng());	1,350✔
74	result.test_is_true("invalid signature rejected",	1,350✔
75	!verifier.check_signature(mutated_signature.data(), mutated_signature.size()));	1,350✔
76
77	verifier.update(ref_msg.data(), ref_msg.size());	1,350✔
78	result.test_is_true("signature verifies", verifier.check_signature(signature.data(), signature.size()));	1,350✔
79
80	return result;	1,350✔
81	}	4,050✔
82	};
83
84	// NOLINTNEXTLINE(*-macro-usage)
85	#define REGISTER_DILITHIUM_KAT_TEST(m, rand) \
86	class DILITHIUM##m##rand final : public Dilithium_KAT_Tests<DILITHIUM##m##rand> { \
87	public: \
88	constexpr static auto test_vector = "pubkey/dilithium_" #m "_" #rand ".vec"; \
89	constexpr static auto mode = Botan::DilithiumMode::Dilithium##m; \
90	constexpr static auto sign_param = #rand; \
91	}; \
92	BOTAN_REGISTER_TEST("pubkey", "dilithium_kat_" #m "_" #rand, DILITHIUM##m##rand)
93
94	// NOLINTNEXTLINE(*-macro-usage)
95	#define REGISTER_ML_DSA_KAT_TEST(m, rand) \
96	class ML_DSA##m##rand final : public Dilithium_KAT_Tests<ML_DSA##m##rand> { \
97	public: \
98	constexpr static auto test_vector = "pubkey/ml-dsa-" #m "_" #rand ".vec"; \
99	constexpr static auto mode = Botan::DilithiumMode::ML_DSA_##m; \
100	constexpr static auto sign_param = #rand; \
101	}; \
102	BOTAN_REGISTER_TEST("pubkey", "ml-dsa_kat_" #m "_" #rand, ML_DSA##m##rand)
103
104	#if defined(BOTAN_HAS_DILITHIUM)
105	REGISTER_DILITHIUM_KAT_TEST(4x4, Deterministic);	1✔
106	REGISTER_DILITHIUM_KAT_TEST(6x5, Deterministic);	1✔
107	REGISTER_DILITHIUM_KAT_TEST(8x7, Deterministic);	1✔
108	REGISTER_DILITHIUM_KAT_TEST(4x4, Randomized);	1✔
109	REGISTER_DILITHIUM_KAT_TEST(6x5, Randomized);	1✔
110	REGISTER_DILITHIUM_KAT_TEST(8x7, Randomized);	1✔
111	#endif
112
113	#if defined(BOTAN_HAS_DILITHIUM_AES)
114	REGISTER_DILITHIUM_KAT_TEST(4x4_AES, Deterministic);	1✔
115	REGISTER_DILITHIUM_KAT_TEST(6x5_AES, Deterministic);	1✔
116	REGISTER_DILITHIUM_KAT_TEST(8x7_AES, Deterministic);	1✔
117	REGISTER_DILITHIUM_KAT_TEST(4x4_AES, Randomized);	1✔
118	REGISTER_DILITHIUM_KAT_TEST(6x5_AES, Randomized);	1✔
119	REGISTER_DILITHIUM_KAT_TEST(8x7_AES, Randomized);	1✔
120	#endif
121
122	#if defined(BOTAN_HAS_ML_DSA)
123	REGISTER_ML_DSA_KAT_TEST(4x4, Deterministic);	1✔
124	REGISTER_ML_DSA_KAT_TEST(6x5, Deterministic);	1✔
125	REGISTER_ML_DSA_KAT_TEST(8x7, Deterministic);	1✔
126	REGISTER_ML_DSA_KAT_TEST(4x4, Randomized);	1✔
127	REGISTER_ML_DSA_KAT_TEST(6x5, Randomized);	1✔
128	REGISTER_ML_DSA_KAT_TEST(8x7, Randomized);	1✔
129	#endif
130
131	class DilithiumRoundtripTests final : public Test {	1✔
132	public:
133	static Test::Result run_roundtrip(	18✔
134	const char* test_name, Botan::DilithiumMode mode, bool randomized, size_t strength, size_t psid) {
135	Test::Result result(test_name);	18✔
136	if(!mode.is_available()) {	18✔
137	result.note_missing(mode.to_string());	×
138	return result;	×
139	}
140
141	auto rng = Test::new_rng(test_name);	18✔
142
143	auto sign = [randomized, &rng](const auto& private_key, const auto& msg) {	72✔
144	const std::string param = (randomized) ? "Randomized" : "Deterministic";	81✔
145	auto signer = Botan::PK_Signer(private_key, *rng, param);	54✔
146	return signer.sign_message(msg, *rng);	54✔
147	};	72✔
148
149	auto verify = [](const auto& public_key, const auto& msg, const auto& signature) {	288✔
150	auto verifier = Botan::PK_Verifier(public_key, "");	270✔
151	verifier.update(msg);	270✔
152	return verifier.check_signature(signature);	540✔
153	};	270✔
154
155	const std::string msg = "The quick brown fox jumps over the lazy dog.";	18✔
156	const std::vector<uint8_t> msgvec(msg.data(), msg.data() + msg.size());	18✔
157
158	const Botan::Dilithium_PrivateKey priv_key(*rng, mode);	18✔
159	const Botan::Dilithium_PublicKey& pub_key = priv_key;	18✔
160
161	result.test_sz_eq("key strength", priv_key.estimated_strength(), strength);	18✔
162	result.test_sz_eq("key length", priv_key.key_length(), psid);	18✔
163	result.test_sz_eq("key strength", pub_key.estimated_strength(), strength);	18✔
164	result.test_sz_eq("key length", pub_key.key_length(), psid);	18✔
165
166	const auto sig_before_codec = sign(priv_key, msgvec);	18✔
167
168	const auto priv_key_encoded = priv_key.private_key_bits();	18✔
169	const auto pub_key_encoded = priv_key.public_key_bits();	18✔
170
171	const Botan::Dilithium_PrivateKey priv_key_decoded(priv_key_encoded, mode);	18✔
172	const Botan::Dilithium_PublicKey pub_key_decoded(pub_key_encoded, mode);	18✔
173
174	const auto sig_after_codec = sign(priv_key_decoded, msgvec);	18✔
175
176	result.test_is_true("Pubkey: before, Sig: before", verify(pub_key, msgvec, sig_before_codec));	18✔
177	result.test_is_true("Pubkey: before, Sig: after", verify(pub_key, msgvec, sig_after_codec));	18✔
178	result.test_is_true("Pubkey: after, Sig: after", verify(pub_key_decoded, msgvec, sig_after_codec));	18✔
179	result.test_is_true("Pubkey: after, Sig: before", verify(pub_key_decoded, msgvec, sig_before_codec));	18✔
180	result.test_is_true("Pubkey: recalc'ed Sig: before", verify(priv_key_decoded, msgvec, sig_before_codec));	18✔
181	result.test_is_true("Pubkey: recalc'ed Sig: after", verify(priv_key_decoded, msgvec, sig_after_codec));	18✔
182
183	auto tampered_msgvec = msgvec;	18✔
184	tampered_msgvec.front() = 'X';	18✔
185	result.test_is_true("Pubkey: before, Broken Sig: before",	54✔
186	!verify(pub_key, tampered_msgvec, sig_before_codec));	18✔
187	result.test_is_true("Pubkey: before, Broken Sig: after", !verify(pub_key, tampered_msgvec, sig_after_codec));	18✔
188	result.test_is_true("Pubkey: after, Broken Sig: after",	54✔
189	!verify(pub_key_decoded, tampered_msgvec, sig_after_codec));	18✔
190	result.test_is_true("Pubkey: after, Broken Sig: before",	54✔
191	!verify(pub_key_decoded, tampered_msgvec, sig_before_codec));	18✔
192	result.test_is_true("Pubkey: recalc'ed Sig: before",	54✔
193	!verify(priv_key_decoded, tampered_msgvec, sig_before_codec));	18✔
194	result.test_is_true("Pubkey: recalc'ed Sig: after",	54✔
195	!verify(priv_key_decoded, tampered_msgvec, sig_after_codec));	18✔
196
197	// decoding via generic pk_algs.h
198	const auto generic_pubkey_decoded = Botan::load_public_key(pub_key.algorithm_identifier(), pub_key_encoded);	18✔
199	const auto generic_privkey_decoded =	18✔
200	Botan::load_private_key(priv_key.algorithm_identifier(), priv_key_encoded);	18✔
201
202	result.test_not_null("generic pubkey", generic_pubkey_decoded);	18✔
203	result.test_not_null("generic privkey", generic_privkey_decoded);	18✔
204
205	const auto sig_after_generic_codec = sign(*generic_privkey_decoded, msgvec);	18✔
206
207	result.test_is_true("verification with generic public key",	18✔
208	verify(*generic_pubkey_decoded, msgvec, sig_before_codec));	18✔
209	result.test_is_true("verification of signature with generic private key",	18✔
210	verify(*generic_pubkey_decoded, msgvec, sig_after_generic_codec));	18✔
211	result.test_is_true("verification with generic private key",	18✔
212	verify(*generic_privkey_decoded, msgvec, sig_before_codec));	18✔
213
214	return result;	18✔
215	}	90✔
216
217	std::vector<Test::Result> run() override {	1✔
218	return {	1✔
219	run_roundtrip("Dilithium_4x4_Common", Botan::DilithiumMode::Dilithium4x4, false, 128, 44),
220	run_roundtrip("Dilithium_6x5_Common", Botan::DilithiumMode::Dilithium6x5, false, 192, 65),
221	run_roundtrip("Dilithium_8x7_Common", Botan::DilithiumMode::Dilithium8x7, false, 256, 87),
222	run_roundtrip("Dilithium_4x4_Common_Randomized", Botan::DilithiumMode::Dilithium4x4, true, 128, 44),
223	run_roundtrip("Dilithium_6x5_Common_Randomized", Botan::DilithiumMode::Dilithium6x5, true, 192, 65),
224	run_roundtrip("Dilithium_8x7_Common_Randomized", Botan::DilithiumMode::Dilithium8x7, true, 256, 87),
225	run_roundtrip("Dilithium_4x4_AES", Botan::DilithiumMode::Dilithium4x4_AES, false, 128, 44),
226	run_roundtrip("Dilithium_6x5_AES", Botan::DilithiumMode::Dilithium6x5_AES, false, 192, 65),
227	run_roundtrip("Dilithium_8x7_AES", Botan::DilithiumMode::Dilithium8x7_AES, false, 256, 87),
228	run_roundtrip("Dilithium_4x4_AES_Randomized", Botan::DilithiumMode::Dilithium4x4_AES, true, 128, 44),
229	run_roundtrip("Dilithium_6x5_AES_Randomized", Botan::DilithiumMode::Dilithium6x5_AES, true, 192, 65),
230	run_roundtrip("Dilithium_8x7_AES_Randomized", Botan::DilithiumMode::Dilithium8x7_AES, true, 256, 87),
231	run_roundtrip("ML-DSA_4x4", Botan::DilithiumMode::ML_DSA_4x4, false, 128, 44),
232	run_roundtrip("ML-DSA_6x5", Botan::DilithiumMode::ML_DSA_6x5, false, 192, 65),
233	run_roundtrip("ML-DSA_8x7", Botan::DilithiumMode::ML_DSA_8x7, false, 256, 87),
234	run_roundtrip("ML-DSA_4x4_Randomized", Botan::DilithiumMode::ML_DSA_4x4, true, 128, 44),
235	run_roundtrip("ML-DSA_6x5_Randomized", Botan::DilithiumMode::ML_DSA_6x5, true, 192, 65),
236	run_roundtrip("ML-DSA_8x7_Randomized", Botan::DilithiumMode::ML_DSA_8x7, true, 256, 87),
237	};	19✔
238	}	2✔
239	};
240
241	BOTAN_REGISTER_TEST("pubkey", "dilithium_roundtrips", DilithiumRoundtripTests);
242
243	class Dilithium_Keygen_Tests final : public PK_Key_Generation_Test {	1✔
244	public:
245	std::vector<std::string> keygen_params() const override {	1✔
246	const std::vector<std::string> all_instances = {	1✔
247	"Dilithium-4x4-AES-r3",
248	"Dilithium-6x5-AES-r3",
249	"Dilithium-8x7-AES-r3",
250	"Dilithium-4x4-r3",
251	"Dilithium-6x5-r3",
252	"Dilithium-8x7-r3",
253	"ML-DSA-4x4",
254	"ML-DSA-6x5",
255	"ML-DSA-8x7",
256	};	1✔
257
258	std::vector<std::string> available_instances;	1✔
259
260	for(const auto& mode : all_instances) {	10✔
261	if(Botan::DilithiumMode(mode).is_available()) {	9✔
262	available_instances.push_back(mode);	9✔
263	}
264	}
265	return available_instances;	1✔
266	}	1✔
267
268	std::string algo_name(std::string_view param) const override {	9✔
269	if(param.starts_with("Dilithium-")) {	9✔
270	return "Dilithium";	6✔
271	} else {
272	return "ML-DSA";	3✔
273	}
274	}
275
276	std::string algo_name() const override { throw Test_Error("No default algo name set for Dilithium"); }	×
277
278	std::unique_ptr<Botan::Public_Key> public_key_from_raw(std::string_view keygen_params,	9✔
279	std::string_view /* provider */,
280	std::span<const uint8_t> raw_pk) const override {
281	return std::make_unique<Botan::Dilithium_PublicKey>(raw_pk, Botan::DilithiumMode(keygen_params));	9✔
282	}
283	};
284
285	BOTAN_REGISTER_TEST("pubkey", "dilithium_keygen", Dilithium_Keygen_Tests);
286
287	class MldsaCertificateTests final : public Test {	1✔
288	public:
289	std::vector<Test::Result> run() override {	1✔
290	std::vector<Test::Result> result_vec;	1✔
291
292	std::vector<std::string> const cert_file_names = {	1✔
293	"mldsa44_rfc9881.pem.crt", "mldsa65_rfc9881.pem.crt", "mldsa87_rfc9881.pem.crt"};	1✔
294
295	for(auto const& cert_file : cert_file_names) {	4✔
296	Botan::X509_Certificate const cert(Test::data_file("x509/mldsa/" + cert_file));	6✔
297	Test::Result this_result(cert_file);	3✔
298	auto ver_res = cert.verify_signature(*cert.subject_public_key());	3✔
299
300	this_result.test_is_true("signature of certificate verifies",	×
301	ver_res.first == Botan::Certificate_Status_Code::OK);	3✔
302	result_vec.push_back(this_result);	3✔
303	}	3✔
304	return result_vec;	1✔
305	}	1✔
306	};
307
308	BOTAN_REGISTER_TEST("pubkey", "mldsa_certificate", MldsaCertificateTests);
309
310	#endif
311
312	} // namespace Botan_Tests

randombit / botan / 22174537417

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