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test_mldsa.py
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# test_mldsa.pyq
# 2024-07-02 Markku-Juhani O. Saarinen <[email protected]>
# === ML-DSA / Dilithium KAT test with json files
import json
# === read json prompts and responses ===
# Load key generation KATs
def mldsa_load_keygen(req_fn, res_fn):
with open(req_fn) as f:
keygen_req = json.load(f)
with open(res_fn) as f:
keygen_res = json.load(f)
keygen_kat = []
for qtg in keygen_req['testGroups']:
alg = qtg['parameterSet']
tgid = qtg['tgId']
rtg = None
for tg in keygen_res['testGroups']:
if tg['tgId'] == tgid:
rtg = tg['tests']
break
for qt in qtg['tests']:
tcid = qt['tcId']
for t in rtg:
if t['tcId'] == tcid:
qt.update(t)
qt['parameterSet'] = alg
keygen_kat += [qt]
return keygen_kat
# Perform key generation tests on keygen_func
def mldsa_test_keygen(keygen_kat, ml_dsa, iut=''):
keygen_pass = 0
keygen_fail = 0
for x in keygen_kat:
# run keygen
(pk, sk) = ml_dsa.keygen_internal(bytes.fromhex(x['seed']),
x['parameterSet'])
# compare
tc = x['parameterSet'] + ' KeyGen/' + str(x['tcId'])
if pk == bytes.fromhex(x['pk']) and sk == bytes.fromhex(x['sk']):
keygen_pass += 1
else:
keygen_fail += 1
print(tc, 'pk ref=', x['pk'])
print(tc, 'pk got=', pk.hex())
print(tc, 'sk ref=', x['sk'])
print(tc, 'sk got=', sk.hex())
print(f'ML-DSA KeyGen {iut}: PASS= {keygen_pass} FAIL= {keygen_fail}')
return keygen_fail
def mldsa_print_keygen(keygen_kat, i=0):
for x in keygen_kat:
print(i, 'keygen', x['parameterSet'])
print(i, 'xi', x['seed'])
print(i, 'pk', x['pk'])
print(i, 'sk', x['sk'])
i += 1
return i
# Load signature Generation KATs
def mldsa_load_siggen(req_fn, res_fn):
with open(req_fn) as f:
siggen_req = json.load(f)
with open(res_fn) as f:
siggen_res = json.load(f)
siggen_kat = []
for qtg in siggen_req['testGroups']:
alg = qtg['parameterSet']
det = qtg['deterministic']
pre = False
if 'preHash' in qtg and qtg['preHash'] == 'preHash':
pre = True
ifc = None
if 'signatureInterface' in qtg:
ifc = qtg['signatureInterface']
if 'externalMu' in qtg:
emu = qtg['externalMu']
else:
emu = False
tgid = qtg['tgId']
rtg = None
for tg in siggen_res['testGroups']:
if tg['tgId'] == tgid:
rtg = tg['tests']
break
for qt in qtg['tests']:
tcid = qt['tcId']
for t in rtg:
if t['tcId'] == tcid:
qt.update(t)
qt['parameterSet'] = alg
qt['deterministic'] = det
if det:
qt['rnd'] = '00'*32 # deterministic signatures: rnd = 00
if 'preHash' not in qt:
qt['preHash'] = pre
if 'context' not in qt:
qt['context'] = ''
qt['signatureInterface'] = ifc
qt['externalMu'] = emu
siggen_kat += [qt]
return siggen_kat
# Perform signature generation tests with the target
def mldsa_test_siggen(siggen_kat, ml_dsa, iut=''):
siggen_pass = 0
siggen_fail = 0
siggen_skip = 0
for x in siggen_kat:
# generate signature
sig = None
if x['preHash']:
sig = ml_dsa.hash_ml_dsa_sign(
sk = bytes.fromhex(x['sk']),
m = bytes.fromhex(x['message']),
ctx = bytes.fromhex(x['context']),
ph = x['hashAlg'],
rnd = bytes.fromhex(x['rnd']),
param = x['parameterSet'])
elif x['externalMu']:
sig = ml_dsa.sign_internal(
sk = bytes.fromhex(x['sk']),
mp = None,
rnd = bytes.fromhex(x['rnd']),
param = x['parameterSet'],
mu = bytes.fromhex(x['mu']))
elif x['signatureInterface'] == 'external':
sig = ml_dsa.sign( sk = bytes.fromhex(x['sk']),
m = bytes.fromhex(x['message']),
ctx = bytes.fromhex(x['context']),
rnd = bytes.fromhex(x['rnd']),
param = x['parameterSet'])
elif x['signatureInterface'] == 'internal':
sig = ml_dsa.sign_internal(
sk = bytes.fromhex(x['sk']),
mp = bytes.fromhex(x['message']),
rnd = bytes.fromhex(x['rnd']),
param = x['parameterSet'],
mu = None)
# compare
tc = x['parameterSet'] + ' SigGen/' + str(x['tcId'])
if sig == None:
siggen_skip += 1
print(tc, 'skip')
elif sig == bytes.fromhex(x['signature']):
siggen_pass += 1
else:
siggen_fail += 1
print(tc, 'sig ref=', x['signature'])
print(tc, 'sig got=', sig.hex())
print( f'ML-DSA SigGen {iut}: PASS= {siggen_pass} FAIL= {siggen_fail}')
if siggen_skip > 0:
print( f'ML-DSA SigGen {iut}: SKIP= {siggen_skip}')
return siggen_fail
def mldsa_print_siggen(siggen_kat, i=0):
for x in siggen_kat:
print(x)
print(i, 'siggen', x['parameterSet'])
print(i, 'prehash', x['preHash'])
if x['preHash']:
print(i, 'hash', x['hashAlg'])
print(i, 'sk', x['sk'])
if 'message' in x:
print(i, 'message', x['message'])
else:
print(i, 'mu', x['mu'])
print(i, 'rnd', x['rnd'])
print(i, 'context', x['context'])
print(i, 'sig', x['signature'])
i += 1
return i
# Load signature verification KATs
def mldsa_load_sigver(req_fn, res_fn, int_fn):
with open(req_fn) as f:
sigver_req = json.load(f)
with open(res_fn) as f:
sigver_res = json.load(f)
with open(int_fn) as f:
sigver_int = json.load(f)
sigver_kat = []
for qtg in sigver_req['testGroups']:
alg = qtg['parameterSet']
pre = False
if 'preHash' in qtg and qtg['preHash'] == 'preHash':
pre = True
tgid = qtg['tgId']
ifc = None
if 'signatureInterface' in qtg:
ifc = qtg['signatureInterface']
if 'externalMu' in qtg:
emu = qtg['externalMu']
else:
emu = False
rtg = None
for tg in sigver_res['testGroups']:
if tg['tgId'] == tgid:
rtg = tg['tests']
break
itg = None
for tg in sigver_int['testGroups']:
if tg['tgId'] == tgid:
itg = tg['tests']
break
for qt in qtg['tests']:
tcid = qt['tcId']
for t in rtg:
if t['tcId'] == tcid:
qt.update(t)
# message, signature in this file overrides prompts
for t in itg:
if t['tcId'] == tcid:
qt.update(t)
qt['parameterSet'] = alg
if 'preHash' not in qt:
qt['preHash'] = pre
if 'context' not in qt:
qt['context'] = ''
qt['signatureInterface'] = ifc
qt['externalMu'] = emu
sigver_kat += [qt]
return sigver_kat
# Perform signature verification tests on the target
def mldsa_test_sigver(sigver_kat, ml_dsa, iut=''):
sigver_pass = 0
sigver_fail = 0
sigver_skip = 0
for x in sigver_kat:
# verify signature
res = None
if x['preHash']:
res = ml_dsa.hash_ml_dsa_verify(
pk = bytes.fromhex(x['pk']),
m = bytes.fromhex(x['message']),
sig = bytes.fromhex(x['signature']),
ctx = bytes.fromhex(x['context']),
ph = x['hashAlg'],
param = x['parameterSet'])
elif x['externalMu']:
res = ml_dsa.verify_internal(
pk = bytes.fromhex(x['pk']),
mp = None,
sig = bytes.fromhex(x['signature']),
param = x['parameterSet'],
mu = bytes.fromhex(x['mu']))
elif x['signatureInterface'] == 'external':
res = ml_dsa.verify(
pk = bytes.fromhex(x['pk']),
m = bytes.fromhex(x['message']),
sig = bytes.fromhex(x['signature']),
ctx = bytes.fromhex(x['context']),
param = x['parameterSet'])
elif x['signatureInterface'] == 'internal':
res = ml_dsa.verify_internal(
pk = bytes.fromhex(x['pk']),
mp = bytes.fromhex(x['message']),
sig = bytes.fromhex(x['signature']),
param = x['parameterSet'])
# compare result
tc = x['parameterSet'] + ' SigVer/' + str(x['tcId'])
if res == None:
sigver_skip += 1
print(tc, 'skip')
elif res == x['testPassed']:
sigver_pass += 1
else:
sigver_fail += 1
print(tc, 'res ref=', x['testPassed'])
print(tc, 'res got=', res)
print(tc, x['reason'])
print(f'ML-DSA SigVer {iut}: PASS= {sigver_pass} FAIL= {sigver_fail}')
if sigver_skip > 0:
print(f'ML-DSA SigVer {iut}: SKIP= {sigver_skip}')
return sigver_fail
def mldsa_print_sigver(sigver_kat, i=0):
for x in sigver_kat:
print(i, 'sigver', x['parameterSet'])
print(i, 'pk', x['pk'])
if 'message' in x:
print(i, 'mp', x['message'])
if 'mu' in x:
print(i, 'mu', x['mu'])
print(i, 'sig', x['signature'])
print(i, 'res', int(x['testPassed']))
i += 1
return i
# === run the tests ===
# load all KATs
#json_path = 'ACVP-Server/gen-val/json-files/'
json_path = 'json-copy/'
keygen_kat = mldsa_load_keygen(
json_path + 'ML-DSA-keyGen-FIPS204/prompt.json',
json_path + 'ML-DSA-keyGen-FIPS204/expectedResults.json')
siggen_kat = mldsa_load_siggen(
json_path + 'ML-DSA-sigGen-FIPS204/prompt.json',
json_path + 'ML-DSA-sigGen-FIPS204/expectedResults.json')
sigver_kat = mldsa_load_sigver(
json_path + 'ML-DSA-sigVer-FIPS204/prompt.json',
json_path + 'ML-DSA-sigVer-FIPS204/expectedResults.json',
json_path + 'ML-DSA-sigVer-FIPS204/internalProjection.json')
def test_mldsa(ml_dsa, iut=''):
fail = 0
fail += mldsa_test_keygen(keygen_kat, ml_dsa, iut)
fail += mldsa_test_siggen(siggen_kat, ml_dsa, iut)
fail += mldsa_test_sigver(sigver_kat, ml_dsa, iut)
print(f'ML-DSA {iut} -- Total FAIL= {fail}')
# if invoked directly, just dump test vectors in an even simpler format
if __name__ == '__main__':
mldsa_print_keygen(keygen_kat)
mldsa_print_siggen(siggen_kat)
mldsa_print_sigver(sigver_kat)