def test_maxKeySize_smaller_than_minKeySize(self):
hs = HandshakeSettings()
hs.maxKeySize = 1024
hs.minKeySize = 2048
with self.assertRaises(ValueError):
hs.validate()
def test_maxKeySize_smaller_than_minKeySize(self):
hs = HandshakeSettings()
hs.maxKeySize = 1024
hs.minKeySize = 2048
with self.assertRaises(ValueError):
hs.validate()
def test_client_SRP_key_exchange_with_too_small_params(self):
keyExchange = self.keyExchange.makeServerKeyExchange('sha1')
settings = HandshakeSettings()
settings.minKeySize = 3072
client_keyExchange = SRPKeyExchange(self.cipher_suite,
self.client_hello,
self.server_hello,
None, None,
srpUsername=bytearray(b'user'),
password=bytearray(b'password'),
settings=settings)
with self.assertRaises(TLSInsufficientSecurity):
client_keyExchange.processServerKeyExchange(None, keyExchange)
def test_client_SRP_key_exchange_with_too_small_params(self):
keyExchange = self.keyExchange.makeServerKeyExchange('sha1')
settings = HandshakeSettings()
settings.minKeySize = 3072
client_keyExchange = SRPKeyExchange(self.cipher_suite,
self.client_hello,
self.server_hello,
None, None,
srpUsername='******',
password='******',
settings=settings)
with self.assertRaises(TLSInsufficientSecurity):
client_keyExchange.processServerKeyExchange(None, keyExchange)
def test_client_SRP_key_exchange_with_too_big_params(self):
keyExchange = self.keyExchange.makeServerKeyExchange('sha1')
settings = HandshakeSettings()
settings.minKeySize = 512
settings.maxKeySize = 1024
client_keyExchange = SRPKeyExchange(self.cipher_suite,
self.client_hello,
self.server_hello,
None, None,
srpUsername='******',
password='******',
settings=settings)
with self.assertRaises(TLSInsufficientSecurity):
client_keyExchange.processServerKeyExchange(None, keyExchange)
def test_minKeySize_too_large(self):
hs = HandshakeSettings()
hs.minKeySize = 16385
with self.assertRaises(ValueError):
hs.validate()
def test_minKeySize_too_small(self):
hs = HandshakeSettings()
hs.minKeySize = 511
with self.assertRaises(ValueError):
hs.validate()
def test_minKeySize_too_large(self):
hs = HandshakeSettings()
hs.minKeySize = 16385
with self.assertRaises(ValueError):
hs.validate()
def test_minKeySize_too_small(self):
hs = HandshakeSettings()
hs.minKeySize = 511
with self.assertRaises(ValueError):
hs.validate()
