def test_mceliece(): mce_priv = botan2.private_key('mce', [2960, 57], botan2.rng()) mce_pub = mce_priv.get_public_key() mce_plaintext = 'mce plaintext' mce_ad = 'mce AD' mce_ciphertext = botan2.mceies_encrypt(mce_pub, botan2.rng(), 'ChaCha20Poly1305', mce_plaintext, mce_ad) print("mceies len(pt)=%d len(ct)=%d" % (len(mce_plaintext), len(mce_ciphertext))) mce_decrypt = botan2.mceies_decrypt(mce_priv, 'ChaCha20Poly1305', mce_ciphertext, mce_ad) print(" mceies plaintext \'%s\' (%d)" % (mce_plaintext, len(mce_plaintext))) # Since mceies_decrypt() returns bytes in Python3, the following line # needs .decode('utf-8') to convert mce_decrypt from bytes to a # text string (Unicode). # You don't need to add .decode() if # (a) your expected output is bytes rather than a text string, or # (b) you are using Python2 rather than Python3. print(" mceies decrypted \'%s\' (%d)" % (mce_decrypt.decode('utf-8'), len(mce_decrypt))) print("mce_pub %s/SHA-1 fingerprint: %s\nEstimated strength %s bits (len %d)\n" % ( mce_pub.algo_name(), mce_pub.fingerprint("SHA-1"), mce_pub.estimated_strength(), len(mce_pub.encoding()) ))
def test_mceliece(): mce_priv = botan2.private_key('mce', [2960, 57], botan2.rng()) mce_pub = mce_priv.get_public_key() mce_plaintext = 'mce plaintext' mce_ad = 'mce AD' mce_ciphertext = botan2.mceies_encrypt(mce_pub, botan2.rng(), 'ChaCha20Poly1305', mce_plaintext, mce_ad) print("mceies len(pt)=%d len(ct)=%d" % (len(mce_plaintext), len(mce_ciphertext))) mce_decrypt = botan2.mceies_decrypt(mce_priv, 'ChaCha20Poly1305', mce_ciphertext, mce_ad) print(" mceies plaintext \'%s\' (%d)" % (mce_plaintext, len(mce_plaintext))) # Since mceies_decrypt() returns bytes in Python3, the following line # needs .decode('utf-8') to convert mce_decrypt from bytes to a # text string (Unicode). # You don't need to add .decode() if # (a) your expected output is bytes rather than a text string, or # (b) you are using Python2 rather than Python3. print(" mceies decrypted \'%s\' (%d)" % (mce_decrypt.decode('utf-8'), len(mce_decrypt))) print("mce_pub %s/SHA-1 fingerprint: %s\nEstimated strength %s bits (len %d)\n" % ( mce_pub.algo_name(), mce_pub.fingerprint("SHA-1"), mce_pub.estimated_strength(), len(mce_pub.encoding()) ))
def test_mceliece(self): rng = botan2.RandomNumberGenerator() mce_priv = botan2.PrivateKey.create('McEliece', '2960,57', rng) mce_pub = mce_priv.get_public_key() self.assertEqual(mce_pub.estimated_strength(), 128) mce_plaintext = rng.get(16) mce_ad = rng.get(48) mce_ciphertext = botan2.mceies_encrypt(mce_pub, rng, 'ChaCha20Poly1305', mce_plaintext, mce_ad) mce_decrypt = botan2.mceies_decrypt(mce_priv, 'ChaCha20Poly1305', mce_ciphertext, mce_ad) self.assertEqual(mce_plaintext, mce_decrypt)
def test_mceliece(self): rng = botan2.rng() mce_priv = botan2.private_key('mce', [2960, 57], rng) mce_pub = mce_priv.get_public_key() self.assertEqual(mce_pub.estimated_strength(), 128) mce_plaintext = rng.get(16) mce_ad = rng.get(48) mce_ciphertext = botan2.mceies_encrypt(mce_pub, botan2.rng(), 'ChaCha20Poly1305', mce_plaintext, mce_ad) mce_decrypt = botan2.mceies_decrypt(mce_priv, 'ChaCha20Poly1305', mce_ciphertext, mce_ad) self.assertEqual(mce_plaintext, mce_decrypt)
def test_mceliece(self): rng = botan2.RandomNumberGenerator() mce_priv = botan2.PrivateKey.create('McEliece', '2960,57', rng) mce_pub = mce_priv.get_public_key() self.assertEqual(mce_pub.estimated_strength(), 128) mce_plaintext = rng.get(16) mce_ad = rng.get(48) mce_ciphertext = botan2.mceies_encrypt(mce_pub, rng, 'ChaCha20Poly1305', mce_plaintext, mce_ad) mce_decrypt = botan2.mceies_decrypt(mce_priv, 'ChaCha20Poly1305', mce_ciphertext, mce_ad) self.assertEqual(mce_plaintext, mce_decrypt)
def test_mceliece(self): rng = botan2.rng() mce_priv = botan2.private_key('mce', [2960, 57], rng) mce_pub = mce_priv.get_public_key() self.assertEqual(mce_pub.estimated_strength(), 128) mce_plaintext = rng.get(16) mce_ad = rng.get(48) mce_ciphertext = botan2.mceies_encrypt(mce_pub, botan2.rng(), 'ChaCha20Poly1305', mce_plaintext, mce_ad) mce_decrypt = botan2.mceies_decrypt(mce_priv, 'ChaCha20Poly1305', mce_ciphertext, mce_ad) self.assertEqual(mce_plaintext, mce_decrypt)