Merge pull request #1552 from reaperhulk/deprecation-dance

remove fully deprecated items from 0.6 deprecation cycle

9 files changed, 40 insertions, 361 deletions

diff --git a/docs/hazmat/backends/interfaces.rst b/docs/hazmat/backends/interfaces.rst
index e4c43d9e..8620d9a7 100644
--- a/docs/hazmat/backends/interfaces.rst
+++ b/docs/hazmat/backends/interfaces.rst
@@ -468,51 +468,6 @@ A specific ``backend`` may provide one or more of these interfaces.
             serialized data contains.
         :raises ValueError: If the data could not be deserialized.
 
-.. class:: TraditionalOpenSSLSerializationBackend
-
-    .. versionadded:: 0.3
-
-    A backend with methods for working with OpenSSL's "traditional" PKCS #1
-    style key serialization.
-
-    .. method:: load_openssl_pem_private_key(data, password)
-
-        :param bytes data: PEM data to deserialize.
-
-        :param bytes password: The password to use if this data is encrypted.
-            Should be None if the data is not encrypted.
-
-        :return: A new instance of the appropriate type of private key that the
-            serialized data contains.
-
-        :raises ValueError: If the data could not be deserialized correctly.
-
-        :raises cryptography.exceptions.UnsupportedAlgorithm: If the data is
-            encrypted with an unsupported algorithm.
-
-
-.. class:: PKCS8SerializationBackend
-
-    .. versionadded:: 0.5
-
-    A backend with methods for working with PKCS #8 key serialization.
-
-    .. method:: load_pkcs8_pem_private_key(data, password)
-
-        :param bytes data: PEM data to deserialize.
-
-        :param bytes password: The password to use if this data is encrypted.
-            Should be None if the data is not encrypted.
-
-        :return: A new instance of the appropriate private key or public key
-            that the serialized data contains.
-
-        :raises ValueError: If the data could not be deserialized correctly.
-
-        :raises cryptography.exceptions.UnsupportedAlgorithm: If the data is
-            encrypted with an unsupported algorithm.
-
-
 .. class:: X509Backend
 
     .. versionadded:: 0.7
diff --git a/src/cryptography/hazmat/backends/interfaces.py b/src/cryptography/hazmat/backends/interfaces.py
index 8fc78309..4dc879ac 100644
--- a/src/cryptography/hazmat/backends/interfaces.py
+++ b/src/cryptography/hazmat/backends/interfaces.py
@@ -233,26 +233,6 @@ class PEMSerializationBackend(object):
 
 
 @six.add_metaclass(abc.ABCMeta)
-class TraditionalOpenSSLSerializationBackend(object):
-    @abc.abstractmethod
-    def load_traditional_openssl_pem_private_key(self, data, password):
-        """
-        Load a private key from PEM encoded data, using password if the data
-        is encrypted.
-        """
-
-
-@six.add_metaclass(abc.ABCMeta)
-class PKCS8SerializationBackend(object):
-    @abc.abstractmethod
-    def load_pkcs8_pem_private_key(self, data, password):
-        """
-        Load a private key from PKCS8 encoded data, using password if the data
-        is encrypted.
-        """
-
-
-@six.add_metaclass(abc.ABCMeta)
 class X509Backend(object):
     @abc.abstractmethod
     def load_pem_x509_certificate(self, data):
diff --git a/src/cryptography/hazmat/backends/multibackend.py b/src/cryptography/hazmat/backends/multibackend.py
index ffc569f4..27ee8e7f 100644
--- a/src/cryptography/hazmat/backends/multibackend.py
+++ b/src/cryptography/hazmat/backends/multibackend.py
@@ -4,15 +4,12 @@
 
 from __future__ import absolute_import, division, print_function
 
-import warnings
-
 from cryptography import utils
 from cryptography.exceptions import UnsupportedAlgorithm, _Reasons
 from cryptography.hazmat.backends.interfaces import (
     CMACBackend, CipherBackend, DSABackend, EllipticCurveBackend, HMACBackend,
     HashBackend, PBKDF2HMACBackend, PEMSerializationBackend,
-    PKCS8SerializationBackend, RSABackend,
-    TraditionalOpenSSLSerializationBackend, X509Backend
+    RSABackend, X509Backend
 )
 
 
@@ -21,9 +18,7 @@ from cryptography.hazmat.backends.interfaces import (
 @utils.register_interface(HashBackend)
 @utils.register_interface(HMACBackend)
 @utils.register_interface(PBKDF2HMACBackend)
-@utils.register_interface(PKCS8SerializationBackend)
 @utils.register_interface(RSABackend)
-@utils.register_interface(TraditionalOpenSSLSerializationBackend)
 @utils.register_interface(DSABackend)
 @utils.register_interface(EllipticCurveBackend)
 @utils.register_interface(PEMSerializationBackend)
@@ -251,24 +246,6 @@ class MultiBackend(object):
             _Reasons.UNSUPPORTED_ELLIPTIC_CURVE
         )
 
-    def elliptic_curve_private_key_from_numbers(self, numbers):
-        warnings.warn(
-            "elliptic_curve_private_key_from_numbers is deprecated and will "
-            "be removed in a future version.",
-            utils.DeprecatedIn06,
-            stacklevel=2
-        )
-        for b in self._filtered_backends(EllipticCurveBackend):
-            try:
-                return b.elliptic_curve_private_key_from_numbers(numbers)
-            except UnsupportedAlgorithm:
-                continue
-
-        raise UnsupportedAlgorithm(
-            "This backend does not support this elliptic curve.",
-            _Reasons.UNSUPPORTED_ELLIPTIC_CURVE
-        )
-
     def load_elliptic_curve_private_numbers(self, numbers):
         for b in self._filtered_backends(EllipticCurveBackend):
             try:
@@ -281,24 +258,6 @@ class MultiBackend(object):
             _Reasons.UNSUPPORTED_ELLIPTIC_CURVE
         )
 
-    def elliptic_curve_public_key_from_numbers(self, numbers):
-        warnings.warn(
-            "elliptic_curve_public_key_from_numbers is deprecated and will "
-            "be removed in a future version.",
-            utils.DeprecatedIn06,
-            stacklevel=2
-        )
-        for b in self._filtered_backends(EllipticCurveBackend):
-            try:
-                return b.elliptic_curve_public_key_from_numbers(numbers)
-            except UnsupportedAlgorithm:
-                continue
-
-        raise UnsupportedAlgorithm(
-            "This backend does not support this elliptic curve.",
-            _Reasons.UNSUPPORTED_ELLIPTIC_CURVE
-        )
-
     def load_elliptic_curve_public_numbers(self, numbers):
         for b in self._filtered_backends(EllipticCurveBackend):
             try:
@@ -329,26 +288,6 @@ class MultiBackend(object):
             _Reasons.UNSUPPORTED_SERIALIZATION
         )
 
-    def load_pkcs8_pem_private_key(self, data, password):
-        for b in self._filtered_backends(PKCS8SerializationBackend):
-            return b.load_pkcs8_pem_private_key(data, password)
-
-        raise UnsupportedAlgorithm(
-            "This backend does not support this key serialization.",
-            _Reasons.UNSUPPORTED_SERIALIZATION
-        )
-
-    def load_traditional_openssl_pem_private_key(self, data, password):
-        for b in self._filtered_backends(
-            TraditionalOpenSSLSerializationBackend
-        ):
-            return b.load_traditional_openssl_pem_private_key(data, password)
-
-        raise UnsupportedAlgorithm(
-            "This backend does not support this key serialization.",
-            _Reasons.UNSUPPORTED_SERIALIZATION
-        )
-
     def load_pem_x509_certificate(self, data):
         for b in self._filtered_backends(
             X509Backend
diff --git a/src/cryptography/hazmat/backends/openssl/backend.py b/src/cryptography/hazmat/backends/openssl/backend.py
index daccf5ca..34efdce9 100644
--- a/src/cryptography/hazmat/backends/openssl/backend.py
+++ b/src/cryptography/hazmat/backends/openssl/backend.py
@@ -6,7 +6,6 @@ from __future__ import absolute_import, division, print_function
 
 import collections
 import itertools
-import warnings
 from contextlib import contextmanager
 
 import six
@@ -17,9 +16,8 @@ from cryptography.exceptions import (
 )
 from cryptography.hazmat.backends.interfaces import (
     CMACBackend, CipherBackend, DSABackend, EllipticCurveBackend, HMACBackend,
-    HashBackend, PBKDF2HMACBackend, PEMSerializationBackend,
-    PKCS8SerializationBackend, RSABackend,
-    TraditionalOpenSSLSerializationBackend, X509Backend
+    HashBackend, PBKDF2HMACBackend, PEMSerializationBackend, RSABackend,
+    X509Backend
 )
 from cryptography.hazmat.backends.openssl.ciphers import (
     _AESCTRCipherContext, _CipherContext
@@ -63,9 +61,7 @@ _OpenSSLError = collections.namedtuple("_OpenSSLError",
 @utils.register_interface(HashBackend)
 @utils.register_interface(HMACBackend)
 @utils.register_interface(PBKDF2HMACBackend)
-@utils.register_interface(PKCS8SerializationBackend)
 @utils.register_interface(RSABackend)
-@utils.register_interface(TraditionalOpenSSLSerializationBackend)
 @utils.register_interface(PEMSerializationBackend)
 @utils.register_interface(X509Backend)
 class Backend(object):
@@ -721,25 +717,6 @@ class Backend(object):
         x509 = self._ffi.gc(x509, self._lib.X509_free)
         return _Certificate(self, x509)
 
-    def load_traditional_openssl_pem_private_key(self, data, password):
-        warnings.warn(
-            "load_traditional_openssl_pem_private_key is deprecated and will "
-            "be removed in a future version, use load_pem_private_key "
-            "instead.",
-            utils.DeprecatedIn06,
-            stacklevel=2
-        )
-        return self.load_pem_private_key(data, password)
-
-    def load_pkcs8_pem_private_key(self, data, password):
-        warnings.warn(
-            "load_pkcs8_pem_private_key is deprecated and will be removed in a"
-            " future version, use load_pem_private_key instead.",
-            utils.DeprecatedIn06,
-            stacklevel=2
-        )
-        return self.load_pem_private_key(data, password)
-
     def _load_key(self, openssl_read_func, convert_func, data, password):
         mem_bio = self._bytes_to_bio(data)
 
@@ -903,15 +880,6 @@ class Backend(object):
                 _Reasons.UNSUPPORTED_ELLIPTIC_CURVE
             )
 
-    def elliptic_curve_private_key_from_numbers(self, numbers):
-        warnings.warn(
-            "elliptic_curve_private_key_from_numbers is deprecated and will "
-            "be removed in a future version.",
-            utils.DeprecatedIn06,
-            stacklevel=2
-        )
-        return self.load_elliptic_curve_private_numbers(numbers)
-
     def load_elliptic_curve_private_numbers(self, numbers):
         public = numbers.public_numbers
 
@@ -930,15 +898,6 @@ class Backend(object):
 
         return _EllipticCurvePrivateKey(self, ec_cdata)
 
-    def elliptic_curve_public_key_from_numbers(self, numbers):
-        warnings.warn(
-            "elliptic_curve_public_key_from_numbers is deprecated and will be "
-            "removed in a future version.",
-            utils.DeprecatedIn06,
-            stacklevel=2
-        )
-        return self.load_elliptic_curve_public_numbers(numbers)
-
     def load_elliptic_curve_public_numbers(self, numbers):
         curve_nid = self._elliptic_curve_to_nid(numbers.curve)
 
diff --git a/src/cryptography/hazmat/primitives/serialization.py b/src/cryptography/hazmat/primitives/serialization.py
index f080ea86..083f17e5 100644
--- a/src/cryptography/hazmat/primitives/serialization.py
+++ b/src/cryptography/hazmat/primitives/serialization.py
@@ -6,9 +6,7 @@ from __future__ import absolute_import, division, print_function
 
 import base64
 import struct
-import warnings
 
-from cryptography import utils
 from cryptography.exceptions import UnsupportedAlgorithm
 from cryptography.hazmat.primitives.asymmetric.dsa import (
     DSAParameterNumbers, DSAPublicNumbers
@@ -16,30 +14,6 @@ from cryptography.hazmat.primitives.asymmetric.dsa import (
 from cryptography.hazmat.primitives.asymmetric.rsa import RSAPublicNumbers
 
 
-def load_pem_traditional_openssl_private_key(data, password, backend):
-    warnings.warn(
-        "load_pem_traditional_openssl_private_key is deprecated and will be "
-        "removed in a future version, use load_pem_private_key instead.",
-        utils.DeprecatedIn06,
-        stacklevel=2
-    )
-
-    return backend.load_traditional_openssl_pem_private_key(
-        data, password
-    )
-
-
-def load_pem_pkcs8_private_key(data, password, backend):
-    warnings.warn(
-        "load_pem_pkcs8_private_key is deprecated and will be removed in a "
-        "future version, use load_pem_private_key instead.",
-        utils.DeprecatedIn06,
-        stacklevel=2
-    )
-
-    return backend.load_pkcs8_pem_private_key(data, password)
-
-
 def load_pem_private_key(data, password, backend):
     return backend.load_pem_private_key(data, password)
 
diff --git a/src/cryptography/utils.py b/src/cryptography/utils.py
index 78f73464..ac2f787d 100644
--- a/src/cryptography/utils.py
+++ b/src/cryptography/utils.py
@@ -9,7 +9,8 @@ import inspect
 import sys
 
 
-DeprecatedIn06 = DeprecationWarning
+# DeprecatedIn07 objects exist. This comment exists to remind developers to
+# look for them when it's time for the ninth release cycle deprecation dance.
 
 
 def register_interface(iface):
diff --git a/tests/hazmat/backends/test_multibackend.py b/tests/hazmat/backends/test_multibackend.py
index 03aa3cd8..43ecbf83 100644
--- a/tests/hazmat/backends/test_multibackend.py
+++ b/tests/hazmat/backends/test_multibackend.py
@@ -4,8 +4,6 @@
 
 from __future__ import absolute_import, division, print_function
 
-import pytest
-
 from cryptography import utils
 from cryptography.exceptions import (
     UnsupportedAlgorithm, _Reasons
@@ -13,8 +11,7 @@ from cryptography.exceptions import (
 from cryptography.hazmat.backends.interfaces import (
     CMACBackend, CipherBackend, DSABackend, EllipticCurveBackend, HMACBackend,
     HashBackend, PBKDF2HMACBackend, PEMSerializationBackend,
-    PKCS8SerializationBackend, RSABackend,
-    TraditionalOpenSSLSerializationBackend, X509Backend
+    RSABackend, X509Backend
 )
 from cryptography.hazmat.backends.multibackend import MultiBackend
 from cryptography.hazmat.primitives import cmac, hashes, hmac
@@ -169,31 +166,11 @@ class DummyEllipticCurveBackend(object):
         if not self.elliptic_curve_supported(numbers.public_numbers.curve):
             raise UnsupportedAlgorithm(_Reasons.UNSUPPORTED_ELLIPTIC_CURVE)
 
-    def elliptic_curve_private_key_from_numbers(self, numbers):
-        if not self.elliptic_curve_supported(numbers.public_numbers.curve):
-            raise UnsupportedAlgorithm(_Reasons.UNSUPPORTED_ELLIPTIC_CURVE)
-
-    def elliptic_curve_public_key_from_numbers(self, numbers):
-        if not self.elliptic_curve_supported(numbers.curve):
-            raise UnsupportedAlgorithm(_Reasons.UNSUPPORTED_ELLIPTIC_CURVE)
-
     def load_elliptic_curve_public_numbers(self, numbers):
         if not self.elliptic_curve_supported(numbers.curve):
             raise UnsupportedAlgorithm(_Reasons.UNSUPPORTED_ELLIPTIC_CURVE)
 
 
-@utils.register_interface(PKCS8SerializationBackend)
-class DummyPKCS8SerializationBackend(object):
-    def load_pkcs8_pem_private_key(self, data, password):
-        pass
-
-
-@utils.register_interface(TraditionalOpenSSLSerializationBackend)
-class DummyTraditionalOpenSSLSerializationBackend(object):
-    def load_traditional_openssl_pem_private_key(self, data, password):
-        pass
-
-
 @utils.register_interface(PEMSerializationBackend)
 class DummyPEMSerializationBackend(object):
     def load_pem_private_key(self, data, password):
@@ -457,69 +434,6 @@ class TestMultiBackend(object):
                 )
             )
 
-    def test_deprecated_elliptic_curve(self):
-        backend = MultiBackend([
-            DummyEllipticCurveBackend([
-                ec.SECT283K1
-            ])
-        ])
-
-        assert backend.elliptic_curve_signature_algorithm_supported(
-            ec.ECDSA(hashes.SHA256()),
-            ec.SECT163K1()
-        ) is False
-
-        pub_numbers = ec.EllipticCurvePublicNumbers(2, 3, ec.SECT283K1())
-        numbers = ec.EllipticCurvePrivateNumbers(1, pub_numbers)
-
-        pytest.deprecated_call(
-            backend.elliptic_curve_private_key_from_numbers,
-            numbers
-        )
-        pytest.deprecated_call(
-            backend.elliptic_curve_public_key_from_numbers,
-            pub_numbers
-        )
-
-        with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_ELLIPTIC_CURVE):
-            backend.elliptic_curve_private_key_from_numbers(
-                ec.EllipticCurvePrivateNumbers(
-                    1,
-                    ec.EllipticCurvePublicNumbers(
-                        2,
-                        3,
-                        ec.SECT163K1()
-                    )
-                )
-            )
-
-        with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_ELLIPTIC_CURVE):
-            backend.elliptic_curve_public_key_from_numbers(
-                ec.EllipticCurvePublicNumbers(
-                    2,
-                    3,
-                    ec.SECT163K1()
-                )
-            )
-
-    def test_pkcs8_serialization_backend(self):
-        backend = MultiBackend([DummyPKCS8SerializationBackend()])
-
-        backend.load_pkcs8_pem_private_key(b"keydata", None)
-
-        backend = MultiBackend([])
-        with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_SERIALIZATION):
-            backend.load_pkcs8_pem_private_key(b"keydata", None)
-
-    def test_traditional_openssl_serialization_backend(self):
-        backend = MultiBackend([DummyTraditionalOpenSSLSerializationBackend()])
-
-        backend.load_traditional_openssl_pem_private_key(b"keydata", None)
-
-        backend = MultiBackend([])
-        with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_SERIALIZATION):
-            backend.load_traditional_openssl_pem_private_key(b"keydata", None)
-
     def test_pem_serialization_backend(self):
         backend = MultiBackend([DummyPEMSerializationBackend()])
 
diff --git a/tests/hazmat/backends/test_openssl.py b/tests/hazmat/backends/test_openssl.py
index dfd0abe1..b6bb5491 100644
--- a/tests/hazmat/backends/test_openssl.py
+++ b/tests/hazmat/backends/test_openssl.py
@@ -15,20 +15,18 @@ import pytest
 
 from cryptography import utils
 from cryptography.exceptions import InternalError, _Reasons
-from cryptography.hazmat.backends.interfaces import EllipticCurveBackend
 from cryptography.hazmat.backends.openssl.backend import (
     Backend, backend
 )
 from cryptography.hazmat.backends.openssl.ec import _sn_to_elliptic_curve
 from cryptography.hazmat.primitives import hashes, interfaces
-from cryptography.hazmat.primitives.asymmetric import dsa, ec, padding
+from cryptography.hazmat.primitives.asymmetric import dsa, padding
 from cryptography.hazmat.primitives.ciphers import Cipher
 from cryptography.hazmat.primitives.ciphers.algorithms import AES
 from cryptography.hazmat.primitives.ciphers.modes import CBC, CTR
 from cryptography.hazmat.primitives.interfaces import BlockCipherAlgorithm
 
 from ..primitives.fixtures_rsa import RSA_KEY_512
-from ..primitives.test_ec import _skip_curve_unsupported
 from ...utils import load_vectors_from_file, raises_unsupported_algorithm
 
 
@@ -458,7 +456,7 @@ class TestOpenSSLSerialisationWithOpenSSL(object):
                     "key1.pem"
                 ),
                 lambda pemfile: (
-                    backend.load_traditional_openssl_pem_private_key(
+                    backend.load_pem_private_key(
                         pemfile.read().encode(), password
                     )
                 )
@@ -481,41 +479,3 @@ class TestOpenSSLEllipticCurve(object):
     def test_sn_to_elliptic_curve_not_supported(self):
         with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_ELLIPTIC_CURVE):
             _sn_to_elliptic_curve(backend, b"fake")
-
-
-@pytest.mark.requires_backend_interface(interface=EllipticCurveBackend)
-class TestDeprecatedECBackendMethods(object):
-    def test_elliptic_curve_private_key_from_numbers(self):
-        d = 5634846038258869671139984276180670841223409490498798721258
-        y = 4131560123026307384858369684985976479488628761329758810693
-        x = 3402090428547195623222463880060959356423657484435591627791
-        curve = ec.SECP192R1()
-        _skip_curve_unsupported(backend, curve)
-        pub_numbers = ec.EllipticCurvePublicNumbers(
-            x=x,
-            y=y,
-            curve=curve
-        )
-        numbers = ec.EllipticCurvePrivateNumbers(
-            private_value=d,
-            public_numbers=pub_numbers
-        )
-        pytest.deprecated_call(
-            backend.elliptic_curve_private_key_from_numbers,
-            numbers
-        )
-
-    def test_elliptic_curve_public_key_from_numbers(self):
-        y = 4131560123026307384858369684985976479488628761329758810693
-        x = 3402090428547195623222463880060959356423657484435591627791
-        curve = ec.SECP192R1()
-        _skip_curve_unsupported(backend, curve)
-        pub_numbers = ec.EllipticCurvePublicNumbers(
-            x=x,
-            y=y,
-            curve=curve
-        )
-        pytest.deprecated_call(
-            backend.elliptic_curve_public_key_from_numbers,
-            pub_numbers
-        )
diff --git a/tests/hazmat/primitives/test_serialization.py b/tests/hazmat/primitives/test_serialization.py
index 91db318c..341ccf80 100644
--- a/tests/hazmat/primitives/test_serialization.py
+++ b/tests/hazmat/primitives/test_serialization.py
@@ -11,9 +11,7 @@ import pytest
 
 from cryptography.exceptions import UnsupportedAlgorithm, _Reasons
 from cryptography.hazmat.backends.interfaces import (
-    DSABackend, EllipticCurveBackend, PEMSerializationBackend,
-    PKCS8SerializationBackend, RSABackend,
-    TraditionalOpenSSLSerializationBackend
+    DSABackend, EllipticCurveBackend, PEMSerializationBackend, RSABackend
 )
 from cryptography.hazmat.primitives import interfaces
 from cryptography.hazmat.primitives.asymmetric import ec
@@ -22,8 +20,7 @@ from cryptography.hazmat.primitives.asymmetric.dsa import (
 )
 from cryptography.hazmat.primitives.asymmetric.rsa import RSAPublicNumbers
 from cryptography.hazmat.primitives.serialization import (
-    load_pem_pkcs8_private_key, load_pem_private_key, load_pem_public_key,
-    load_pem_traditional_openssl_private_key, load_ssh_public_key
+    load_pem_private_key, load_pem_public_key, load_ssh_public_key
 )
 
 
@@ -138,7 +135,7 @@ class TestPEMSerialization(object):
 
 
 @pytest.mark.requires_backend_interface(
-    interface=TraditionalOpenSSLSerializationBackend
+    interface=PEMSerializationBackend
 )
 class TestTraditionalOpenSSLSerialization(object):
     @pytest.mark.parametrize(
@@ -154,7 +151,7 @@ class TestTraditionalOpenSSLSerialization(object):
         key = load_vectors_from_file(
             os.path.join(
                 "asymmetric", "Traditional_OpenSSL_Serialization", key_file),
-            lambda pemfile: load_pem_traditional_openssl_private_key(
+            lambda pemfile: load_pem_private_key(
                 pemfile.read().encode(), password, backend
             )
         )
@@ -176,7 +173,7 @@ class TestTraditionalOpenSSLSerialization(object):
         key = load_vectors_from_file(
             os.path.join(
                 "asymmetric", "Traditional_OpenSSL_Serialization", key_file),
-            lambda pemfile: load_pem_traditional_openssl_private_key(
+            lambda pemfile: load_pem_private_key(
                 pemfile.read().encode(), password, backend
             )
         )
@@ -188,7 +185,7 @@ class TestTraditionalOpenSSLSerialization(object):
         pkey = load_vectors_from_file(
             os.path.join(
                 "asymmetric", "Traditional_OpenSSL_Serialization", "key1.pem"),
-            lambda pemfile: load_pem_traditional_openssl_private_key(
+            lambda pemfile: load_pem_private_key(
                 pemfile.read().encode(), b"123456", backend
             )
         )
@@ -235,7 +232,7 @@ class TestTraditionalOpenSSLSerialization(object):
         with pytest.raises(TypeError):
             load_vectors_from_file(
                 key_file,
-                lambda pemfile: load_pem_traditional_openssl_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )
@@ -251,7 +248,7 @@ class TestTraditionalOpenSSLSerialization(object):
         with pytest.raises(ValueError):
             load_vectors_from_file(
                 key_file,
-                lambda pemfile: load_pem_traditional_openssl_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )
@@ -267,7 +264,7 @@ class TestTraditionalOpenSSLSerialization(object):
         with pytest.raises(TypeError):
             load_vectors_from_file(
                 key_file,
-                lambda pemfile: load_pem_traditional_openssl_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )
@@ -276,12 +273,12 @@ class TestTraditionalOpenSSLSerialization(object):
         key_data = b"---- NOT A KEY ----\n"
 
         with pytest.raises(ValueError):
-            load_pem_traditional_openssl_private_key(
+            load_pem_private_key(
                 key_data, None, backend
             )
 
         with pytest.raises(ValueError):
-            load_pem_traditional_openssl_private_key(
+            load_pem_private_key(
                 key_data, b"this password will not be used", backend
             )
 
@@ -299,12 +296,12 @@ class TestTraditionalOpenSSLSerialization(object):
         """).encode()
 
         with pytest.raises(ValueError):
-            load_pem_traditional_openssl_private_key(
+            load_pem_private_key(
                 key_data, None, backend
             )
 
         with pytest.raises(ValueError):
-            load_pem_traditional_openssl_private_key(
+            load_pem_private_key(
                 key_data, b"this password will not be used", backend
             )
 
@@ -328,12 +325,12 @@ class TestTraditionalOpenSSLSerialization(object):
         password = b"this password is wrong"
 
         with pytest.raises(ValueError):
-            load_pem_traditional_openssl_private_key(
+            load_pem_private_key(
                 key_data, None, backend
             )
 
         with pytest.raises(ValueError):
-            load_pem_traditional_openssl_private_key(
+            load_pem_private_key(
                 key_data, password, backend
             )
 
@@ -356,12 +353,12 @@ class TestTraditionalOpenSSLSerialization(object):
         password = b"password"
 
         with raises_unsupported_algorithm(_Reasons.UNSUPPORTED_CIPHER):
-            load_pem_traditional_openssl_private_key(
+            load_pem_private_key(
                 key_data, password, backend
             )
 
 
-@pytest.mark.requires_backend_interface(interface=PKCS8SerializationBackend)
+@pytest.mark.requires_backend_interface(interface=PEMSerializationBackend)
 class TestPKCS8Serialization(object):
     @pytest.mark.parametrize(
         ("key_file", "password"),
@@ -385,7 +382,7 @@ class TestPKCS8Serialization(object):
         key = load_vectors_from_file(
             os.path.join(
                 "asymmetric", "PKCS8", key_file),
-            lambda pemfile: load_pem_pkcs8_private_key(
+            lambda pemfile: load_pem_private_key(
                 pemfile.read().encode(), password, backend
             )
         )
@@ -408,7 +405,7 @@ class TestPKCS8Serialization(object):
         key = load_vectors_from_file(
             os.path.join(
                 "asymmetric", "PKCS8", key_file),
-            lambda pemfile: load_pem_pkcs8_private_key(
+            lambda pemfile: load_pem_private_key(
                 pemfile.read().encode(), password, backend
             )
         )
@@ -425,7 +422,7 @@ class TestPKCS8Serialization(object):
         with pytest.raises(TypeError):
             load_vectors_from_file(
                 key_file,
-                lambda pemfile: load_pem_pkcs8_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )
@@ -438,7 +435,7 @@ class TestPKCS8Serialization(object):
         with pytest.raises(ValueError):
             load_vectors_from_file(
                 key_file,
-                lambda pemfile: load_pem_pkcs8_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )
@@ -454,7 +451,7 @@ class TestPKCS8Serialization(object):
         with pytest.raises(TypeError):
             load_vectors_from_file(
                 key_file,
-                lambda pemfile: load_pem_pkcs8_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )
@@ -463,12 +460,12 @@ class TestPKCS8Serialization(object):
         key_data = b"---- NOT A KEY ----\n"
 
         with pytest.raises(ValueError):
-            load_pem_pkcs8_private_key(
+            load_pem_private_key(
                 key_data, None, backend
             )
 
         with pytest.raises(ValueError):
-            load_pem_pkcs8_private_key(
+            load_pem_private_key(
                 key_data, b"this password will not be used", backend
             )
 
@@ -493,12 +490,12 @@ class TestPKCS8Serialization(object):
         """).encode()
 
         with pytest.raises(ValueError):
-            load_pem_pkcs8_private_key(
+            load_pem_private_key(
                 key_data, None, backend
             )
 
         with pytest.raises(ValueError):
-            load_pem_pkcs8_private_key(
+            load_pem_private_key(
                 key_data, b"this password will not be used", backend
             )
 
@@ -527,12 +524,12 @@ class TestPKCS8Serialization(object):
         password = b"this password is wrong"
 
         with pytest.raises(ValueError):
-            load_pem_pkcs8_private_key(
+            load_pem_private_key(
                 key_data, None, backend
             )
 
         with pytest.raises(ValueError):
-            load_pem_pkcs8_private_key(
+            load_pem_private_key(
                 key_data, password, backend
             )
 
@@ -540,7 +537,7 @@ class TestPKCS8Serialization(object):
         pkey = load_vectors_from_file(
             os.path.join(
                 "asymmetric", "PKCS8", "enc-rsa-pkcs8.pem"),
-            lambda pemfile: load_pem_pkcs8_private_key(
+            lambda pemfile: load_pem_private_key(
                 pemfile.read().encode(), b"foobar", backend
             )
         )
@@ -606,7 +603,7 @@ class TestPKCS8Serialization(object):
         key = load_vectors_from_file(
             os.path.join(
                 "asymmetric", "PKCS8", key_file),
-            lambda pemfile: load_pem_traditional_openssl_private_key(
+            lambda pemfile: load_pem_private_key(
                 pemfile.read().encode(), password, backend
             )
         )
@@ -665,7 +662,7 @@ class TestPKCS8Serialization(object):
             load_vectors_from_file(
                 os.path.join(
                     "asymmetric", "PKCS8", key_file),
-                lambda pemfile: load_pem_traditional_openssl_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )
@@ -681,7 +678,7 @@ class TestPKCS8Serialization(object):
             load_vectors_from_file(
                 os.path.join(
                     "asymmetric", "PKCS8", key_file),
-                lambda pemfile: load_pem_traditional_openssl_private_key(
+                lambda pemfile: load_pem_private_key(
                     pemfile.read().encode(), password, backend
                 )
             )