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-rw-r--r--docs/x509/reference.rst9
-rw-r--r--src/cryptography/x509/__init__.py1
-rw-r--r--src/cryptography/x509/oid.py2
3 files changed, 12 insertions, 0 deletions
diff --git a/docs/x509/reference.rst b/docs/x509/reference.rst
index 7a41e1f3..3fc6507e 100644
--- a/docs/x509/reference.rst
+++ b/docs/x509/reference.rst
@@ -2569,6 +2569,15 @@ instances. The following common OIDs are available as constants.
Corresponds to the dotted string ``"1.2.840.113549.1.1.13"``. This is
a SHA512 digest signed by an RSA key.
+ .. attribute:: RSASSA_PSS
+
+ .. versionadded:: 2.3
+
+ Corresponds to the dotted string ``"1.2.840.113549.1.1.10"``. This is
+ signed by an RSA key using the Probabilistic Signature Scheme (PSS)
+ padding from RFC 4055. The hash function and padding are defined by
+ signature algorithm parameters.
+
.. attribute:: ECDSA_WITH_SHA1
Corresponds to the dotted string ``"1.2.840.10045.4.1"``. This is a SHA1
diff --git a/src/cryptography/x509/__init__.py b/src/cryptography/x509/__init__.py
index 224c9af6..d2f9b049 100644
--- a/src/cryptography/x509/__init__.py
+++ b/src/cryptography/x509/__init__.py
@@ -74,6 +74,7 @@ OID_RSA_WITH_SHA224 = SignatureAlgorithmOID.RSA_WITH_SHA224
OID_RSA_WITH_SHA256 = SignatureAlgorithmOID.RSA_WITH_SHA256
OID_RSA_WITH_SHA384 = SignatureAlgorithmOID.RSA_WITH_SHA384
OID_RSA_WITH_SHA512 = SignatureAlgorithmOID.RSA_WITH_SHA512
+OID_RSASSA_PSS = SignatureAlgorithmOID.RSASSA_PSS
OID_COMMON_NAME = NameOID.COMMON_NAME
OID_COUNTRY_NAME = NameOID.COUNTRY_NAME
diff --git a/src/cryptography/x509/oid.py b/src/cryptography/x509/oid.py
index 8b92d6b3..90003d79 100644
--- a/src/cryptography/x509/oid.py
+++ b/src/cryptography/x509/oid.py
@@ -137,6 +137,7 @@ class SignatureAlgorithmOID(object):
RSA_WITH_SHA256 = ObjectIdentifier("1.2.840.113549.1.1.11")
RSA_WITH_SHA384 = ObjectIdentifier("1.2.840.113549.1.1.12")
RSA_WITH_SHA512 = ObjectIdentifier("1.2.840.113549.1.1.13")
+ RSASSA_PSS = ObjectIdentifier("1.2.840.113549.1.1.10")
ECDSA_WITH_SHA1 = ObjectIdentifier("1.2.840.10045.4.1")
ECDSA_WITH_SHA224 = ObjectIdentifier("1.2.840.10045.4.3.1")
ECDSA_WITH_SHA256 = ObjectIdentifier("1.2.840.10045.4.3.2")
@@ -221,6 +222,7 @@ _OID_NAMES = {
SignatureAlgorithmOID.RSA_WITH_SHA256: "sha256WithRSAEncryption",
SignatureAlgorithmOID.RSA_WITH_SHA384: "sha384WithRSAEncryption",
SignatureAlgorithmOID.RSA_WITH_SHA512: "sha512WithRSAEncryption",
+ SignatureAlgorithmOID.RSASSA_PSS: "RSASSA-PSS",
SignatureAlgorithmOID.ECDSA_WITH_SHA1: "ecdsa-with-SHA1",
SignatureAlgorithmOID.ECDSA_WITH_SHA224: "ecdsa-with-SHA224",
SignatureAlgorithmOID.ECDSA_WITH_SHA256: "ecdsa-with-SHA256",