+ docs for AsymmetricSignContext, AsymmetricVerifyContext, AsymmetricPadding
diff --git a/docs/hazmat/primitives/interfaces.rst b/docs/hazmat/primitives/interfaces.rst
index df17e59..c0ddd79 100644
--- a/docs/hazmat/primitives/interfaces.rst
+++ b/docs/hazmat/primitives/interfaces.rst
@@ -231,6 +231,39 @@
The public exponent. Alias for :attr:`public_exponent`.
+.. class:: AsymmetricSignContext
+
+ .. versionadded:: 0.2
+
+ .. method:: update(data)
+
+ :param bytes data: The data you wish to pass into the context.
+
+ .. method:: finalize()
+
+ :return bytes signature: The signature.
+
+
+.. class:: AsymmetricVerifyContext
+
+ .. versionadded:: 0.2
+
+ .. method:: update(data)
+
+ :param bytes data: The data you wish to pass into the context.
+
+ .. method:: finalize()
+
+ :raises cryptography.exceptions.InvalidSignature: If signature does not
+ validate.
+
+
+.. class:: AsymmetricPadding
+
+ A named asymmetric padding.
+
+ .. attribute:: name
+
Hash Algorithms
~~~~~~~~~~~~~~~