diff --git a/docs/development/test-vectors.rst b/docs/development/test-vectors.rst
index 207515b..ea6c95e 100644
--- a/docs/development/test-vectors.rst
+++ b/docs/development/test-vectors.rst
@@ -124,6 +124,14 @@
 * ``unsupported_extension_critical.pem`` - An RSA 2048 bit self-signed
   certificate containing an unsupported extension type marked critical. The OID
   was encoded as "1.2.3.4" with an ``extnValue`` of "value".
+* ``san_email_dns_ip_dirname_uri.pem`` - An RSA 2048 bit self-signed
+  certificate containing a subject alternative name extension with the
+  following general names: ``rfc822Name``, ``dNSName``, ``iPAddress``,
+  ``directoryName``, and ``uniformResourceIdentifier``.
+* ``san_other_name.pem`` - An RSA 2048 bit self-signed certificate containing
+  a subject alternative name extension with the ``otherName`` general name.
+* ``san_registered_id.pem`` - An RSA 1024 bit certificate containing a
+  subject alternative name extension with the ``registeredID`` general name.
 
 Custom X.509 Request Vectors
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/vectors/cryptography_vectors/x509/custom/san_email_dns_ip_dirname_uri.pem b/vectors/cryptography_vectors/x509/custom/san_email_dns_ip_dirname_uri.pem
new file mode 100644
index 0000000..f4bae3b
--- /dev/null
+++ b/vectors/cryptography_vectors/x509/custom/san_email_dns_ip_dirname_uri.pem
@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/vectors/cryptography_vectors/x509/custom/san_other_name.pem b/vectors/cryptography_vectors/x509/custom/san_other_name.pem
new file mode 100644
index 0000000..ef872c0
--- /dev/null
+++ b/vectors/cryptography_vectors/x509/custom/san_other_name.pem
@@ -0,0 +1,18 @@
+-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
diff --git a/vectors/cryptography_vectors/x509/custom/san_registered_id.pem b/vectors/cryptography_vectors/x509/custom/san_registered_id.pem
new file mode 100644
index 0000000..39579e4
--- /dev/null
+++ b/vectors/cryptography_vectors/x509/custom/san_registered_id.pem
@@ -0,0 +1,17 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----