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authorPaul Kehrer <paul.l.kehrer@gmail.com>2017-06-24 13:21:20 -1000
committerAlex Gaynor <alex.gaynor@gmail.com>2017-06-24 19:21:20 -0400
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doc the relationship between PrivateKey and PrivateKeyWithSerialization (#3721)
* doc the relationship between PrivateKey and PrivateKeyWithSerialization Or at least do it better. * let's talk about opaque keys
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@@ -72,3 +72,12 @@ Glossary
or pseudo-random number (see :doc:`Random number generation
</random-numbers>`). Since a nonce does not have to be unpredictable,
it can also take a form of a counter.
+
+ opaque key
+ An opaque key is a type of key that allows you to perform cryptographic
+ operations such as encryption, decryption, signing, and verification,
+ but does not allow access to the key itself. Typically an opaque key is
+ loaded from a `hardware security module`_ (HSM).
+
+
+.. _`hardware security module`: https://en.wikipedia.org/wiki/Hardware_security_module