CHANGES: document the FIPS provider configuration and installation
@@ -23,6 +23,22 @@ OpenSSL 3.0
### Changes between 1.1.1 and 3.0 [xx XXX xxxx]
+ * OpenSSL includes a cryptographic module that is intended to be FIPS 140-2
+ validated. The module is implemented as an OpenSSL provider, the so-called
+ FIPS provider. A list of all changes related to the FIPS provider would go
+ beyond the scope of this CHANGES file, please consult the README-FIPS and
+ README-PROVIDERS files, as well as the migration guide.
+
+ The FIPS provider is disabled by default and needs to be enabled explicitly
+ at configuration time using the `enable-fips` option. If it is enabled,
+ the FIPS provider gets built and installed in addition to the default and
+ the legacy provider. No separate installation procedure is necessary.
+ There is however a dedicated `install_fips` make target, which serves the
+ special purpose of installing only the FIPS provider into an existing
+ OpenSSL installation.
+
+ *OpenSSL team members and many third party contributors*
+
* For the key types DH and DHX the allowed settable parameters are now different.
Previously (in 1.1.1) these conflicting parameters were allowed, but will now
result in errors. See EVP_PKEY-DH(7) for further details. This affects the
