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"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd" [
<!ENTITY date SYSTEM "date.xml">
<!ENTITY version SYSTEM "version.xml">
]>
<refentry id="nss-policy-check">
<refentryinfo>
<date>&date;</date>
<title>NSS Security Tools</title>
<productname>nss-tools</productname>
<productnumber>&version;</productnumber>
</refentryinfo>
<refmeta>
<refentrytitle>NSS-POLICY-CHECK</refentrytitle>
<manvolnum>1</manvolnum>
</refmeta>
<refnamediv>
<refname>nss-policy-check</refname>
<refpurpose>nss-policy-check policy-file</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>nss-policy-check</command>
</cmdsynopsis>
</refsynopsisdiv>
<refsection id="description">
<title>Description</title>
<para><command>nss-policy-check</command> verifies crypto-policy configuration that controls certain crypto algorithms are allowed/disallowed to use in the NSS library.</para>
<para>The crypto-policy configuration can be stored in either a system-wide configuration file, specified with the POLICY_PATH and POLICY_FILE build options, or in the pkcs11.txt in NSS database.</para>
</refsection>
<refsection id="basic-usage">
<title>Usage and Examples</title>
<para>To check the global crypto-policy configuration in <filename>/etc/crypto-policies/back-ends/nss.config</filename>:
</para>
<programlisting>$ nss-policy-check /etc/crypto-policies/back-ends/nss.config
NSS-POLICY-INFO: LOADED-SUCCESSFULLY
NSS-POLICY-INFO: PRIME256V1 is enabled for KX
NSS-POLICY-INFO: PRIME256V1 is enabled for CERT-SIGNATURE
NSS-POLICY-INFO: SECP256R1 is enabled for KX
NSS-POLICY-INFO: SECP256R1 is enabled for CERT-SIGNATURE
NSS-POLICY-INFO: SECP384R1 is enabled for KX
NSS-POLICY-INFO: SECP384R1 is enabled for CERT-SIGNATURE
...
NSS-POLICY-INFO: NUMBER-OF-SSL-ALG-KX: 13
NSS-POLICY-INFO: NUMBER-OF-SSL-ALG: 9
NSS-POLICY-INFO: NUMBER-OF-CERT-SIG: 9
...
NSS-POLICY-INFO: ciphersuite TLS_AES_128_GCM_SHA256 is enabled
NSS-POLICY-INFO: ciphersuite TLS_CHACHA20_POLY1305_SHA256 is enabled
NSS-POLICY-INFO: ciphersuite TLS_AES_256_GCM_SHA384 is enabled
...
NSS-POLICY-INFO: NUMBER-OF-CIPHERSUITES: 24
NSS-POLICY-INFO: NUMBER-OF-TLS-VERSIONS: 3
NSS-POLICY-INFO: NUMBER-OF-DTLS-VERSIONS: 2
</programlisting>
<para>If there is a failure or warning, it will be prefixed with
NSS-POLICY-FAIL or NSS-POLICY_WARN.
</para>
<para><command>nss-policy-check</command> exits with 2 if any
failure is found, 1 if any warning is found, or 0 if no errors are
found.</para>
</refsection>
<!-- don't change -->
<refsection id="resources">
<title>Additional Resources</title>
<para>For information about NSS and other tools related to NSS (like JSS), check out the NSS project wiki at <ulink url="http://www.mozilla.org/projects/security/pki/nss/">http://www.mozilla.org/projects/security/pki/nss/</ulink>. The NSS site relates directly to NSS code changes and releases.</para>
<para>IRC: Freenode at #dogtag-pki</para>
</refsection>
<!-- fill in your name first; keep the other names for reference -->
<refsection id="authors">
<title>Authors</title>
<para>The NSS tools were written and maintained by developers with Netscape, Red Hat, Sun, Oracle, Mozilla, and Google.</para>
<para>
Authors: Elio Maldonado <emaldona@redhat.com>, Deon Lackey <dlackey@redhat.com>.
</para>
</refsection>
<!-- don't change -->
<refsection id="license">
<title>LICENSE</title>
<para>Licensed under the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
</para>
</refsection>
</refentry>