Guide to the Secure Configuration of Red Hat Enterprise Linux 8
Rules, Groups, and Values defined within the XCCDF Benchmark
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Minimize Various Optional Components
The following modules perform very specific tasks, sometimes providing access to just a few additional directives. If such functionality is not req...Group -
Use Appropriate Modules to Improve httpd's Security
Among the modules available for <code>httpd</code> are several whose use may improve the security of the web server installation. This section reco...Group -
Deploy mod_security
The <code>security</code> module provides an application level firewall for <code>httpd</code>. Following its installation with the base ruleset, s...Group -
Install mod_security
Install the <code>security</code> module: The <code>mod_security</code> package can be installed with the following command: <pre> $ sudo yum insta...Rule Unknown Severity -
Deploy mod_ssl
Because HTTP is a plain text protocol, all traffic is susceptible to passive monitoring. If there is a need for confidentiality, SSL should be conf...Group -
Enable Transport Layer Security (TLS) Encryption
Disable old SSL and TLS version and enable the latest TLS encryption by setting the following in <code>/etc/httpd/conf.modules.d/ssl.conf</code>: <...Rule Medium Severity -
Configure A Valid Server Certificate
Configure the web site to use a valid organizationally defined certificate. For DoD, this is a DoD server certificate issued by the DoD CA.Rule Medium Severity -
Install mod_ssl
Install the <code>mod_ssl</code> module: The <code>mod_ssl</code> package can be installed with the following command: <pre> $ sudo yum install mod...Rule Unknown Severity -
Require Client Certificates
<code>SSLVerifyClient</code> should be set and configured to <code>require</code> by setting the following in <code>/etc/httpd/conf/httpd.conf</cod...Rule Medium Severity -
Restrict Web Server Information Leakage
The <code>ServerTokens</code> and <code>ServerSignature</code> directives determine how much information the web server discloses about the configu...Group
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Modules