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Guide to the Secure Configuration of Red Hat Enterprise Linux 7

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Enable SSL Support

    SSL should be used to encrypt network traffic between the Dovecot server and its clients. Users must authenticate to the Dovecot server in order ...
    Group
  • Configure Dovecot to Use the SSL Certificate file

    This option tells Dovecot where to find the mail server's SSL Certificate. <br><br> Edit <code>/etc/dovecot/conf.d/10-ssl.conf</code> and add or co...
    Rule Unknown Severity
  • Configure Dovecot to Use the SSL Key file

    This option tells Dovecot where to find the mail server's SSL Key. <br><br> Edit <code>/etc/dovecot/conf.d/10-ssl.conf</code> and add or correct th...
    Rule Unknown Severity
  • Enable the SSL flag in /etc/dovecot.conf

    To allow clients to make encrypted connections the <code>ssl</code> flag in Dovecot's configuration file needs to be set to <code>yes</code>. <br><...
    Rule Unknown Severity
  • Support Only the Necessary Protocols

    Dovecot supports the IMAP and POP3 protocols, as well as SSL-protected versions of those protocols. Configure the Dovecot server to support only ...
    Group
  • Disable Cyrus IMAP

    If the system does not need to operate as an IMAP or POP3 server, the Cyrus IMAP software should be removed.
    Group
  • Disable Dovecot

    If the system does not need to operate as an IMAP or POP3 server, the dovecot software should be disabled and removed.
    Group
  • Uninstall dovecot Package

    The dovecot package can be removed with the following command:
    $ sudo yum erase dovecot
    Rule Unknown Severity
  • Disable Dovecot Service

    The dovecot service can be disabled with the following command:
    $ sudo systemctl mask --now dovecot.service
    Rule Unknown Severity
  • Kerberos

    The Kerberos protocol is used for authentication across non-secure network. Authentication can happen between various types of principals -- users,...
    Group

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