| Revision History | 
|---|
| Revision 1-18 | Tue 14 Mar 2017 | Mirek Jahoda | 
| | Version for 6.9 GA publication. | 
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| Revision 1-14 | Wed 4 May 2016 | Robert Krátký | 
| | Release of the Security Guide for Red Hat Enterprise Linux 6.8 | 
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| Revision 1-12.4 | Tue Dec 16 2014 | Robert Krátký | 
| | Update to sort order on the Red Hat Customer Portal. | 
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| Revision 1-12.3 | Mon Dec 01 2014 | Robert Krátký | 
| | Updates reflecting the POODLE vuln. | 
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| Revision 1-12.0 | Mon Oct 13 2014 | Miroslav Svoboda | 
| | Release of the Security Guide for Red Hat Enterprise Linux 6.6 | 
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| Revision 1-9.9 | Feb 21 2013 | Martin Prpič | 
| | Release of the Security Guide for Red Hat Enterprise Linux 6.4 | 
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| Revision 1-8.25 | Jun 20 2012 | Martin Prpič | 
| | Release of the Security Guide for Red Hat Enterprise Linux 6.3 | 
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| Revision 1-7 | Dec 6 2011 | Martin Prpič | 
| | Release of the Security Guide for Red Hat Enterprise Linux 6.2 | 
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