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From There to Here (But Not Back Again) - 15 years of Red Hat Product Security

Vincent Danen    //    Mon 24 October 2016    //    Linux    //    rhel security

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This year we celebrated 15 years of Red Hat Product Security. I've not been with Red Hat that long, but I've been doing product security work for longer (slightly over a year longer). I was asked to write a little something to stroll down memory lane with the inter-webs. That …

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Getting started with firewalld

Vincent Danen    //    Sat 15 August 2015    //    Linux    //    centos firewalld iptables rhel security

I'm mostly writing this for my own reference as I spent a bunch of time figuring this out while I was on holidays with some serious oVirt misadventures and didn't document any of what I did, so since I had to reinstall CentOS 7, I'm stuck doing this all over …

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My adventure upgrading RHEL5 to RHEL6

Vincent Danen    //    Wed 23 February 2011    //    Linux    //    rhel kerberos ldap

Well, I've begun the migration and probably picked the hardest machine to start with. One of my goals here was to do a clean migration from a Red Hat Enterprise Linux 5 box to a Red Hat Enterprise Linux 6 box for a specific set of services, and to intentionally …

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The most important updates in Red Hat Enterprise Linux 6

Vincent Danen    //    Tue 23 November 2010    //    Linux    //    techmail rhel

This week's techmail is The most important updates in Red Hat Enterprise Linux 6. Disclaimer: I didn't give it that title. =) It mostly looks at the security features of RHEL6 and what makes it compelling (to me, who is more concerned about security than pretty much anything else) as a …

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runit and supervised services on RHEL/CentOS 5

Vincent Danen    //    Wed 07 April 2010    //    Linux    //    rhel

I'm sure I've mentioned this before, but I maintain a repository of packages for Red Hat Enterprise Linux 5 (arguably these could/should be in EPEL but I've not had time to get into the Fedora side of things as of yet... someone will beat me with a wet noodle …

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