Category: Linux

Kernel 3.18 now available in el6-testing

Well, hasn’t it been a long time since I’ve posted here! Just a quick announcement that I’ve posted kernel 3.18.14-1 in the el6-testing repo with the aim to replace the current 3.14.x based kernels with 3.18.x. Current testing shows a seemless upgrade and as of right now, no issues have been reported. As always, feedback …

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Announcing Xen 4.5.0 for EL6 and EL7

After a week of hard work, I’m happy to announce Xen 4.5.0 testing packages for both EL6 and EL7. These work on CentOS, Scientific Linux and RHEL. Packages can be downloaded from: EL6 – EL7 – Testing and feedback welcome – and as always, bug reports welcome.

Two factor SSH auth with Yubikeys

A while ago I wrote about how to do this exact thing but with an older version of openssh. If you’re running a newer version of SSH, then the command syntax has been updated somewhat. Firstly, once you’ve got your yubikey, you’ll need to enable EPEL for EL6/7 and install the pam_yubico package. You’ll then …

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Hardening SSH in EL6

So I’ve been a bit paranoid of late when reading of the actions of the NSA – and looking at the default configs of sshd that ship with distros like EL6, there is a lot that can be done – however it requires updating to a newer openssh version than the ones that ship with …

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Avoid CentOS 7 / RHEL 7 for now

I’ve been looking at the latest release of RedHat Enterprise 7 and its ‘clone’ CentOS 7 recently. Sum it up in a single word? DAFUQ? (is that technically one word?). If you currently run EL6, for $diety’s sake, stay on it. There are so many problems at the moment that you are much better to …

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