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SE Linux Play Machine Over Tor

I work on SE Linux to improve security for all computer users. I think that my work has gone reasonably well in that regard in terms of directly improving security of computers and helping developers find and fix certain types of security flaws in apps. But a large part of the security problems we have […]

Systemd Notes

A few months ago I gave a lecture about systemd for the Linux Users of Victoria. Here are some of my notes reformatted as a blog post:

Scripts in /etc/init.d can still be used, they work the same way as they do under sysvinit for the user. You type the same commands to start and […]

Conference Suggestions

LCA 2015 is next week so it seems like a good time to offer some suggestions for other delegates based on observations of past LCAs. There’s nothing LCA specific about the advice, but everything is based on events that happened at past LCAs.

Don’t Oppose a Lecture

Question time at the end of a lecture […]

DNSSEC

reason=”verification failed; insecure key”

I’ve recently noticed OpenDKIM on systems I run giving the above message when trying to verify a DKIM message from my own domain. According to Google searches this is due to DNSSEC not being enabled. I’m not certain that I really need DNSSEC for this reason (I can probably make DKIM […]