Author Archives: Matthias Scheler

Movie of the Week: The Martian

Posted on 16 October, 2015 by Matthias Scheler

After reading Andy Weir‘s novel The Martian I wondered how long it would take until somebody tries to turn it into a movie and more importantly if that movie would be any good. When I learned that no other than … Continue reading →

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SSL Certificate Agility with Postfix

Posted on 25 July, 2015 by Matthias Scheler

RFC 4492 and RFC 6460 introduced a number of TLS ciphers based on elliptic curve cryptography (ECC). While some of them are designed to work with RSA keys (which is what most encrypted website on the Internet are using at … Continue reading →

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DNSSEC for UK domains

Posted on 31 May, 2015 by Matthias Scheler

I finally got around to enable DNSSEC (Domain Name System Security Extensions) for my primary domain zhadum.org.uk. This extra layer of protection makes it much harder to forge DNS entries for my domain. Following the steps in this tutorial the … Continue reading →

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