Last Thursday I gave a talk (in German) in our local Chaostreff in Heidelberg — the NoName e.V. The main topic was to introduce the various cryptographic algorithms used in modern cryptography and to give practical advice how to improve the default configuration even further. The talk mainly focuses on …
read more31st Chaos Communication Congress
Just at the end of last year I went to the 31c3, the annual hacker's conference organised by the Chaos Computer Club. I've been following this event via the streams and by watching the recorded videos for many years. This time, however, I actually made my way to Hamburg. Even …
read moreAnnual Colloquium 2014
Last Monday and Tuesday this year's most important event of the HGS Mathcomp (my graduate school) took place — the Annual Colloquium. Being part of the organising committee we stepped into the footsteps of the previous ACs and planned it as a short two-day conference with graduate students presenting their project …
read moreAutomatically encrypt root mails sent off-site
Motivation
Especially for server's which are required to run 24/7 it is absolutely crucial that one stays updated on the machine's status. E.g. using programs like the
read moresmartddaemon of smartmontools provides a good method to detect ageing hard disk long before failures actually occur. Like many other …LinuX, SSDs and disk encryption
Last week I updated the OS on my SSD-only laptop to Debian Jessie and I thought that would be a good opportunity to finally set up full-disk encryption(FDE) on that machine as well. Against my usual policy I did not do so initially fearing the possible performance drawbacks from …
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