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Upgrading Apache 2.2 OpenSSL security with TLS Interposer
Undoubtedly, you will have heard about the weaknesses of old SSL and TLS protocol versions and ciphers. Web browsers have been updated; but the server administrators are left alone: For stability reasons, many run long-term support editions such as Ubuntu 12.04 LTS. Even without that, most will stick to the reliability of Apache 2.2, hesitant…
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Eliminate BEAST, CRIME, Lucky13, RC4, SSLv3 weaknesses from binary/legacy applications
Security is hard. Security that works with a variety of platforms under a flurry of circumstances with an endless choice of applications is practically impossible. SSL and TLS, the Internet security workhorses, try to achieve this feat … and fail from time to time. While some software has been updated, not all of it has.…
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TimeMachine corruption: Use btrfs 🙂
I do run TimeMachine backups from my MacBook to my Linux server, which is very convenient. However, I sometimes close the MacBook while the backup is going on and walk away. I believe this is the cause for the TimeMachine corruptions that I have once in a while. Even though I tried fixing these TimeMachine…
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Simple versioned TimeMachine-like backup using rsync
Over many years, I have dealt with scripts that do backup versioning, i.e., maintain multiple backups. Due to their flexibility, they have been complex to understand and configure. Here is a simple rsync-based tool with a different focus: The experienced systems administrator who wants to keep his system’s complexity down.
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Using passwordless PostgreSQL login with ownCloud
I like PostgreSQL and ownCloud, but I do not like passwords, especially if they have to stored in plain text in a widely readable configuration file. So, I wanted to use PostgreSQL peer authentication with ownCloud as well.
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teachPress Enhancements for Publication Management (Updated)
TeachPress is a WordPress plugin for managing courses (which I do not need here) and publications with support for BibTeX and referencing publications from posts. The teachPress BibTeX database already contains most of the information about the publications in a structured format. So instead of manually replicating the information in a post, I decided to…