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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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Ubuntu Apache update broke “Listen” command
[Updated 2013-07-28: Corrected “https” to “http” in Listen] After a recent Apache update, Apache 2.2.22 (on Ubuntu 12.04 LTS “precise”) the following message appeared in the Apache error log: [error] Server should be SSL-aware but has no certificate configured [Hint: SSLCertificateFile] ((null):0)
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Dealing with Apple .mobileconfig Configuration Profiles Quirks
During the preparation of the iOS/OS X SOGo autoconfiguration tool, I noticed a few quirks. In order to make it easier for others to use these profiles, I am documenting what is missing in the official documentation or does not work according to specs (i.e., which is broken), in the hope that .mobileconfig files will…
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Automatic SOGo configuration for iOS (iPhone/iPad) and MacOSX (and more)
Apple provides a lot of autoconfiguration for their groupware (Mail, Address Book/Contacts, iCal Calendar) on their Desktop OS X systems and their mobile devices. However, some of this autoconfiguration was there before there were agreed-upon standards, which especially plagues Contacts and Calendar when working with the excellent SOGo groupware. Especially the AddressBook on OS X…
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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…
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How to create DNSsec DANE TLSA entries
Rationale One of the most promising features for DNSsec is the ability to tell a client which certificate to expect when connecting via Transport Layer Security (TLS). RFC 6698 specifies how TLS Authentication information can be put into DNSsec. So when you ask for the IP address of the server, you can simultaneously obtain the information which…
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Utilizing Cloud Storages for iSCSI: Is Security really expensive?
