Outlook-Daten exportieren
Für unsere Migration weg von Kolab und Outlook hin zu SOGo und Thunderbird haben wir (etwas spät) feststellen müssen, dass es keine vernünftigen Konverter gibt – Thunderbird kann nur theoretisch...
View ArticleTAOFirewall2 Revision 3 erschienen
Heute wurden erstmals über Qemu virtualisierte Windows-Gäste über die TAOFirewall2 geschützt. Dabei sind zwei Bugs in configure_iface.sh aufgetaucht, die durch eine Besonderheit von test und ein...
View ArticleMac OS X and Univention Samba
It took us a while to get this hipster crap OS X to play nice with our Samba server (UCS 2.4). In the default settings, the access rights would be completely insane (732 and similar impossible...
View ArticleRSA encryption in JavaScript and PHP
For a new project (password management application), I’m investigating the usage of RSA in JavaScript and PHP. Had I known the amount of bullshit ahead of me beforehand, I’d have resorted to sticky...
View ArticleImproving Apache2 log format
While the default format for Apache logs has some benefits (the CLF is understood by many log analyzers), it’s very awkward zu read (only one space separating entries) and difficult to parse on the...
View ArticleAccount multiplexing (ab-)using SSH key authentication
We’ve often run into the problem of how to deal with multiple users sharing one account, since I don’t really want to deploy LDAP auth for external servers – pam_ldap is notoriously unstable and a PITA...
View ArticleSOGo: A free groupware solution
It’s kinda depressing what a long way a seemingly trivial matter like “shared address books and calendars” can go. History Originally, our company used Microsoft Exchange and Outlook, but this was...
View ArticleWindows: System Error 1219
Probably the single most dreaded error when it comes to handing network shares. Multiple connections to a server or shared resource by the same user, using more than one user name, are not allowed....
View ArticleRSA encryption in JavaScript and C++
JS is not exactly blindingly fast, that much is commonly agreed. But how slow is slow? For our password management webapp, I wrote a Qt client, which uses the QtWebKit native bridge to access a native...
View ArticleUnlinked files and seemingly empty full partitions
$ df -P /dev/sda3 Filesystem 1024-blocks Used Available Capacity Mounted on /dev/sda3 8256952 7007368 830160 90% /var $ df -i /dev/sda3 Filesystem Inodes IUsed IFree IUse% Mounted on /dev/sda3 524288...
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