Recently, I was looking for an IMAP client for Android. I’ve read some reviews of CloudMagic – Email App and I though I’ll give it a try. To my surprise, it appears to be stealing credentials.
If you’re a Debian Wheezy (7.x) user, you’re stuck to use Apache 2.2.x. Apache 2.4.x packages are available in the upcoming Debian Jessie (8.x), now in testing, however it’s not possible to install them on Wheezy.
If you need to use some of the features present only in Apache 2.4.x, it’s easy enough to build deb packages yourself.
For those who just want to download pre-built packages, you can get them from here: https://www.virtall.com/files/debian/wheezy/
Below, building instructions.
Continue reading ‘Building Apache 2.4.x deb packages for Debian Wheezy (7.x)’ »
Tonight, I’ve noticed rather lengthy break-in attempt from one of IPs owned by Microsoft. According to whois, 22.214.171.124 is owned by Microsoft Brasil – Microsoft Informatica Ltda., Brazilian subsidiary of multinational Microsoft.
The attack is ongoing, and it’s just a small part of the log. What the hell are they looking for?
Continue reading ‘Why is Microsoft trying to break into one of my servers?’ »
Bitbucket has a bit imprecise documentation about pushing an existing code to their repo. If you have an existing directory without git control, and would like to push it to bitbucket, you may get the following error:
No refs in common and none specified; doing nothing. Perhaps you should specify a branch such as 'master'. Everything up-to-date
Here is how to solve it.
Here are some quick notes on how to change the timezone on CentOS, RedHat, Debian, Ubuntu and similar Linux systems.
Continue reading ‘Changing timezone manually on CentOS / Debian’ »
Here are some arcconf usage examples.
Continue reading ‘arcconf on Linux: examples’ »
Very often, you don’t want the SSL (https://) version of your websites to be crawled by the robots.
Here is how to achieve it under Apache and nginx.
WHM/cPanel is one of the most successful web hosting control panel. Especially popular among shared hostings, it came to me as a surprise that it lets you read files which belong to other users, including those containing database credentials (like, the whole contents wp-config.php belonging to other user’s WordPress installation, or configuration.php, being yet another user’s Joomla config file).
tcpdump can be quite useful for finding malware on a a busy server, where temporarily stopping the traffic will affect many users and thus is not recommended.
Note that it will be only useful if the malware is connecting to some external servers.
Continue reading ‘using tcpdump to detect malware presence’ »
If you ever wanted to use your Postfix with multiple SSL certificates for different domains, here is how.
Continue reading ‘Postfix and multiple SSL certificates’ »