Using different smarthosts in your mail environment

Hello guys! I was asked how to configure multiple domains on a Microsoft Exchange server. The reception is very easy: Add the new domain name to your Exchange server and configure your POPcon to collect the mails or configure the MX DNS entry of this domain to your fixed WAN IP. But what about sending … Read more

ekahau Site Survey 9.0 released!

ekahau released version 9.0 with new features: High Capacity Planner: The easiest yet the most comprehensive Wi-Fi capacity planning tool Easily set capacity requirements with the new requirement area tool straight from the toolbar – All you need to know is how many devices your network would need to support If needed, you can always … Read more

Ekahau Site Survey 8.7.1 released!

Change Log Version 8.7.1 New features: Access Point selection box can now be quick-searched and the most recently used access points are remembered Added new regulatory domains for Asian region: China, Singapore and New Zealand. Greetings from Ekahau team from halfway around the globe! Improvements: Ekahau Site Survey startup time has been optimized by about … Read more

Ekahau Site Survey version 8.7.0 released!

Ekahau released a new version of their brilliant site survey tool. You can find the download here. Changelog Version 8.7.0 Copy & paste Wi-Fi planning (predictive design) elements: APs, walls, floor alignment points, etc. Adjust heatmap opacity to make the floor plan more visible Quick AP coverage toggling Selecting an access point on the map … Read more

New hardware exposed: The SOPHOS64!

Sophos released their new hardware SOPHOS64 with 64-Bit technology! No… just kidding ­čśÇ I transformed an old Nintendo 64 to a case for my UTM hardware: I needed to grind a screwdriver to┬árelease the screws: Hardware from 1996 :-> I bend the CPU cooler from my┬áIntel BLKD2500CCE board to fit in the case: Washing the … Read more

Please plan your network infrastructure… At first!

Dear all, please: Plan your network infrastructure. Buy the hardware. Don’t do the opposite! Once again, I was ordered to a company to configure the already bought switches (they didn’t contact me before to plan it correctly). I went to the datacenter and saw the HPE 5700 series switches… without a fan, only a power … Read more

Ransomware Simulator

Kevin Mitnick and KnowBe4 released a ransomware simulator. This windows-based tool is testing different ransomware infections.┬áRanSim does not alter any existing files on disk. Ransomware is hard to catch because it has always an unknown file signature and downloads bad code after it starts. With this tool you can check if you Anti-Virus has such … Read more

Free SSL certificate from Let’s Encrypt!

  I’m using an Intel Compute Stick with an USB 3.0 harddisk as my “Home-Server”. The stick has Windows 10 pre-installed: I installed Serviio for streaming to my Samsung TV and I also installed XAMPP to run my ownCloud (8.0.x). In the past I used a self-signed certificate for HTTPS but I want a free … Read more