What is an SPF record? And why use them?

An SPF record is basically a DNS record of the TXT type, which contains information about who may send email from your domain. It is used to avoid spoofing and spam. So how does it work? Basically, when a (decent) email server receives an email that is supposedly originating from [...]

By |2020-03-21T21:08:17+01:00March 21st, 2020|Wiki|0 Comments

Self-Hosting Threema Web

If you use Threema, you probably know of the "Threema Web" feature.But did you know it's open source? So what's Threema Web? It's basically a web application, that connects with your phone and allows you to chat on your desktop through the browser. You can see all your chats in [...]

By |2019-10-19T23:47:00+02:00October 19th, 2019|Tech Support, Wiki|0 Comments

Virtualization on Windows

Now that we covered virtualization on Mac, let's go over to Windows! Microsoft Hyper-V If you have Windows 10 Pro or better (includes Education and Enterprise), then you already have a native virtualization option on board! To enable it, simply open a PowerShell as administrator and type in following command: [...]

By |2019-10-12T10:23:54+02:00October 12th, 2019|Review, Tech Support, Wiki|1 Comment

Linux full-disk-encryption

Just wanted to share a one-liner on how to encrypt a device,partition or volume with cryptsetup (dm-crypt/luks)and options to get you started! The idea is simple: You create a crypto container on a disk/partition/volume/file/whatever, you then unlock that container, and then mount that container to a folder. When you're done [...]

By |2019-10-09T10:49:08+02:00October 9th, 2019|Tech Support, Wiki|3 Comments

OpenVPN clients: A list

Here's a list of OpenVPN clients I recommend for various platforms. Windows Use the official open source community client. https://openvpn.net/community-downloads/ Mac Use the open source Tunnelblick client which is both OpenVPN and GUI in one app. https://tunnelblick.net/ Linux Use your distribution package or compile OpenVPN from source. https://wiki.debian.org/OpenVPNhttps://fedoraproject.org/wiki/Openvpnhttps://wiki.archlinux.org/index.php/OpenVPN Android I [...]

By |2020-03-22T18:37:28+01:00October 6th, 2019|RoadWarrior, Tech Support, Wiki|0 Comments