If you use a Amazon Fire TV Stick you perhaps want to replace TV Speakers with a Audio System. To get a 3,5mm Audio Stereo Signal you can take a Ligawo HDMI to DVI Box. It splits the 2.1 Stereo Audio Signal from digital to 2.1 Analog Signal. You can plugin: Headphones use at Office […]
Category: Howto
Security: Isolated Browser eMail Programs
If you want to be more secure, on Linux you can isolate used programs on different Users! All you need is installed by default! Howto: Add a new User for eMail and Browser to the System with: $sudo adduser mailuser $sudo adduser webuser now install if not installed by default “gksu” User Switch $sudo apt-get […]
Security: Protection Against Cryptware Wannacry
You heard perhaps last day’s about the major problems of Attacks to Systems with the “WannaCry” Crypto Ware Howto protect yourself? Enable the Firewall on Windows Systems!! Always! Update daily the Virus Scanners and Windows Patches! Disable and CLOSE Ports you never need! SMB Protocol is a open unencrypted Transfer Protocol! Use a second Router […]
MediaWiki: Purge All Users hold Page Content
If you use MediaWiki to hold your Infos, you perhaps want to Mirror the wiki to other Locations or drop all Users but hold the Content? You can do it with onboard tools: On the Source: Login into the Console of the Webserver go to /webspace/wiki/maintenance run here: php dumpBackup.php –full > backup.xml tar or […]
Chrome Browser: Disable Password Passphrase Autologin Seahorse
Today i got a call and was asked how to STOP Seahorse from asking with a Passphrase Popup after opening Chrome or Chromium Browser: Seems that google implementated a new Tool for Security to Prevent Access to STORED Browser Passwords, BUT this won’t work on Desktops with USER AUTOLOGIN like Lightdm! Howto: open a Terminal an enter […]
Google: Chrome Browser RSS Reader
If you use a Chrome or Chromium Browser, the google RSS Extension can help you to stay “up to date” Howto install: Open the Browser and enter: chrome://extensions select “get more extensions” now on the App Store filter “by google” left and search rss google install it then you will find the installed tool on […]
Linux Console: SSH Echo Last User LOGIN Info
If you use SSH Logins to your Systems, you perhaps want to know, who logged in last days and from which IP Address. Screenshot SSH Login Echo LAST Info: Howto: Open the .profile File at your Home with a Editor and enter: clear last -n 4 This will echo after login the last 4 Logins […]