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 […]
WordPress: Useful Keyboard Shortcuts Editor
If you use WordPress you can speed up your blogging by using the WordPress Shortcuts: Visual Editor: Basics: Ctrl + b = Bold Ctrl + i = Italic Ctrl + c = Copy Ctrl + v = Paste Ctrl + x = Cut Ctrl + a = Select All Ctrl + z = Undo Ctrl […]
WordPress: Enable Distraction Write Mode Editor
If you use WordPress, you perhaps switched off some features long time ago, once i missed was the Editor Fullscreen Mode where the Posting Paper only was shown. To enable it again: Login as User with Editor Rights Enter on Browser Fullscreen (Firefox = F11) Open with the Mouse the “Screen Options” Menu on the […]
Android: Upgrade Downgrade Kindle Fire Firmware Bug
If you use a Amazon Kindle Fire 2015 (45$) Generation “Ford” or other Android Tablets,Smartphones you must know some MAJOR Informations about the Firmware Handling. If you were asked by the Fire OS or Android to “Upgrade” the Firmware OS, DON’T PUSH YES it without READING DETAILS! I prefer ALWAYS NO FIRST! Use ALWAYS a SDCARD […]
PDF/A: Setup Linux CUPS to Print Archive PDF/A
If you have a Office and you have to archive Documents and Prints over Years you should have heard that there is a special PDF Type called PDF/A which is set as default Archiving PDF File Type for decades. To use it you can use the Linux Print Server called CUPS to translate all digital […]
Freifunk: Openwrt Router Setup Mesh Wifi Meshing
Many of Users have asked me what are the Advantages of using Freifunk WIFI Routers at Home? One of my answer’s is that the Freifunk OS Openwrt SUPPORT the “MESH” Technology! This is mostly offered by high end WIFI Accesspoint’s or Industrial Devices. Mesh is a Communication Protocol where minimum 2 Devices handle WIFI Access […]
Android Browser: GNU IceCat the better Android Browser for you?
If you use Android on your Tablet or Phone, and you like to get back more privacy and security you should take a closer look at the GNU IceCat Android Browser: Source: https://ftp.gnu.org/gnu/icecat/38.6.0/ (Outside of Play Store) IceCat need NO Google Account and does not call home, install it and try it. I don’t wanne […]