UnattendedUpgrades is since Debian 9 a part of default installation.
Only with graphical desktop environment, its activated.
For server systems, the following basic configuration is required:
If you get a certificate from a customer and you should implement it in some piece of software (for example nginx). The first step is to compare the received files.
After this check the displayed hash should [Read more…]
Introducing of two different examples to check your E-Mail-Server for an open relay.
Open relay is an E-Mail server configured in such a way that it allows anyone [Read more…]
Time Machine is a backup utility developed by Apple. It is included in Mac OS X since MAC OS X version 10.5 alias “Leopard”. The software is designed to work with the Time Capsule as well as other internal or external drives.
Only with this trick [Read more…]
Everything work fine I can manage everything, but if security is important for you, you should look at the solution. [Read more…]