The OpenSSH Secure Shell Server provides secure, encrypted remote access to Linux and Unix systems. The server side is the file authozired_keys in .ssh a user’s primary folder to configure a public-key authentication . Normally, a user gets full access to the system where the authentication...
Centralized directory services such as OpenLDAP or Active Directory (AD) simplify password management for the administrator and the user. In terms of Linux servers, the aspect of SSH authentication via AD is especially interesting. From the point of view of IT security,...
Compiling a Linux kernel is not an everyday occurrence for most administrators. It is all the more important to know the right tools when the time comes. The following article shows examples of how Mainline / Vanilla Kernel and the...
Under certain conditions, the Tor Browser reveals the unveiled IP address of the users. Affected are only Mac and Linux versions of the Firefox bundle, in daily use, the error should affect only a few people. The Tor project...
This article shows how to manually install Oracle’s Java Runtime Environment (JRE) on Ubuntu. By 2011, Oracle JRE was included directly in Ubuntu and Debian. For licensing reasons, however, these packages were removed there. Manually install JRE The following...
The Arduino -Online IDE support with Intel’s help in the future x86-based Linux Computers including migration path to professional IDEs. A fully configured hardware kit is designed to make it easier for embedded developers to get started. Arduino Create ,...
For the analysis of operating system statistics, there are numerous possibilities, but for a rough analysis, it is sufficient in many cases to take the most important components under the microscope. The rrd-using tool serverstats provides quick and easy access to...
The following article shows the uploading of own Ubuntu packages in a reprepro repository. The packages are transferred by dupload via scp to a folder on the repository server where they are processed by reprepro via an inoticoming job. In the examples...
With reprepro simple own package repositories can be created and managed. The tool is located in the Ubuntu repositories and can be used to provide your own packages or to mirror existing repositories. This article introduces reprepro and shows the structure of...
This article gives an overview of the possibilities of some security settings of a Samba server. With regard to security, of course, there are always different options, some of which lead to the same goal. This article shows those configuration...
