It is possible to encrypt a file for secure transmission or backup using a strong cryptographic algorithm on Linux. We do that using OpenSSL:
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It is very easy to create a simple proxy via an SSH connection to a remote server. Here’s how you do it:
KDE is a great desktop environment and its killer feature has always been the great level of customization that you can perform. In this post I look at adding support for MD5, SHA256 and other file checksum operations to the right-click context menu. This will allow you to do an MD5sum or SHA256sum of ISO images or other files right from within the GUI.
Even though I use KDE as my desktop environment I find KDE’s K3b optical disk burning tool too buggy for my taste. Gnome’s Brasero, on the other hand, is simpler and works perfectly. K3b is well integrated into KDE and you can easily right-click on a file in Dolphin and choose to burn it to a DVD with K3b. Let’s see how we can integrate Brasero into the KDE right-click context menus for easy access.