this post was submitted on 23 Apr 2024
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Linux
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From Wikipedia, the free encyclopedia
Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991 by Linus Torvalds. Linux is typically packaged in a Linux distribution (or distro for short).
Distributions include the Linux kernel and supporting system software and libraries, many of which are provided by the GNU Project. Many Linux distributions use the word "Linux" in their name, but the Free Software Foundation uses the name GNU/Linux to emphasize the importance of GNU software, causing some controversy.
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Security is not a binary variable, but managed in terms of risk. Update your stuff, don't expose it to the open Internet if it doesn't need it, and so on. If it's a server, it should probably have unattended upgrades.
Interesting opinion, I've always heard that unattended upgrades were a terrible option for servers because it might randomly break your system or reboot when an important service is running.
That only applies to unstable distros. Stable distros, like debian, maintain their own versions of packages.
Debian in particular, only includes security patches and changes in their packages - no new features at all.* This means risk of breakage and incompatibilitu is very low, basically nil.
*exceot for certain packages which aren't viable to maintain, like Firefox or other browsers.