Why does FreeBSD not use the Linux kernel?

John Levine johnl at iecc.com
Wed Jun 17 18:53:26 UTC 2020

In article <CAHu1Y70aEvfupOGJysK_kqdeOBJ13JPLkKxKOVCHPfcWtGfVmQ at mail.gmail.com>,
Michael Sierchio <kudzu at tenebras.com> wrote:
>The chief difference from my perspective is that it is possible in FreeBSD
>to create a monolithic kernel and prohibit the loading of kernel modules,
>foiling one step in the chain of a rootkit.  It's especially convenient for
>embedded devices, security appliances, etc.

There's also the rather important difference that FreeBSD uses a BSD
license rather than the GPL, which makes it a lot more practical for
devices that are shipped as appliances.


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