I try to install a rootkit to test chkrootkit, so I tried many rootkits from github and after I do make, I try insmod xxx.ko, but it dispalys this error: "insmod: ERROR: Could not insert module xxx.ko: Operation not permitted" Can someone please help me to resolve this problem?
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Are you using Ubuntu? – Pilot6 Oct 06 '20 at 18:35
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yes, I'm using ubuntu 20.04.1 – Sonia Slimani Oct 06 '20 at 18:42
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Are you using `sudo` with `insmod`? – Pilot6 Oct 06 '20 at 18:47
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yes I used sudo insmod xxx.ko – Sonia Slimani Oct 06 '20 at 18:47
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Disable Secure Boot in BIOS. – Pilot6 Oct 06 '20 at 18:57
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Thank you, I'm new on ubuntu, how to do this please? – Sonia Slimani Oct 06 '20 at 19:02
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It is actually part of your BIOS for the computer you are using. Go into the BIOS during boot and disable it. – SimpliFixed Oct 06 '20 at 19:04
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1Does this answer your question? [Why do I get "Required key not available" when install 3rd party kernel modules or after a kernel upgrade?](https://askubuntu.com/questions/762254/why-do-i-get-required-key-not-available-when-install-3rd-party-kernel-modules) – Pilot6 Oct 20 '20 at 06:51