Follow the steps below if you have EFI Secure Boot enabled and need to sign VirtuaBox Kernel Modules.
- Install the virtualbox package
sudo apt install virtualbox
- Create a personal public/private RSA key pair which will be used to sign kernel modules
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-hwe-5.8/linux-modules-5.8.0-48-generic_5.8.0-48.54~20.04.1_amd64.deb | |
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-signed-hwe-5.8/linux-image-5.8.0-48-generic_5.8.0-48.54~20.04.1_amd64.deb | |
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-hwe-5.8/linux-modules-extra-5.8.0-48-generic_5.8.0-48.54~20.04.1_amd64.deb | |
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-meta-hwe-5.8/linux-image-generic-hwe-20.04_5.8.0.48.54~20.04.32_amd64.deb | |
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-hwe-5.8/linux-hwe-5.8-headers-5.8.0-48_5.8.0-48.54~20.04.1_all.deb | |
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-hwe-5.8/linux-headers-5.8.0-48-generic_5.8.0-48.54~20.04.1_amd64.deb | |
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-meta-hwe-5.8/linux-headers-generic-hwe-20.04_5.8.0.48.54~20.04.32_amd64.deb | |
http://archive.ubuntu.com/ubuntu/pool/main/l/linux-meta-hwe-5.8/linux-generic-hwe-20.04_5.8.0.48.54~20.04.32_amd64.deb |