sudo apt install ca-certificates curl gnupg curl -sSf https://apt.vulns.xyz/kpcyrd.pgp | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/apt-vulns-xyz.gpg > /dev/null echo deb https://apt.vulns.xyz stable main | sudo tee /etc/apt/sources.list.d/apt-vulns-xyz.list apt update[kpcyrd.pgp] [reproducible builds]