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Key management utility for the APT Package Manager on Debian and Ubuntu. Note: apt-key is now deprecated (except for the use of apt-key del in maintainer scripts). More information:

  • List trusted keys:

apt-key list

  • Add a key to the trusted keystore:

apt-key add {{public_key_file.asc}}

  • Delete a key from the trusted keystore:

apt-key del {{key_id}}

  • Add a remote key to the trusted keystore:

wget -qO - {{https://host.tld/filename.key}} | apt-key add -

  • Add a key from keyserver with only key ID:

apt-key adv --keyserver {{}} --recv {{KEYID}}