Types: deb URIs: {{.MirrorURL}} Suites: {{.Codename}} {{.Codename}}-updates {{.Codename}}-backports Components: {{.Suites}} Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg ## Ubuntu security updates. Aside from URIs and Suites, ## this should mirror your choices in the previous section. Types: deb URIs: {{.MirrorURL}} Suites: {{.Codename}}-security Components: {{.Suites}} Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg