It would actually be better to honor the sysadmins instruction and install the untrusted packages rather than adding the packages to the blacklist
--- /usr/bin/unattended-upgrade 2014-04-02 13:52:19.000000000 -0700 +++ /usr/bin/unattended-upgrade.local 2015-01-15 17:26:47.273378190 -0800 @@ -1028,7 +1028,8 @@ logging.error("Download finished, but file '%s' not " "there?!?" % item.destfile) sys.exit(1) - if not item.is_trusted: + if not item.is_trusted and not apt_pkg.config.find_b( + "APT::Get::AllowUnauthenticated", True): blacklisted_pkgs.append(pkgname_from_deb(item.destfile)) if conffile_prompt(item.destfile): # skip package (means to re-run the whole marking again -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1167053 Title: untrusted packages silently added to blacklist To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unattended-upgrades/+bug/1167053/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs