Hi, as far as i can see it from here is that you need to change your sources.list file pointing to YOUR deb package mirror. On 09/08/2011 10:20, Emmanuel Seyman wrote: > Hello, all. > > I've setup a squid instance on site so that I can cache .deb files and > speed up on updating our systems (we run a mostly-debian shop). > > I've configured Squid according to the instructions found here: > http://itkia.com/using-squid-to-cache-apt-updates-for-debian-and-ubuntu/ > > and configured apt on all our Debian systems to use squid as an HTTP proxy. > > Whenever I run "apt-get update", I get the followings errors: > > W: GPG error: http://ftp.debian.org squeeze-updates Release: The following signatures were invalid: BADSIG AED4B06F473041FA Debian Archive Automatic Signing Key (6.0/squeeze) <ftpmaster@xxxxxxxxxx> > W: GPG error: http://security.debian.org squeeze/updates Release: The following signatures were invalid: BADSIG AED4B06F473041FA Debian Archive Automatic Signing Key (6.0/squeeze) <ftpmaster@xxxxxxxxxx> > W: GPG error: http://backports.debian.org squeeze-backports Release: The following signatures were invalid: BADSIG AED4B06F473041FA Debian Archive Automatic Signing Key (6.0/squeeze) <ftpmaster@xxxxxxxxxx> > > These errors disappear when I remove /etc/apt/apt.conf.d/proxy and force > apt to work around the proxy. Can anybody tell me what's wrong with the > configuration at the website above ? > > Emmanuel >