CentOS Errata and Security Advisory CESA-2010:0817
End Of Life security update for CentOS 3:
As per the upstream vendors errata support policy, updates for CentOS-3
has ended on October 31th 2010.
It is recommended that any system still running CentOS 3 should be
upgraded to a more recent version of CentOS before this date to ensure
continued security and bug fix support.
see also http://wiki.centos.org/HowTos/EOLC3
Thank you to everyone who helped make this project possible.