There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.
Documentation
Module Install Instructions
To install , copy and paste the appropriate command in to your terminal.
cpanm PMH/secprog-tpc2002-1.tgz
perl -MCPAN -e shell
install PMH/secprog-tpc2002-1.tgz
For more information on module installation, please visit the detailed CPAN module installation guide.