($username) = $ENV{REMOTE_USER} =~ /cyc(?:\\|\/)(.+)/;
($username) = $ENV{REMOTE_USER} =~ /cyc[\/\\](.+)/;
# And to cleanup a little
($username) = $ENV{REMOTE_USER} =~ m{cyc(?:\\|/)(.+)};
($username) = $ENV{REMOTE_USER} =~ m{cyc[/\\](.+)};