I download httpd-debuginfo-2.0.59-1.i386.rpm from the
archives.apache.org together with the keys
On doing step (a) and (b)
a)gpg --import KEYS
b)gpg -verify httpd-debuginfo-2.0.59-1.i386.rpm
gpg: ify: skipped: public key not found
gpg: httpd-debuginfo-2.0.59-1.i386.rpm: encryption failed: public key not found