Description of problem: An attempt to update ends up with the following error from yum: Package tcpdump-3.9.4-4.fc5.i386.rpm is not signed and this aborts all pending updates. 'libpcap' packages are unsigned too. This applies to tcpdump-3.9.4-10.fc6 and libpcap-0.9.4-10.fc6 packages from FC6 updates as well and at least x86_64 too. Version-Release number of selected component (if applicable): tcpdump-3.9.4-4.fc5 tcpdump-3.9.4-10.fc6
*** This bug has been marked as a duplicate of 232523 ***