sectool-0.9.4-5.fc12.x86_64 has missing requires of librpm.so.0()(64bit)
sectool-0.9.4-5.fc12.x86_64 has missing requires of librpmio.so.0()(64bit)
sectool-0.9.4-5.fc12.x86_64 was an update in f12, after preupgrade to f13rc the package was not updated for only sectool-0.9.4-4.fc13.x86_64 is available until now.
Repackaging sectool to 0.9.4-5 as in f12 or -7 as in rawhide would help.
sectool-0.9.5-1.fc13 has been submitted as an update for Fedora 13.
sectool-0.9.5-1.fc13 has been pushed to the Fedora 13 stable repository. If problems still persist, please make note of it in this bug report.