The following information has been gathered by the combined effort of many terrific contributors to the grc.leaktest newsgroup.
Security is a constantly moving target and a never ending challenge.
Therefore, the following results are expected to be accurate only for the first version 1.0 of LeakTest. When version 2.0 is created it is likely that these results will change. The ONLY WAY automatic rule creation could ever be safe would be if their provided database were to include pre-computed SHA1 hash signatures for known programs. For some reason I was unable to get TPFW to work on my main dual-processor Windows 2000 workstation. I wanted to use it since it is fully multi-processor compatible and ZoneAlarm is not.