[tor-talk] I've yet to understand <clock skew> attacks on hidden services

[grarpamp]

> EVERYONE should be running NTP, of course, not the relatively few that do.
> If you happen to still be on a windows machine, here is a FREE utility

And if you prefer the open source NTP standard that everyone else uses...

http://support.ntp.org/bin/view/Main/ExternalTimeRelatedLinks

And I'm quite certain that XP and newer have adequate native knobs,
though likely only in ntpdate via cron fashion.