Yes, but there have been a few known security or firewall issues which need to be addressed should they occur. By now they may have been fixed completely. This includes Windows Vista and 7.
Windows xp service pack 3 is an updated package, which includes all previously released windows xp updates including security updates & hotfixes.It allows pc's with windows xp as operating...
Windows XP Service Packs are collections of updates, fixes and/or enhancements. You can learn more about Service Packs below.
http://en.wikipedia.org/wiki/Service_pack
A service pack contains a lot of updates and new programs. Service pack 3 is the same, but many people have had problems with it. You might want to stick with service pack 2 for awhile.