This came up in an earlier post. When travelling or using public hotspots the traffic is mainly through a router to everyone can sniff or see any one elses packets. So to make this a secure and safer experience for everyone with out your own VPN Server and or access to one may i suggest using http://www.hamachi.cc/ .A great free service that presently is open to Linux and Windows OS and soon to OSX.
The nice thing you will access to your computer at home as well.
Opps there is an OSX version running in beta.
http://files.hamachi.cc/osx
The nice thing you will access to your computer at home as well.
Opps there is an OSX version running in beta.
http://files.hamachi.cc/osx