"On Tuesday, the Linux FreeS/WAN project released free server
software that will use strong encryption to secure any
communications sent between two points on the Internet."
"The new software allows a system administrator to set up what
is known as a secure data tunnel -- a 1,024-bit scrambled channel
between two points over the public Internet. Commercial virtual
private network software can cost as much as US$10,000.
FreeS/WAN, on the other hand, is free and relatively easy to
use. That's why the Electronic Frontier Foundation is excited by
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