
3
INSTALLING PGP
PGP Corporation produces
several different types of PGP
software, from PGP Desktop to
PGP Command Line, and several
different enterprise-level products. We’ll
focus on the desktop PGP software useful
for most people. To an end user, all the ver-
sions behave similarly; they all implement
the OpenPGP standard, after all! The various desktop prod-
ucts do have slightly different features, however, and you
should take those features into consideration when purchas-
ing the software. For example, as of this writing PGP has
two “desktop” versions: Home and Professional. The Home
version provides basic email features, whereas Professional ...