In-depth technical article on privacy risks of the Smart Browsing feature.

If you live outside the US you are forced to use the 40 bit version of Navigator or Communicator. Downloading and installing Fortify will give your 40 bit browser, 128 bit encryption strength.

Provides an overview and workaround of this vulnerability.

A flaw exists in Netscape Navigator that could allow an attacker to masquerade as a legitimate web site if the attacker can compromise the validity of certain DNS information.