JAP can also be installed on a dedicated machine, for example on a proxy or firewall. JAP now serves as a privacy gateway for the entire company, and there is no need to install software on the user's workstation. How it works JAP acts as a local proxy between the browser and the insecure Internet. All web pages requested by the browser go directly to JAP, and are multiply encrypted there. Multiple layers of encryption protect all messages.
All messages have the same length.
An adversary may observe all communication links, however he cannot decide which incoming and outgoing packet belongs to each other. A surfer remains anonymous within the group of all users of the service. Certainly, the system protects your privacy as long as at least one Mix works correctly. Unfortunately nobody knows whether a Mix is actually trustworthy or not. Remember that the entire chain has to be corrupt to successfully observe the user's activities.