The only way to make sense of it is to have the right digital key. With ZipLip this is a prearranged password, while PGP uses electronic signatures to ensure authenticity. In both cases the message remains unreadable until decoded by the recipient. Web browsing presents greater challenges, because there are many ways an unscrupulous Web designer can get information about you, or otherwise use the 2-way connection to his own ends. These small files are inserted onto your computer by a Web site and are typically used as tracers.
Cookies are tremendously useful when used scrupulously.
Unfortunately, not all Web sites fall into this category. The easiest way to protect yourself against cookies is to disable them completely. You can also determine which cookies already exist within your computer. Use your computer's Find File tool to search out this item. This contains a list of all the sites you've visited.