Even as the FBI slowly releases details of its Carnivore e-mail wiretap technology, software developers are readying schemes to starve Carnivore of meaningful data.
ChainMail and Sigaba are among the companies promoting encryption technology designed to render any captured e-mail meaningless to third parties. Meanwhile, developers like Privada and Zero-Knowledge offer anonymity to both sender and recipient, so a third party has no idea whose e-mail it is reading. In most cases, you need to rely on your Internet service provider to implement this level of technology, which keeps private your e-mail--right down to its address.
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