Importance

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Abstract

A method of facilitating secure sending of a message from a sender to a recipient over a network, comprising establishing communication between a sender side and a recipient trusted server having knowledge of an encryption key of recipient; obtaining a messaging key comprising a messaging encryption key and a messaging decryption key; exchanging messaging key data between sender side and recipient trusted server such that sender side has knowledge of the messaging encryption key and recipient trusted server has knowledge of the messaging decryption key; encrypting messaging decryption key with recipient's encryption key by recipient trusted server; transmitting messaging decryption key encrypted by recipient's encryption key from recipient trusted server to sender side, and transmitting messaging decryption key encrypted by recipient's encryption key from sender side to recipient and transmitting the message encrypted by messaging encryption key directly from sender side to recipient.

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First Claim