Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 14, 2008
0Patent Application Number
108399150
Date Filed
May 6, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides methods, systems and apparatus for encrypting and for decrypting a data stream, for securely sending a data stream and for securely receiving a data stream, and for secure transmission of a data stream. The data stream, after at least a part of it being encrypted, is transmitted from a sender to a receiver via a channel. An exemplary method for encrypting comprises: adjusting encryption attributes during transmission; encrypting the data stream according to the adjusted encryption attributes; and transmitting the encrypted data stream and information of the encryption attributes to the receiver.
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