Method and Apparatus for Providing an Adaptable Security Level in an Electronic Communication
First Claim
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1. A method of communicating between a first correspondent and a second correspondent in a data communication system comprising:
- assembling a data stream at said first correspondent, said data stream having at least one frame, said frame having a header and data;
incorporating in said header, an indication of a frame type; and
forwarding said frame to said second correspondent to enable said second correspondent to determine the acceptability of said frame according to said frame type.
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Abstract
A method of communicating in a secure communication system, comprises the steps of assembling a message at a sender, then determining a frame type, and including an indication of the frame type in a header of the message. The message is then sent to a recipient and the frame type used to perform a policy check.
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Citations
21 Claims
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1. A method of communicating between a first correspondent and a second correspondent in a data communication system comprising:
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assembling a data stream at said first correspondent, said data stream having at least one frame, said frame having a header and data; incorporating in said header, an indication of a frame type; and forwarding said frame to said second correspondent to enable said second correspondent to determine the acceptability of said frame according to said frame type. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method of verifying a communication between a first correspondent and a second correspondent in a data communication system comprising said second correspondent:
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receiving from said first correspondent, a frame having a header and data, said header including an indication of a frame type; determining said frame type from said header; and correlating said frame type to a policy to determine if said frame type is acceptable for at least one attribute of said frame. - View Dependent Claims (18, 19, 20)
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21-30. -30. (canceled)
Specification