TMA Lomas, B Crispo, "A New Certification Scheme", in Proceedings of the Fourth Cambridge Workshop on Cryptographic Protocols (1996), Springer LNCS series pp 19-32  Home/Search   Document Not in Database   Summary   Related Articles   Check

....or dual control protocol can put things right. Any discussion of insider attacks must assume that there exist procedures for dealing with misbehaving insiders, ad indeed for detecting misbehaviour in the first place. This can be done with non escrowed key management protocols (see for example [16]) but appears more difficult when escrow is a requirement. 2.7 Problem 7 MOAC The GCHQ protocol defines an extension which provides a simple message origin authentication check . This is a digital signature computed on the contents of the message, and nothing else. By way of contrast, the ....

TMA Lomas, B Crispo, "A New Certification Scheme", in Proceedings of the Fourth Cambridge Workshop on Cryptographic Protocols (1996), Springer LNCS series pp 19-32

....or dual control protocol can put things right. Any discussion of insider attacks must assume that there exist procedures for dealing with misbehaving insiders, and indeed for detecting misbehaviour in the first place. This can be done with non escrowed key management protocols (see for example [16]) but appears more difficult when escrow is a requirement. 2.8 Problem 8 MOAC The GCHQ protocol defines an extension which provides a simple message origin authentication check . This is a digital signature computed on the contents of the message, and nothing else. By way of contrast, the ....

TMA Lomas, B Crispo, "A New Certification Scheme", in Proceedings of the Fourth Cambridge Workshop on Cryptographic Protocols (1996), Springer LNCS series pp 19-32

....or dual control protocol can put things right. Any discussion of insider attacks must assume that there exist procedures for dealing with misbehaving insiders, and indeed for detecting misbehaviour in the first place. This can be done with non escrowed key management protocols (see for example [14]) but appears more difficult when escrow is a requirement. 2.7 Problem 7 clear security labels In the original NSA Message Security Protocol, the label describing the security classification of the contents of an encrypted message is also encrypted. The GCHQ version adds an extension which ....

TMA Lomas, B Crispo, "A New Certification Scheme", in Proceedings of the Fourth Cambridge Workshop on Cryptographic Protocols (1996), Springer LNCS series pp 19-32

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