[ Last changed: 1st June 1995 ]
Security Group Seminar, 16th May 1995
What is trust? When people use the term "Trusted Third Party" what
exactly do they mean? Often they don't mean what they think they
- Mark Lomas, University of Cambridge
- Tuesday 16th May 4.15pm
- Room TP4, Computer Laboratory
- TRUSTED THIRD PARTIES
My dictionary gives several definitions, including:
I suggest that if you accept the first definition you will come to
grief. In the context of computer security a better definition might be:
- a firm belief in the reliability or truth or strength etc. of a
person or thing.
- the state of being relied upon.
Systems should be designed such that Trusted Third Parties cannot
avoid leaving evidence of misbehaviour.
- something that is capable of violating your security policy.
PostScript version of slides
Security Group Seminar, 16th May 1995 / Mark.Lomas@cl.cam.ac.uk