PKI has not been widely successful, partly because users don’t trust digital signatures.  Give some reasons for that distrust. 

Give a specific example of how inference control might be implemented in a database.

For a public-key encryption system (such as PGP), list some reasons for and against using the same key pair for both encryption and signature.

Answer rating: 100% (QA)

The public key infrastructure has not been so successful in terms of working with digital signatures ... View the full answer