‘Homomorphic Evaluation of the AES Circuit’, by Professor Smart and co-authors Shai Halevi and Craig Gentry at IBM's TJ Watson Research Laboratory, is one of five winners of the Pat Goldberg Memorial 2012 Best Papers in CS, EE and Math.
The citation declares that the paper ‘represents a large step forward in the advancement of fully-homomorphic encryption’.
For details of the paper and the full citation, see the news item on the Computer Science webpages.