@inproceedings{1371980, author = {Ren, Shangping and Kwiat, Kevin}, title = {A Non-Intrusive Approach to Enhance Legacy Embedded Control Systems with Cyber Protection Features}, booktitle = {ARES '08: Proceedings of the 2008 Third International Conference on Availability, Reliability and Security}, year = {2008}, isbn = {978-0-7695-3102-1}, pages = {1180--1187}, doi = {http://dx.doi.org/10.1109/ARES.2008.24}, publisher = {IEEE Computer Society}, address = {Washington, DC, USA}, }