Jonathon T. Giffin Mihai Christodorescu Louis Kruger Strengthening Software Self-Checksumming via Self-Modifying Code. 23-32 2005 conf/acsac/2005 ACSAC http://doi.ieeecomputersociety.org/10.1109/CSAC.2005.53 db/conf/acsac/acsac2005.html#GiffinCK05