I once wrote a scanner similar to this for Symantec in C++. As I recall it used a hybrid between the Wu-Manber and Boyer-Moore search algorithms to search a mil

I once wrote a scanner similar to this for Symantec in C++. As I recall it used a hybrid between the Wu-Manber and Boyer-Moore search algorithms to search a million lines of text for thousands of signatures simultaneously in approx 0.004s as I recall.