Buffer Overflow Defenses. ©2002, Jedidiah R. Crandall, Susan L. Gerhart, Jan G. Hogle. http://sfsecurity.pr.erau.edu.
Find-and-patch Methods
Software patches – released by vendors a security problem in their software is found to fix the vulnerability.
Programs that block known attacks – Programs that keep a list of known attacks and watch for those attacks on your system.