Buffer
Overflow Defenses. ©2002, Jedidiah R. Crandall, Susan L. Gerhart, Jan G. Hogle.
http://sfsecurity.pr.erau.edu.
Find-and-patch methods
Examples:
Software patches, anti-virus software
Pros:
•Very effective at preventing
known attacks, or even unknown attacks on known
vulnerabilities
•Usually does not require that
the software be recompiled
Cons:
•Not effective at preventing
attacks on unknown vulnerabilities, or
sometimes unknown attacks on known
vulnerabilities