Letter: W

weakness
Definition: A shortcoming or imperfection in software code, design, architecture, or deployment that, under proper conditions, could become a vulnerability or contribute to the introduction of vulnerabilities.
Related Term(s): vulnerability

white team
Definition: A group responsible for refereeing an engagement between a Red Team of mock attackers and a Blue Team of actual defenders of information systems.
Related Term(s): Blue Team, Red Team

work factor
Definition: An estimate of the effort or time needed by a potential adversary, with specified expertise and resources, to overcome a protective measure.

worm
Definition: A self-replicating, self-propagating, self-contained program that uses networking mechanisms to spread itself.