Русско-англо-русский юридический словарь

unfair competition. Unjust and often illegal attempt to gain unfair competitive advantage through false, fraudulent, or unethical commercial conduct. Examples include below-cost selling, counterfeiting or imitation, dumping, misleading advertising, rumor mongering, trademark or trade secret infringement. (BusinessDictionary)

Competitive Action. Strategic or tactical action firm takes to build or defend its competitive advantages or improve its market position. (Website of University of South Florida)

Information warfare (IW) is a concept involving the battlespace use and management of information and communication technology (ICT) in pursuit of a competitive advantage over an opponent. (Wikipedia)