IntroductiontoMobileMalware·Chapter1 11 Attack Types The following content is primarily related to attacks that are launched against mobile devices rather than those used to audit them. In general, you'll notice many terms with the term "blue" attached, helping identify it as a Bluetooth type attack. Hacking Defaults A technique used to hack into devices or software that utilizes knowledge of default passwords, settings, and/or configurations. Denial-of-Service (DoS) An attack designed to disrupt and/or deny use of a device, service, or network. Exploit Software or actions taken that leverage a vulnerability to perform unintended actions. For example, a bad actor may create an exploit to execute arbitrary code on a vulnerable operating system that requires a patch to fix a flaw in the code.