Network and data security software for use in protecting computers, computer networks, and mobile devices; security software for use in detecting, protecting against, and blocking attacks on and unauthorized access to computers, computer networks, and mobile devices; software for detecting computer security attacks, computer and email viruses, spam, spyware, adware and malware; software for protecting computer networks from computer security attacks, computer and email viruses, spam, spyware, adware and malware; network and data security software for use in detecting and preventing the accidental, unintended, or unauthorized dissemination, discovery, capture or use of sensitive information or data; software for use in detecting violations of rules and data policies and for enforcing rules and data policies