Embodiments of the present invention disclose a method, computer program product, and system for determining security factors associated with an operating environment for a computer through a wireless network. The computer identifies one or more local computers operating within range of wireless communications to the computer through a wireless network. The computer determines a current operating environment corresponding to the one or more identified local computers. The computer determines a current security value for the current operating environment corresponding to identities and security of the identified local computers. The computer identifies data corresponding to the current operating environment, the data corresponding to a current time period of the current operating environment. The computer determines security information corresponding to the current operating environment, wherein the security information includes a familiarity of the computer to the current operating environment, and a historical security of the computer in the current operating environment.