1. A method for multi-context security policy management in a networked computing infrastructure, the networked computing infrastructure having one or more elements, the method comprising: generating a first security context based at least in part on one or more first security attributes regarding communication between a computing device and the computing infrastructure; generating a second security context based at least in part on one or more second security attributes regarding communication between the computing device and the computing infrastructure; receiving a request from the computing device for access to at least one of the one or more elements of the computing infrastructure; receiving one or more security policy definitions for the at least one of the one or more elements, wherein the one or more security policy definitions define conditions for access to the at least one of the one of the one or more elements; and determining whether to grant the computing device access to the at least one of one or more elements based on the first security context, the second security context, and the one or more security policy definitions of the at least one of the one or more elements.