Methods and systems are provided for sharing security risk information between collections of computing devices, such as mobile communications devices, to improve the functioning of devices associated with the collections. The methods and systems disclosed may share security risk information by identifying a security risk response by a first collection and then providing the security risk response to a second collection when a relationship database profile for the first collection indicates the security response may be shared with the second collection. Methods and systems are also provided for determining whether to allow a request from an originating device where the request may have been initiated by a remote device.