Provided are an IC and a method for automatically tuning process and temperature variations. Access to the encrypted data is granted based on the originating computer’s ability to successfully send the data encryption keys, via an electronic connection, to a remote computer and have the remote computer decrypt the encryption keys and transmit them back to the he originating computer. The cover has a modified dovetail shape with flared bottom portions that slideably engage guides for reciprocal opening and closing sliding motion. A method of monitoring the physiological and behavioralcognitive health status of an ambulatory subject involves monitoring in a primarily passive fashion, irrespective of the active collaboration of the subject. The projecting portion projects out of the second opening portion.