A method for the prophylaxes and treatment of psoriasis, allergies and auto-immune disorders of the skin, the treatment of sensitive skin, or a combination thereof, which comprises applying cis-6-hexadecenoic acid, or a salt or ester thereof. The conductive areas can be a plurality of conductive areas corresponding for example to tilt degrees of 0, 15, 30, 45, and 60 respectively in a left orientation and 0, 15, 30, 45, and 60 respectively in a right orientation. Prior to granting access to the network server, the network server authenticates the user by sending an authentication request to an authentication server. The power supply voltage is determined in consideration of reliability of a tunneling insulating film of an MTJ memory cell.