25.02.2007, Hamburg, Germany - A metal key on white background. (key, keys, metal key, security, front door, door, home key, safety key, safety, castle, metal, product, solution, theft, property, open, opening, close, closing, shut, shutting, shut off, lock, locking, backup, insecurity, encryption, encrypt, encoding, closure, protection, access, blade, key bittings, bittings, teeth, symbol, symbolic, symbolical, marble, marble background, studio shot, background, white, white background, nobody, horizontal) 00W070225D007CAROE.JPG [MODEL RELEASE: NOT APPLICABLE, PROPERTY RELEASE: NOT APPLICABLE (c) caro images / Westermann, http://www.caro-images.com, [email protected] - In case of using the picture for any non-editorial purpose, please contact the agency - the picture is subject to royalty!]