The Targus DEFCON scull (serialized cable lock) is a serialized lock with a pre-set combination. This Targus Laptop security Product finally provides a computer security solution for complete asset protection. The Targus DEFCON serialized cable lock (scull) is 6. 5 Feet of cut-resistant, galvanized steel Cable that loops around any secure object and easily attaches to your laptop computer's lock slot. Our DEFCON scull features a pre-set combination lock in which your IT Manager has access to all combinations via a secure password protected web site. The DEFCON scull is the first laptop computer security Product to offer the benefits and convenience of a keyless security solution. Pack of 25