A locksmith is a professional who specializes in installing, repairing, and adjusting locks and security systems. They work with various types of locks, including those for doors, safes, vehicles, and electronic security systems. Locksmiths also provide services such as key cutting, lock rekeying, and emergency lockout assistance. Some locksmiths specialize in advanced security solutions, such as access control systems and high-tech locking mechanisms. read full review »