The safety of your home, office or vehicle should never be compromised. Locksmith companies like Frank Security Locks help ensure that you remain safe and secure no matter where you are or what time of day or night it may be. Keeping you and your personal belongings safe is our number one priority. Not only do we provide basic locksmith services that include rekeying, key duplication, broken key extraction, installation of new locks or replacing old ones we also offer more advanced services such as installing security systems, safes and master keys to better protect your valuables and make life a little more convenient. We are the ultimate locksmith service provider in Cambridge, MA. Don't take our word for it. Take a look at our amazing feedback and testimonials.