The Key Man San Antonio Pro Locksmith is Always up to date by law! (B15802101)Certified license by Department of Public Safety (DPS Locksmith And Security Service department) regulates the private security profession in Texas. The Department of Public Safety (DPS) regulates the private security profession in Texas. DPS protects the public by conducting fingerprint-based background checks on applicants, investigating and resolving complaints, and taking disciplinary action against licensees or seeking criminal prosecution of those who perform private security services without a license. The private security profession includes armed and unarmed security guards, personal protection officers, private investigators, alarm systems installers and monitors, armored car couriers, electronic access control device installers, and locksmiths. DPS regulates the private security profession under the authority of the Texas Occupations Code, Chapter 1702 and the related administrative rules.