Matt Fiddler is a certified and registered locksmith and Security Professional with over 19 years of experience. Mr. Fiddler's research into lock bypass techniques have resulted in many public and private disclosures of critical lock design flaws. Mr. Fiddler began his career as an Intelligence Analyst with the United States Marine Corps. Since joining the commercial sector in 1992, he has spent the last 19 years enhancing his extensive expertise in the areas of Covert Entry Tool Design, Physical Security Consulting, Computer Forensics and Intrusion Analysis.

Born in Caracas, Venezuela, Tobias came to the United States in 1995 and was granted citizenship in 2000. He has been a professional locksmith for the past 20 years. Tobias is an expert in Covert Methods of Entry and has developed many unique forms of bypass, custom tools, including a decoder for Medeco locks, which was the impetus for the book "Open in Thirty Seconds".