SecureDoc5 is introducing a breakthrough technology for the identification and protection of legal documents. Our patent-pending technology embeds hidden encrypted document identification security codes into electronic or paper documents. Every page in the document has its own identification codes, protecting if from any fraudulent activity.

Cobb Innovations, LLC is an innovative company specializing in bringing new scientific technologies to legal document security and paper forensics. We are paper and printing experts that understand the science and relationships between paper, ink and printing processes.


We work closely with the legal community, handwriting experts and law enforcement agencies, investigating fraudulent activities surrounding any legal or questioned document.

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Doug Cobb, Paper Scientist & Forensic Document Examiner

About Us

Doug Cobb is the Innovator of SecureDoc5  is a Paper Scientist and Document Security Expert with over 28 years of professional experience. He applies his expertise towards the resolution of conflicts involving disputed documents, including wills, trusts, checks, contracts, deeds, mortgage documents, prenuptial agreements, voter registration forms, and ballot cards. He specializes in the investigation and analysis of forged or altered documents, specifically where there is suspicion that sections were inserted, modified, or copied/pasted from other sources. 


Doug has introduced two innovative patent pending technologies for advancements in forensic document examination and legal document security, ScanRite Paper ID Technology and SecureDoc5.


Doug's vast experience in wet end and surface & colloid chemistry is instrumental in the evaluation of the relationship of paper and ink. His paper science background brings a scientific perspective to paper and handwriting analysis and document security. He is a frequent presenter at national and international conferences educating document examiners and handwriting examiners.

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Mark Songer - Forensic Document Examiner

Mark Songer is managing partner at SecureDoc5.   Mark is a court qualified expert in Forensic Document Examinations. He provides investigations, reports, and testimony towards the resolution of matters involving disputed documents or signatures, including: wills, checks, contracts, deeds, account ledgers, medical records, and autograph authentication. His other areas of expertise include employment background screening, casino and hotel surveillance systems and operation, proper procedure and protocol in the handling and destruction of classified materials, and the collection, storage and retention of biometric information.

Mark is a former FBI Special Agent and FBI Document Analyst, and was the designated handwriting expert for the Evidence Response Team-Los Angeles. During his tenure in the FBI, Mr. Songer instructed numerous law enforcement officers and examiners in handwriting identification, crime scene investigations and the proper collection of writing samples. He has also developed and implemented Criminal Justice and Forensic Science programs at several institutions of higher learning, including the University of California and La Sierra University. In addition, Mark is a former Adjunct Professor of Forensic Science at National University, San Diego, California and is currently an Adjunct Professor with Bethune-Cookman University, Daytona Beach, Florida. Mark is also a life-time member of the Veterans of Foreign Wars (VFW).