CST- Crime Science Technology SAS – is an innovative
company founded in 2010 by fiduciary and forensic experts.

CST is specialized in designs, manufactures, and sells
of security solutions. CST is actively working on a brand-new technology called
Optical Variable Material O.V.M® combining chemical properties & optical
effects which particular purpose is to ensure the authenticity of security
papers and documents such as identity card, passports, or banknotes. It
introduces new security features and a new additional level of control.