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Yokogawa ProSafe-RS R4.01.00 earns ISASecure® EDSA Level 1 cybersecurity certification

Research Triangle Park, North Carolina, USA (07 Sept 2017) – Exida, LLC announced that it has certified the Yokogawa ProSafe-RS to the ISASecure® Embedded Device Security Assurance (EDSA) certification level 1.The Yokogawa ProSafe-RS Safety Control System is Yokogawa’s second product to be certified to the ISASecure Conformance Scheme. Yokogawa also has a DCS Controller product certified to ISASecure EDSA.

The ISASecure® Embedded Device Security Assurance (EDSA) certification demonstrates to Yokogawa’s customers that the company is committed to the safety and security of their products.

Based on IEC 62443 standards, ISASecure assures that the ProSafe-RS Safety Control System is free of known cybersecurity vulnerabilities and robust against network attacks. In addition, the ISASecure certification provides assurances that the ProSafe-RS is managed under a secure development lifecycle and will maintain its security capabilities as the product is changed and maintained over its lifecycle. 
The ISASecure registration and certificate for the ProSafe-RS Safety Control System can be viewed on the ISA Security Compliance Institute (ISCI) web site (
“We are pleased to see the maintenance of the ISASecure® EDSA certificate for the Yokogawa ProSafe product,” stated Andre Ristaino, ISCI Managing Director. “Yokogawa continues to demonstrate their leadership in cybersecurity through their participation and contributions in the ISASecure program.”


About Yokogawa
Yokogawa's global network of 113 companies spans 60 countries. Founded in 1915, the US$3.5 billion company engages in cutting-edge research and innovation. Yokogawa is active in the industrial automation and control (IA), test and measurement, and aviation and other businesses segments. The IA segment plays a vital role in a wide range of industries including oil, chemicals, natural gas, power, iron and steel, pulp and paper, pharmaceuticals, and food. Targeting this segment, Yokogawa helps companies maximize their profits by offering a wide range of highly reliable products and working with the subsidiary KBC Advanced Technologies to provide premium solutions and services. For more information about Yokogawa, please visit

About exida
exida is a certification and research firm specializing in safety critical/high availability automation systems, control system cybersecurity, and alarm management. exida has performed more process control safety certifications than any other company worldwide. exida’s main offices are located in Sellersville, PA, USA and Munich, Germany and has worldwide operations with service centers in Brazil, Canada, Mexico, Netherlands, and New Zealand, Singapore, Japan, South Africa, and the United Kingdom.
About the ISA Security Compliance Institute (ISCI)
Founded in 2007, the ISA Security Compliance Institute’s mission is to provide the highest level of assurance possible for the cyber security of industrial automation control systems (IACS).

The Institute was established by thought leaders from major organizations in the industrial automation controls community seeking to improve the cyber security posture of Critical Infrastructure for generations to come. ISCI Members include Chevron, ExxonMobil, Aramco Services, Honeywell, Invensys (now Schneider Electric), Yokogawa, exida, Codenomicon, CSSC, and IPA-Japan.

The Institute’s goals are realized through industry standards compliance programs, education, technical support, and improvements in suppliers’ development processes and users’ life cycle management practices. The ISASecure® designation ensures that IACS products conform to industry consensus cyber security standards such as IEC 62443, providing confidence to users of ISASecure products and systems and creating product differentiation for suppliers conforming to the ISASecure specification.

ISASecure® is a registered trademark of the ISA Security Compliance Institute.
Press Contacts:

Michael Brazda
Marketing and Operations Manager

Andre Ristaino
Managing Director