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Industrial Security means Limes Security. Whether PLC manufacturer, system integrator, mechanical engineer, production enterprise or utility – we are all facing the same challenges. Profit from the know-how of the leading industrial security experts of Limes Security and protect your industrial enterprise and your machinery as appropriate to your needs.


Many organisations develop software. Only few of them also accomplish to do this securely and prevent weak spots. Secure software development starts already in the early stages of the development process. Limes Security has many years of experience in the introduction and improvement of security at software developing organisations.

Lifecycle Requirements for Industrial Systems #Part 1 “Automated vulnerability testing” 20/11/2019

In the area of ISO/IEC 62443-4-1 (Secure product development lifecycle requirements), so-called vulnerability tests are indispensable. In the 4-1 standard, this is defined under ‘Practice 5 – Security verification and validation testing’ in the requirement ‘SVV-3 Vulnerability testing’. The process of “Vulnerability Testing” requires that at least the following areas are considered: Unexpected malicious input: […]

Limes Security is now part of the “Winners’ Club” 12/11/2019

The Best Business Award was presented on November 5th 2019 for the 20th time. With the Best Business Award, the “BBA Forum” brings attention to companies that distinguish themselves in the Danube-Moldau European region through cross-border cooperation. The “Winners’ Club” follows the principle of “learning from the best“. Successful enterprises present their key to success […]

Everything you need to know about the IEC 62443 standard 05/11/2019

IEC 62443 is the security standard for operators, integrators and manufacturers in the industrial sector. It is a set of rules that is intended to provide adequate security for those who implement it.  Why is the ISO/IEC standard 62443 so important? Why, one might ask, is there so much fuss about the ISO/IEC standard? Quite […]