Specialized blog with informative contents destined to a public with marked technical profile, in order to improve knowledge and create a culture about the security in Internet.
Post related to: Firewall
The main security standards and best practice guidelines in industrial cybersecurity include as a requirement the need for a user authentication system. The options involve implementations in each device of this system or being integrated into a centralised user authentication system. One of the most-used options is the use of the LDAP protocol, but there are a number of points to consider in the design phase, which are key when implementing a specific centralised user management system for industrial control systems, under LDAP.
Control system networks have grown immensely in recent years, something similar to what happened with the explosion of IT networks in the 1980s. This growth is happening somewhat chaotically, promoted mainly by productive needs and by the lack of joint definition of network administration managers for IT and OT, instead of doing it by thinking of the future, scalability and security.
The defence in depth and, especially, the definition of Zones and Conduits is a subject considered by many experts as a "theoretical" matter. However, with the help of this article, the user will understand its applicability by explaining the keys to approach the creation of Zones and Conduits, as well as the elements that come into play.