Traditional password management practices can be cumbersome and prone to human error. Users often resort to using simple passwords or reusing passwords across multiple systems to make them easier to remember. This practice significantly increases the risk of a successful cyber-attack. Moreover, when employees leave a company or change roles, ensuring that their access is revoked can be challenging, further increasing security risks.
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Password keys or passwords are used to restrict unauthorized access to PLCs and HMIs. These passwords can prevent casual or malicious alterations to the system configurations, programs, or operational states. or operational states.