Many practitioners have the mistaken impression that firewalls protect industrial systems while still providing access to industrial data. In fact firewalls do not provide access to data – they provide access to systems. This access can be used to attack PI servers and other systems in DMZs, right through the firewalls. This eBook digs deeper into these problems and suggests an alternative.
Many practitioners have the mistaken impression that firewalls protect industrial systems while still providing access to industrial data. In fact firewalls do not provide access to data – they provide access to systems. This access can be used to attack PI servers and other systems in DMZs, right through the firewalls. This eBook digs deeper into these problems and suggests an alternative.
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