Patent ID: 9544300
Date: 2017-01-10
CPC Classifications: G05B,H04L

Claim:
1. A method for providing device-specific operator data for an automation device connected to a data network via a network access switch in an automation installation, comprising: utilizing, by the automation device, at least one authentication credential having a first period of validity to authenticate itself to an authentication server in the automation installation including the data network and the network access switch; and prompting, based on an existence of current device-specific operator data having a second period of validity from an installation operator of the automation installation for the automation device, the current device-specific operator data to be linked to the authentication credential of the automation device and being linked to at least one authentication credential by a policy enforcement server in the automation installation including the data network and the network access switch, said automation device enquiring at regular intervals of time whether current device-specific operator data from the installation operator are existent for the automation device; wherein the first period of validity of the at least one authentication credential is different than the second period of validity of the current device-specific operator data.