Enhanced security of process control instruments
US-2024210907-A1 · Jun 27, 2024 · US
US8938784B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8938784-B2 |
| Application number | US-201314109468-A |
| Country | US |
| Kind code | B2 |
| Filing date | Dec 17, 2013 |
| Priority date | Sep 17, 2008 |
| Publication date | Jan 20, 2015 |
| Grant date | Jan 20, 2015 |
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An authorization device for authorizing operations of a remote server requested from user computers via a data communications network includes a computer interface configured to connect to a local user computer for facilitating communication with the remote server via a data communications network, a user interface configured to present information to a user, and control logic. The control logic is adapted to use security data accessible to the control logic to establish, via the local user computer, a mutually-authenticated connection for encrypted end-to-end communications with the server; collect from the server, via the connection, information indicative of any operation requested via a different connection to the server and requiring authorization by the user; and present the information to the user via the user interface to prompt for authorization of the operation.
Opening claim text (preview).
What is claimed is: 1. An apparatus for controlling operations of a server requested from one or more user computers via a data communications network, comprising: memory configured to store rule data defining operations requiring authorization by one or more authorizing users; and authorization logic adapted to: in response to a request from a user computer to perform an operation, to determine from the rule data whether authorization by at least one authorizing user is requir…
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