The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 09, 2025
Filed:
Jan. 29, 2025
Method and system for securing scada and industrial control software through secure-write operations
Vijay Madisetti, Alpharetta, GA (US);
Vijay Madisetti, Alpharetta, GA (US);
Arshdeep Bahga, Chandigarh, IN;
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Abstract
A method of performing secure write operations including receiving a secure write instruction at a programmable-logic controller (PLC), performing a validation operation on the secure write instruction at the PLC, rejecting the secure write instruction responsive to determining the secure write instruction is invalid, and responsive to determining the secure write instruction is valid, verifying a permissibility of the secure write instruction at the PLC by comparing one or more parameters of the secure write instruction to a range of permitted values stored in the PLC, rejecting the secure write instruction responsive to determining the secure write instruction is impermissible, and executing the secure write instruction at the PLC responsive to determining the secure write instruction is permissible.