Method and device for guaranteeing authenticity of digital data

EP4747999A1Pending Publication Date: 2026-05-27SIEMENS AG
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Patent Information

Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
SIEMENS AG
Filing Date
2024-08-22
Publication Date
2026-05-27

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Abstract

In the method for guaranteeing authenticity of digital data, data are considered that are digitally signed with a pre-quantum signature and the method comprises the steps of generating a time stamp and digitally signing the pre-quantum signature together with the time stamp using a post-quantumg signature.
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