Changeflow GovPing Telecom & Technology Trust Metadata for Network Packets
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Trust Metadata for Network Packets

Favicon for changeflow.com ChangeBridge: Patent Grants - Networking (H04L)
Published March 31st, 2026
Detected March 31st, 2026
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Summary

The USPTO granted US Patent 12592936B2 to Dell Products L.P. for a method of adding trust metadata to network packets. The invention prepends a data confidence fabric header containing hardware/software metadata to data streams before transmission across a network. The patent includes 20 claims covering methods and systems for establishing packet-level trust verification.

What changed

USPTO granted Patent US12592936B2 to Dell Products L.P. (inventors: Pankaj Pande, Stephen J. Todd) for a method of embedding confidence metadata in network packets. The patent covers receiving a data stream at a node, prepending a data confidence fabric header containing hardware and software metadata, and transmitting the enhanced packet to another node. The technology enables first-packet trust verification using metadata about the originating hardware and software.

Technology companies developing network equipment, cybersecurity products, or packet inspection systems should review the patent claims for potential licensing needs or to assess freedom-to-operate. The patent does not impose compliance obligations but establishes exclusive rights that could affect competitive product development. Patent US12592936B2 is now enforceable against potential infringers.

Source document (simplified)

← USPTO Patent Grants

Extra seal of trust/confidence on first-packet data

Grant US12592936B2 Kind: B2 Mar 31, 2026

Assignee

Dell Products L.P.

Inventors

Pankaj Pande, Stephen J. Todd

Abstract

One example method includes receiving, at a node of a data confidence fabric, a data stream, prepending, by the node, a data confidence fabric header to the data stream so as to create a prepended data stream, and the data confidence fabric header includes confidence metadata relating to the data stream, and transmitting, by the node, the prepended data stream to another node of the data confidence fabric. The confidence metadata includes metadata about hardware and/or software associated with the data in the data stream.

CPC Classifications

H04L 63/123 H04L 63/126

Filing Date

2023-03-24

Application No.

18189676

Claims

20

View original document →

Named provisions

Data Confidence Fabric Header Confidence Metadata Hardware and Software Metadata Network Node Transmission

Classification

Agency
USPTO
Published
March 31st, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US12592936B2

Who this affects

Applies to
Technology companies
Industry sector
3341 Computer & Electronics Manufacturing 5112 Software & Technology 5170 Telecommunications
Activity scope
Patent Grant Network Security Technology Data Packet Processing
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Cybersecurity Telecommunications

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