USPTO Patent Grants - Networking (H04L)

Data processing system peripheral device management using component certificates

USPTO granted Patent US12598081B2 to Dell Products L.P. covering methods for managing data processing systems using digital certificates to authenticate and control peripheral device functions. The system employs a management controller operating independently of the CPU to enable or disable peripheral functions including Reliability, Availability, and Serviceability (RAS) reporting. The patent establishes intellectual property rights for digital certificate-based device authentication in computing environments.

Facilitating token use authentication for access tokens using stochastic images

USPTO granted patent US12598072B2 to Capital One Services, LLC on April 7, 2026, covering methods for facilitating token use authentication using stochastic images generated by machine learning models. The patent describes a system that detects authentication requests, retrieves previously displayed images, generates new images using stochastic ML models, and authenticates users based on image selection recognition. The patent contains 19 claims and was filed on November 10, 2023.

Network access using hardware-based security

USPTO granted patent US12598078B2 to Sophos Limited covering hardware-based security for network authentication. The patent describes endpoint devices using hardware-bound security systems to authenticate to enterprise networks, with cryptographically validated challenge-response protocols. The patent was applied for on February 15, 2023, under application number 18110051, with 20 claims granted.

Atlassian patent, access controls for authenticated and public users

The USPTO granted Patent US12598189B2 to Atlassian Pty Ltd covering a content collaboration system that manages dual access controls for authenticated users and unauthenticated public users. The system provides synchronized content caching and hierarchical visibility controls for publicly accessible digital content across enterprise environments.

Privileged account security system and method for managing access

USPTO granted patent US12598187B2 to Saudi Arabian Oil Company for a system and method managing privileged account access. The technology disables privileged accounts upon creation and enables them only after user authentication for elevated rights requests, reducing the likelihood of system compromise. This is a routine IP event establishing enforceable patent rights for the assignee.

Dynamic generation of digital certificate requests

The USPTO granted patent US12598077B2 to Zebra Technologies Corporation for a method of dynamically generating digital certificate requests using CSR input templates. The patent covers a server-based system that transmits CSR templates with dynamic field definitions to multiple client devices, receives completed CSRs with attribute values, and installs corresponding digital certificates. The patent was filed on September 23, 2022, and contains 16 claims.

Detection and survival method against adversarial attacks on automated systems

The USPTO granted Patent US12598075B2 to Morgan State University covering methods for device authentication and intrusion detection in BACnet MS/TP building automation networks. The patent describes an extended message format using hashed device identifiers and physical unclonable functions (PUFs) to prevent adversaries from exploiting known device IDs. The invention reallocates data field bytes to create an extended header CRC field for transmitting authentication hashes.

BOE Technology info security issuing system patent, Apr

BOE Technology info security issuing system patent, Apr

Salesforce multi-tenant data access control with cloud token security

USPTO granted Salesforce patent US12598193B2 covering fine granularity control of data access and usage across multi-tenant systems. The system validates user access requests against data source permissions and creates cloud-specific tokens converted from cloud-neutral tokens, establishing temporary IAM roles and policies with automatic expiration.

Intelligent Resource Allocation Based on Security Profile of Edge Device Network

USPTO granted Patent US12598186B2 to Bank of America Corporation covering a system for intelligent resource allocation in edge device networks using quantum computing simulations for security testing. The system includes edge devices executing computing tasks, a resource deployment subsystem for anomaly detection, and a quantum computing subsystem for executing simulated attacks across network configurations to determine security scores and optimal deployments.

KPMG AZSA Blockchain Patent - Standardized Crypto Data Analysis

The USPTO granted Patent US12598087B2 to KPMG AZSA LLC for a cryptographic asset blockchain processing system that standardizes blockchain data analysis across multiple implementation methods. The invention converts blockchain transaction data (quantity, unit price, transaction partners) into a standardized format for accounting audits and large-scale data analysis. The patent contains 18 claims and was filed on August 25, 2021.

Correlating Remote Attestation Quotes with VNF Resource Allocation

The USPTO granted Patent US12598085B2 to Telefonaktiebolaget L M Ericsson (publ) on April 7, 2026. The patent covers methods for correlating remote attestation quotes with virtualized network function (VNF) resource allocation events to ensure VNF components operate in legitimate contexts. The patent names four inventors and includes 23 claims covering the attestation correlation methodology.

Raytheon cryptographic device verification using hash challenge-response

The USPTO granted Patent US12598083B2 to Raytheon Company covering systems and methods for electronic device authenticity verification using hash challenge-response protocols. The patent discloses methods for generating stimuli, recording responses, hashing those responses, and comparing resulting keys against root node hash values for device verification. The patent contains 20 claims and is classified under CPC H04L 9/3278 and related cryptographic hash categories.

Cryptographic method certifies backup data retention lock status

USPTO granted Patent US12598082B2 to Dell Products L.P. on April 7, 2026, covering a cryptographic method for certifying retention lock status of backup data in deduplication storage systems. The patent describes encrypting retention lock status to create a certified token that can be inspected and audited by backup software. The invention addresses opaque data not interpreted by filesystems, returning retention lock information in cleartext format.

Method for deriving a partial signature with partial verification

USPTO granted patent US12598076B2 to Orange for a method of deriving a partial cryptographic signature for a subset of messages. The invention generates anonymized signature elements and verification elements allowing selective message subset verification while maintaining signature integrity.

Monitoring in distributed computing system

USPTO granted Mastercard International Inc. Patent US12598069B2 covering methods and systems for monitoring services in distributed computing environments. The patent, with 20 claims, describes coordinated monitoring processes where computing nodes track service performance and share monitoring information across the distributed system. The patent was filed on July 2, 2024, establishing intellectual property rights in distributed monitoring technology.

Systems and methods for distributed trust model and framework

USPTO granted Patent US12598071B2 to Cable Television Laboratories, Inc. covering a distributed trust management system for network communication ecosystems. The patent includes 20 claims directed to trust specification, analysis, evaluation, and monitoring engines for managing trust relationships between participating entities in a network.

Methods and systems for a 2-qubit multi-user quantum key distribution protocol

USPTO granted Patent US12598062B2 to Huawei Technologies Canada Co., Ltd. covering a method of quantum key distribution using 2-qubit entanglement among three parties (operator O, Alice, and Bob) for multi-user QKD. The patent includes 12 claims related to qubit measurement, encoding, CHSH inequality verification, and quantum key reconciliation.

Managing Data Encryption During System Upgrades - Red Hat Patent

The USPTO granted Patent US12598065B2 to Red Hat, Inc. covering a system for managing data encryption during system upgrades. The patent contains 20 claims related to detecting component upgrades on computing devices with encrypted data, deactivating links between PCR values and decryption keys prior to boot, provisioning alternative network server links for key authorization, and updating PCR values post-boot.

History access for end-to-end (E2E) secure content

USPTO granted Patent No. US12598061B2 to Cisco Technology Inc. for a method enabling secure access to historical cryptographic keys by new joiners to encrypted conversations. The invention uses an encrypted skip list that can be stored on untrusted servers, providing logarithmic complexity random access and log-scale overhead for linear access to conversation content.

Clock security for statistical object generation

The USPTO granted Invisinet Technologies LLC Patent US12598063B2 for clock security methods in cryptographic keying information generation. The patent covers operating an activation agent to access clock values and generate keying information including clock offsets and async reset values through an object activation service.

Distributed encryption key allocation - Zoom Communications

USPTO granted patent US12598060B2 to Zoom Communications, Inc. for a distributed encryption key allocation system enabling customers of a communications platform to control their own encryption keys for encrypting and decrypting data including conference recordings, voicemails, emails, and calendar tokens. The patent covers a key broker server mapping encryption requests to customer key management servers based on user identifiers.

End-to-end transport layer security

The USPTO granted Wells Fargo Bank, N.A. Patent US12598059B1 for end-to-end transport layer security. The invention covers methods for establishing session keys between start, end, and intermediate nodes for data encryption and MAC generation, with encrypted data relayed without intermediate node re-encryption. This is a standard patent grant conferring exclusive rights to the assignee.

Similarity Calculation System with Homomorphic Encryption

USPTO granted patent US12598057B2 to NEC Corporation on April 7, 2026, covering a similarity calculation system using homomorphic encryption. The system enables secure distance calculations between vectors where one vector remains encrypted on a similarity calculation apparatus while the other is input from a terminal. The invention uses weighted distance tables and additive homomorphic encryption to compute ciphertext sums of element distances.

Mutable Digital Asset Storage Units for Decentralised Peer-to-Peer Verification

The USPTO granted Patent US12598058B2 to British Telecommunications Public Limited Company covering methods for managing mutable digital asset storage units in a decentralised peer-to-peer storage network using cryptographic verification. The patent includes 19 claims relating to selection criteria rules, cryptographic processing functions, and version management of storage units across peer computing systems.

Rakuten Symphony NGDU managing multiple radio carriers O-RAN 847 units

USPTO granted Patent US12598046B2 to Rakuten Symphony, Inc. covering a Near-Real Time Distributed Unit (NGDU) designed to manage multiple radio carriers in Open Radio Access Network (O-RAN) architectures. The patent describes technology for mapping CPRI ports connecting radio units to distributed units, enabling efficient communication management across O-RAN networks.

Round trip time (RTT) measurement based upon sequence number

The USPTO granted Cisco Technology, Inc. Patent US12596568B2 covering systems and methods for measuring packet round trip time (RTT) in networks using sequence numbers. The patent describes determining expected ACK sequence numbers and comparing them with received sequence numbers to calculate network latency. Cisco is the assignee with six named inventors.

Cloud controller message broker, wireless WebSocket communications

USPTO granted patent US12596597B2 to Ruckus IP Holdings LLC on April 7, 2026. The patent covers HTTP-based message broker architectures enabling communications between cloud-based controllers and network devices of wireless communications networks via WebSocket tunnel connections. The patent includes 14 claims relating to cloud controller messaging systems and gRPC proxy acknowledgments.

Systolic Parallel Galois Hash Computing Device Patent Grant

USPTO granted Patent US12596530B2 to Secturion Systems, Inc. for a systolic parallel Galois hash computing device. The invention comprises multiple circuits processing data packets using multipliers and exclusive-OR gates to compute Galois hashes, applicable in FPGA and integrated circuit implementations. The patent includes 19 claims covering the hardware architecture for cryptographic hash operations in networking applications.

System for data archival in a blockchain network and a method thereof

The USPTO granted patent US12596674B2 to National Payments Corporation of India for a blockchain data archival system. The invention enables archiver nodes and non-archiver nodes to maintain, query, and retrieve transaction data across a distributed blockchain network using specialized archival ledgers and data management modules.

Maintaining availability of critical information in a distributed storage network

USPTO granted patent US12596598B2 to Pure Storage, Inc. covering methods and apparatus for maintaining availability of critical information in distributed storage networks using dispersed storage error encoding. The patent protects technology for identifying, encoding, and distributing critical information across multiple storage units to ensure operational continuity.

Palantir cloud resource manager cryptographic key generation

USPTO issued Patent No. US12596590B2 to Palantir Technologies Inc. covering systems and methods for managing cloud resources including cryptographic key generation for data buckets. The patent includes 20 claims and covers a method for receiving bucket creation requests, generating cryptographic keys, and provisioning data buckets in cloud platforms.

Communication method and communications apparatus

The USPTO granted Patent US12592798B2 to Huawei Technologies Co., Ltd. covering a method for network devices to determine timing information using reference signals and synchronization signal blocks. The patent, with inventors Lili Zheng and Hongping Zhang, contains 20 claims and relates to H04L communication technology.

User terminal and radio communication method

USPTO granted patent US12592796B2 to NTT DOCOMO, INC. on March 31, 2026. The patent covers user terminal and radio communication methods involving Hybrid Automatic Repeat reQuest-ACKnowledge (HARQ-ACK) timing for downlink shared channel reception across multiple services. The patent names six inventors and is classified under CPC codes H04L 1/1861 and related communication protocols.

Secure Element Authentication Using Over-the-Air Optical Communication

The USPTO granted Patent US12592773B2 to Microsoft Technology Licensing, LLC covering a system for secure element authentication using over-the-air optical communication between devices. The technology enables two systems to establish secure communications by emitting and detecting light signals within a predefined field of view, preventing unauthorized interception. The patent includes 20 claims and covers CPC classifications H04L 63/0861, H04L 63/0428, and H04B 10/114.

Communication identifier padding in a communication network

USPTO granted patent US12592791B2 to Telefonaktiebolaget LM Ericsson (publ) covering a method for padding communication identifiers to hide their actual length for privacy purposes. The patent describes determining padding extent so identifiers conform to a set of allowed lengths with uniform differences between most lengths. The assignee and named inventors are John Mattsson and Prajwol Kumar Nakarmi.

Computing system to manage security protocols for multiple electronic messaging providers based on domain delegation

The USPTO granted patent US12592972B2 to Klaviyo, Inc. covering domain delegation security methods for managing bulk email across multiple electronic messaging providers. The patent describes assigning sub-subdomains to email sending providers and administering security protocols based on those assignments. Invented by Joseph Gracey, the patent contains 19 claims.

System and method for security control over data flows in distributed computing systems

The USPTO granted patent US12592973B2 to Caber Systems, Inc. covering methods and systems for detecting security issues within computing environments by analyzing data flows to determine links between data sources and metadata. The patent, filed as Application No. 18732293, provides a framework for identifying security policy ambiguities and potential security issues, then taking preventive actions.

Cisco Patent - Path Visibility, Packet Drop, and Latency Measurement

The USPTO granted Cisco Technology, Inc. Patent US12592987B2 covering techniques for measuring packet path visibility, packet drops, and latency in networked computing environments using service chaining data flows. The patent includes 20 claims and was assigned to inventors Sonu Kumar Khandelwal, Hasmit S. Grover, and Sundeep Singam Setty.

Systems for Malicious Website Detection Using Machine Learning

The USPTO granted Patent US12592967B2 to BTblock for systems that detect and prevent navigation to malicious websites using machine learning. The patent covers technology that extracts URLs, compares them against domain name databases of safe and unsafe sites, and uses machine learning models trained on updated databases to enhance detection capabilities. Invented by Thomas Olofsson, the patent contains 20 claims and was filed April 19, 2024 under application number 18641082.

Communication method and apparatus for AI network security

USPTO granted Patent US12592960B2 to Huawei Technologies Co., Ltd. on March 31, 2026, for a communication method improving AI network security via anti-attack policies. The patent covers obtaining anti-attack policy information, determining training or inference data based on that information, and using data source blocklists, trustlists, preprocessing methods, or data enhancement techniques to protect AI models in network environments.

Quantum-based adaptive deep learning framework for securing network files

USPTO granted Bank of America patent US12592961B2 for a quantum-computing based file remediation system using quantum generative adversarial networks (QGAN). The system receives network files, runs deep learning on quantum circuits when file attribute scores deviate from baselines, and generates remediated files. Assignee: Bank of America Corporation.

Dynamic cloud workload reallocation based on DRAM Rowhammer attacks

USPTO granted Oracle International Corporation Patent US12592962B2 for a system and method of identifying and mitigating memory bit flips in cloud infrastructure. The technology monitors low-level memory space in DRAM instances to detect bit flips, verifies sustained bit flips (potentially Rowhammer attacks) versus transitory errors, and migrates workloads from affected computing instances. Application 18410717 was filed January 11, 2024, with 20 claims granted.

Security scoring for typographical errors using probabilistic model

USPTO granted patent US12592965B2 to Microsoft Technology Licensing, LLC for a system and method of generating transformation error probabilities to predict typographical errors using a probabilistic graphical model. The patent covers security scoring based on character-by-character transformation analysis of training data containing historical typographical errors.

Network Security Policy Application via Non-Equal Boundary Search Tree

USPTO granted patent US12592970B2 to Fortinet, Inc. covering systems and methods for applying network security policies using a non-equal boundary search tree. The patent, with inventors Frederick Tang and Shushan Wen, contains 22 claims related to network traffic policy enforcement. Application 18208376 was filed June 12, 2023.

Network Access Control Using Risk-Based Versioning

The USPTO granted Patent US12592971B1 to Calix, Inc. covering a method for controlling network access between clients and servers using application software versioning to determine client risk levels. The technology employs different program sets based on risk assessment, using high-security programs for high-risk clients and a combination of high and low-security programs for lower-risk clients, with potential implementation in zero trust network access systems.

Netskope patent detects malicious C2 cloud traffic, blocks malware

The USPTO granted Patent US12592959B2 to Netskope, Inc. on March 31, 2026. The patent covers technology for detecting and blocking malicious command and control (C2) cloud traffic by using a network security system that reroutes cloud traffic, analyzes incoming requests, identifies malicious resources, and prevents transmission to those resources while maintaining availability of legitimate resources.

Methods and apparatuses for detecting and localizing faults using machine learning models

USPTO granted patent US12592953B2 to Telefonaktiebolaget LM Ericsson for methods of detecting and localizing network faults using machine learning models. The patent covers pre-processing procedure-level time series data across multiple network nodes for training ML anomaly detection models. The patent contains 17 claims and was filed August 1, 2022.

Amazon patent detects abnormal network activity using traffic analysis

USPTO granted Amazon Technologies, Inc. Patent US12592946B1 covering methods for dynamically detecting abnormal network activity through traffic analysis. The system extracts key features from monitored network traffic, aggregates data by dimension (such as region), generates statistical distributions, and applies thresholds to identify anomalous behavior that may indicate malicious activity.

Palo Alto Networks two-layer ML malware detector

USPTO granted Palo Alto Networks patent US12592948B2 for a two-layer machine learning malware detection system that classifies network traffic across multiple protocols. The invention correlates network sessions by source indicators and uses protocol-specific first-layer classifiers to improve cross-protocol malware detection accuracy. The patent contains 25 claims covering the ML architecture, classification methods, and system configurations.