Key Distribution For Secure Communication TRIZ Cases
- 4G User Terminal Positioning Validation via Satellite and Base Station Channel Measurements
A 4G user terminal validates its position by exchanging satellite data with proximity base stations for network authentication.
- Hierarchical Threshold Signature Wallet Key Management
A hierarchical threshold signature scheme partitions private key shares to enable secure digital asset wallet transactions.
- Elliptic Curve Key Derivation for Secure File Sharing
Elliptic curve Diffie-Hellman key pairs derive shared secrets to produce primary encryption keys for secure content distribution.
- Server Node Authentication via Hardware Secure Channel
Hardware secure channels exchange shared secrets between server nodes to authenticate concurrent merges without relying on untrusted service processors.
- Biometric Authentication Using Homomorphic Encryption and Masking Codes
A biometric authentication system uses homomorphic encryption to process masked cryptograms without exposing raw data.
- Nonvolatile Memory True Random Number Generation via Threshold Voltage Manipulation
A nonvolatile memory controller manipulates threshold voltage distributions to generate true random numbers without dedicated hardware.
- Electronic Device Blockchain Transaction Authentication
An electronic device generates identification data and requests digital signatures from an external hardware wallet to process blockchain transactions.
- Distributed Key Storage for Secure Cloud Data Deletion
A distributed architecture encrypts files with specific keys and stores those keys remotely from the data to ensure secure access control.
- Certificate Manager Automating Renewal and Deployment
A certificate manager system automates renewal and deployment of security credentials for multi-tenant cloud environments.
- Physically Unclonable Function Circuit for Secure Identification Key Generation
A physically unclonable function circuit generates identification keys using semiconductor process variations.
- Distributed Key Storage Node Authentication
Requesting device selects trusted storage nodes via authorization tokens and authentication listings, reducing data loss risk while maintaining accessibility.
- Regulatory Terminal Key Management for Blockchain Privacy
A regulatory terminal issues and manages ID keys via homomorphic encryption, resolving the trade-off between security and operational complexity.
- Standalone Wearable Device Configuration via Cryptographic Key Association
Cryptographic keys associate the wearable with family accounts, enabling standalone calendar and media access without continuous smartphone dependency.
- IoT Device Isolation via Distributed Ledger Role Certificates
Blockchain-based role certificates enable dynamic isolation of compromised IoT devices, preventing lateral network attacks.
- Key Exchange Device Reducing Distribution Phases
A key exchange apparatus generates shared keys using contributing data and commitments to streamline cryptographic operations.
- Re-encryption Key Generator for Collusion-Resistant File Sharing
A re-encryption key generator masks private keys using linear coupling to enable secure file sharing without exposing user credentials.
- Vehicle Diagnostic Tool Secure Data Transmission via Challenge-Response
A vehicle diagnostic tool stores encrypted data from electronic control units until a remote server decrypts it using challenge-response authentication.
- Token Mapping Security via Intermediary Digest Encryption
Intermediary encryption layers protect token mapping data from unauthorized access while maintaining reliable retrieval operations.
- Variable Decimation Feedback Shift Register for Cryptographic Security
A decimator selects every mth bit from a feedback shift register to generate a variable key bit stream.
- Key Identifier for Multi-Network Security Context Establishment
A user device generates a key identifier from an existing master key and a new network ID to establish a fresh security context.