Symmetric Quantum Cipher Keys with Sacrificial Distribution
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Solution Overview
Problem
Existing symmetric encryption key systems require secrecy of the encryption key, complicating secure communication and are vulnerable to interception, especially with the rise of quantum computers, and the distribution process is not user-friendly or secure.
Innovation Solution
Utilizing quantum random number generators to create symmetric quantum cipher keys, packaged in nested encrypted files with sacrificial keys for secure distribution and periodic updates, ensuring easy key transitions and enhanced security through sacrificial key servers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If symmetric encryption keys are kept secret for security, then encryption security is improved, but key distribution complexity increases
Solution Approach 1:
The key distribution process is segmented into multiple stages: initial key exchange, key encapsulation, and periodic key rotation. Each stage handles specific key management tasks independently, reducing overall distribution complexity while maintaining security through quantum key generation and sacrificial key mechanisms
Solution Approach 2:
A key server acts as an intermediary to facilitate secure key distribution. The server receives quantum-generated keys, encapsulates them using sacrificial keys, and distributes them to users without exposing the underlying quantum key material, thereby simplifying the key distribution process while preserving security
2Reliability
If quantum random number generators are used to generate keys, then security against quantum attacks is improved, but key management complexity increases
Solution Approach 1:
Quantum random number generators are used in advance to generate key material before distribution. The quantum-generated keys are pre-processed and encapsulated with sacrificial keys, so that when keys are distributed, the complex quantum generation process has already been completed, reducing ongoing management complexity
Solution Approach 2:
Sacrificial keys are designed as disposable, short-lived protective layers. These keys are used once to encapsulate and protect quantum-generated keys during distribution, then discarded. This approach manages the complexity of quantum key handling by using simple, replaceable protective keys rather than managing complex quantum key states
3Reliability
If periodic key updates are implemented, then security resilience is improved, but operational overhead increases
Solution Approach 1:
The system implements periodic key rotation where quantum-generated keys are automatically renewed at predetermined intervals. This periodic update mechanism ensures security resilience against quantum attacks while maintaining operational efficiency through automated processes that reduce manual intervention
Solution Approach 2:
The key update process is designed to be self-service, where the system automatically generates new quantum keys, encapsulates them with fresh sacrificial keys, and distributes them without requiring manual intervention. This self-managing approach improves security resilience while minimizing operational overhead
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Provides secure, user-friendly, and resilient encryption/decryption processes resistant to quantum computing attacks, with easy key updates and enhanced security through periodic key changes.
Implementation Method 1
quantum random number generators to create symmetric quantum cipher keys
Data Source
AI summary
Methods for quantum key distribution are disclosed including forming a quantum production key package with a production file name; forming a first quantum sacrificial key package with a first sacrificial file name associated with a portion of the first production file name; sending the quantum sacrificial key package to a sacrificial key server; and sending the quantum production key package to computer devices to set up a quantum key encryption tunnel between the computer devices. The quantum production key packages are received by computer devices that send the production file name to the sacrificial key server to receive the sacrificial return key. The sacrificial return key is used to decrypt the quantum production key package with the quantum production keys. A first quantum production key is retrieved to encrypt and decrypt data at each computer device.