Post-Quantum Federated Learning: Secure and Scalable Threat Intelligence for Collaborative Cyber Defense

Collaborative threat intelligence via federated learning FL faces critical risks from quantum computing, which can compromise classical encryption methods. This study proposes a quantum-secure FL framework using post-quantum cryptography PQC to protect cross-organizational data sharing. We expose...

Performance and Storage Analysis of CRYSTALS Kyber As a Post Quantum Replacement for RSA and ECC

The steady advancement in quantum computer error correction technology has pushed the current record to 48 stable logical qubits, bringing us closer to machines capable of running Shor's algorithm at scales that threaten RSA and ECC cryptography. While the timeline for developing such quantum...

Complexity of Post-Quantum Cryptography in Embedded Systems and Its Optimization Strategies

With the rapid advancements in quantum computing, traditional cryptographic schemes like Rivest-Shamir-Adleman RSA and elliptic curve cryptography ECC are becoming vulnerable, necessitating the development of quantum-resistant algorithms. The National Institute of Standards and Technology NIST ha...

NIST Releases First Post-Quantum Encryption Algorithms

From the Federal Register: After three rounds of evaluation and analysis, NIST selected four algorithms it will standardize as a result of the PQC Standardization Process. The public-key encapsulation mechanism selected was CRYSTALS-KYBER, along with three digital signature schemes:...

Signal Messenger Introduces PQXDH Quantum-Resistant Encryption

Encrypted messaging app Signal has announced an update to the Signal Protocol to add support for quantum resistance by upgrading the Extended Triple Diffie-Hellman X3DH specification to Post-Quantum Extended Diffie-Hellman PQXDH. "With this upgrade, we are adding a layer of protection against the...

Experts Discover Flaw in U.S. Govt's Chosen Quantum-Resistant Encryption Algorithm

A group of researchers has revealed what it says is a vulnerability in a specific implementation of CRYSTALS-Kyber, one of the encryption algorithms chosen by the U.S. government as quantum-resistant last year. The exploit relates to "side-channel attacks on up to the fifth-order masked...

Experts Discover Flaw in U.S. Govt's Chosen Quantum-Resistant Encryption Algorithm

A group of researchers has revealed what it says is a vulnerability in a specific implementation of CRYSTALS-Kyber , one of the encryption algorithms chosen by the U.S. government as quantum-resistant last year. The exploit relates to "side-channel attacks on up to the fifth-order masked...

Side-Channel Attack against CRYSTALS-Kyber

CRYSTALS-Kyber is one of the public-key algorithms currently recommended by NIST as part of its post-quantum cryptography standardization process. Researchers have just published a side-channel attack--using power consumption--against an implementation of the algorithm that was supposed to be...

KEMs and Post-Quantum age

Theyre here! NIST selected a first batch of post-quantum cryptographic key exchange and signature algorithms. The report is a nice read that explains a lot of the goals, candidates, selections, and rationales. I recommend Sections 2, 3.3, and 4.1. For key exchange, NIST selected only...

NIST Announces First Four Quantum-Resistant Cryptographic Algorithms

The U.S. Department of Commerce's National Institute of Standards and Technology NIST has chosen the first set of quantum-resistant encryption algorithms that are designed to "withstand the assault of a future quantum computer." The post-quantum cryptography PQC technologies include the...

NIST Announces First Four Quantum-Resistant Cryptographic Algorithms

NISTs post-quantum computing cryptography standard process is entering its final phases. It announced the first four algorithms: For general encryption, used when we access secure websites, NIST has selected the CRYSTALS-Kyber algorithm. Among its advantages are comparatively small encryption key...