Press release

Castle Shield Holdings, LLC Adds Post-Quantum Cryptography (PQC) Support to Its Typhos® Communications App for Audio/Video Calls

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Castle Shield Holdings, LLC., a leader in Zero Trust and cybersecurity solutions, today announced that its Typhos® Secure Communications mobile solution now supports post-quantum cryptography (PQC) algorithms selected by the National Institute of Standards and Technology (NIST) for audio and video calls. Typhos® is the industry’s first end-to-end PQC software-based solution uniquely designed to protect encrypted chat and audio/video communications using quantum-resilient asymmetric algorithms. The Typhos® crypto-agile PQC solution offers companies, organizations, and consumers a secure, comprehensive, and convenient messaging solution that protects privacy against potential threats for today and tomorrow.

This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20221215005521/en/

Typhos Secured by Kyber1024 (Photo: Business Wire)

Typhos Secured by Kyber1024 (Photo: Business Wire)

In October 2022, we announced PQC asymmetric encryption support for Typhos® chat messages and attachments. At that time, Typhos® audio/video features used classical Elliptic Curve Diffie-Hellman (ECDH). Typhos® now supports PQC asymmetric encryption for audio/video calls as well. With this update, all Typhos® features are protected with end-to-end PQC encryption.

The Typhos® standard configuration is Kyber1024; however, other Kyber and Dilithium variants are available to enterprise users upon request. Typhos® is currently the most secure messaging and communications app available today. Typhos® is a Software as a Service (SaaS) solution, although companies can host the solution themselves on-premises or via the cloud for additional data privacy.

“While current quantum computers cannot break widely used cryptography schemes like RSA or ECDH, companies should start implementing quantum-safe solutions as soon as possible. Any data with a multi-year lifespan could be harvested today and decrypted in the future. It behooves companies and individuals who care about their data privacy to start implementing quantum-safe encryption today,” said Dr. Milton Mattox, CTO at Castle Shield.

Typhos® is a registered trademark of Castle Shield Holdings, LLC.

About Castle Shield Holdings, LLC

Founded in 2019, Castle Shield offers a complete range of enterprise-grade cybersecurity solutions that protect enterprises and consumers against all internal and external cyber threats. Our quantum-resistant solutions (Fides) stand strong as the last line of defense for enterprise and consumer data in the emerging quantum computing threat landscape. Legion, our Security Information Event Management (SIEM) product portfolio, and Fides work together to strengthen your overall data security. We monitor and address threat vectors through our scalable, multi-tenant SIEM platform, protecting enterprise systems and data efficiently and cost-effectively. In addition, we utilize an advanced compliance platform (Senate) and expert analysis with an in-depth understanding of dynamic compliance standards and industry best practices to highlight cyber risk factors. Our Senate system provides comprehensive ratings for third-party vendors based on technical risk scores, compliance, and financial impact in the event of a breach. Our 360° proactive security solutions set Castle Shield apart independent of your IT backbone, whether cloud, hybrid, or premise based. For further information, please go to www.castle-shield.com.