Signal Advance Inc. Announces Strategic Advances in Cybersecurity Technology

Signal Advance Inc. Announces Strategic Advances in Cybersecurity Technology

Rosharon, TX – October 2025 – Signal Advance, Inc. (OTC: SIGL), a technology innovator in next-generation cybersecurity solutions, today announced significant progress in the development and commercialization of its flagship Analog Guard^® encryption platform, designed to deliver physics-based, signal-level protection against AI-driven and quantum-enabled cyber threats. With global cybercrime losses projected to exceed $10 trillion annually by 2030, Analog Guard^® represents a transformative advancement in the fight against ransomware, financial fraud, and nation-state cyberattacks.

Key 2025 Milestones Driving Growth & Awareness

• Federal Engagement: Meetings held with U.S. Congressmen to evaluate Analog Guard^® applications in defense, homeland security, and critical infrastructure protection.
• NSF Recognition: Invited to submit a formal proposal for non-dilutive NSF seed funding to accelerate Analog Guard^® prototyping (proposal currently under review).
• Patent Portfolio Expansion: Awarded U.S. Patent No. 12,126,720, with additional Continuation and Continuation-in-Part (U.S.) and international (PCT) applications to broaden global protection.
• Subsidiary Planning: Evaluation underway to transfer Analog Guard^® assets into a dedicated Analog Guard, Inc. subsidiary to strengthen growth strategy and attract targeted investment.
• AI Resistance: Machine-learning tests confirm that Analog Guard^® encrypted files and analog security keys cannot be distinguished by Convolutional Neural Networks, reinforcing itsAI-resistant architecture.
• Scalability: the ability to cascade Analog Guard^® encryption circuits to scale protection while maintaining 100% decryption accuracy verified in circuit simulations.

“Analog Guard^® represents a fundamental shift in cybersecurity architecture,” stated Dr. Chris Hymel, CEO of Signal Advance Inc. “Our goal is to deliver a solution that reshapes the economics of cybercrime while protecting shareholder value. By targeting commercial, government, and defense markets, we are positioning Signal Advance (SIGL) at the forefront of next-generation cybersecurity.”

At the Company’s 2025 Annual Shareholders’ Meeting, all proposals passed unanimously and Dr. Chris Hymel, Richard Seltzer, and Ron Stubbers were re-elected as Directors.

About Signal Advance Inc.

Signal Advance Inc. (OTC: SIGL) is a U.S.-based technology company developing biomedical applications for its proprietary technology and pioneering Analog Guard^®, a patented cybersecurity platform that leverages analog signal modulation at the physical layer to protect against ransomware, financial fraud, insider threats, and quantum computing attacks. With applications across enterprise, government, defense, and critical infrastructure markets, Signal Advance is strategically positioned to disrupt the global cybersecurity industry.

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Forward‑Looking Statements

This press release may contain forward‑looking statements, including statements regarding technology capabilities, AI‑resistance testing, future evaluations, and commercialization plans. These statements are based on current assumptions and involve risks and uncertainties that could cause actual results to differ materially, including the emergence of new analytic methods, data availability for testing, and implementation variables. Signal Advance undertakes no obligation to update forward‑looking statements except as required by law.