How Your I Phone Sees in the Dark From IR Lasers to Vector Databases: Engineering Biometrics at…

📰 Medium · Machine Learning

Learn how Apple uses IR lasers, vector databases, and high-dimensional math to secure devices through biometrics, and how to replicate this technology

advanced Published 17 May 2026
Action Steps
  1. Explore Apple's use of IR lasers and 30,000 invisible dots for biometric authentication
  2. Learn about dedicated silicon and its role in biometric security
  3. Understand how high-dimensional math is applied to vector databases for secure device authentication
  4. Research potential applications of this technology in other fields, such as security or healthcare
  5. Experiment with implementing similar biometric security systems using machine learning and vector databases
Who Needs to Know This

This article is relevant to machine learning engineers, data scientists, and software developers working on biometric security systems, as it provides insights into Apple's engineering approach and potential applications for their own projects.

Key Insight

💡 Apple's biometric security system relies on a combination of IR lasers, dedicated silicon, and high-dimensional math to provide secure authentication

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🔍 How Apple uses IR lasers & vector databases to secure 1 billion devices! 💻
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