Revisiting the Texas Department of Insurance Data Breach and Lessons for API Security
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Revisiting the Texas Department of Insurance Data Breach and Lessons for API Security

The TDI breach is a major reminder that API security is crucial for protecting sensitive data, especially for organizations dealing with personal information.
TABLE OF CONTENTS

The Texas Department of Insurance Data Breach

What Went Down: In a big oops moment, the Texas Department of Insurance (TDI) inadvertently exposed the personal data of 1.8 million Texans. The breach, triggered by a flaw in the API, left access to sensitive information wide open for almost three years, from March 2019 until January 2022. This security lapse meant that personal data, including Social Security numbers and injury details, was exposed and accessible to anyone, highlighting a severe gap in protection.

"API security isn’t just some tech jargon—it’s the key to keeping sensitive data safe and earning public trust. The TDI breach is a serious wake-up call: even minor oversights can lead to big problems. Securing your APIs isn’t just a good idea; it’s a must."

Key Details:

  • Data Exposed: Personal data, including Social Security numbers, addresses, and injury details.
  • Breach Duration: March 2019 - January 2022.
  • Discovery: January 2022, during an internal review.

Why It Matters: This breach is a harsh reminder of the importance of locking down APIs. Even government agencies aren’t immune to cyber slip-ups, and trust takes a significant hit when they happen.

Lessons for API Security

Key Takeaways:

  • Regular Audits: Don’t wait for a crisis to strike. Regular, proactive checks are a necessity to maintain control and security.
  • Control Access: Ensure that APIs are secure and only accessible to the right people.
  • Be Transparent: If something goes wrong, owning up to it quickly is crucial.

Final Thoughts: The TDI breach is a big reality check. API security isn’t just a buzzword—it’s vital for protecting sensitive data and keeping public trust intact. This incident drives home the need to lock down APIs and continuously test security, especially if you're handling personal information. The message is clear: make API security a top priority to prevent unauthorized access and protect the data you’re responsible for.

Why CISOs Choose Aptori


✅ Reduce Risk -  Find and fix vulnerabilities faster with AI-driven risk analysis.

✅ Accelerate Fixes –  AI-powered remediation resolves security issues in minutes, not weeks.

✅ Ensure Compliance – Ensure Compliance – Stay ahead of evolving standards like PCI, NIS2, HIPAA, and ISO 27001.

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