AIToday

Preempt AI v2 launches security layer for AI apps

Hacker News8h ago

Key takeaway

Preempt AI v2, a security product now available, protects AI applications from prompt injection attacks, jailbreaks, and data leaks using machine learning trained on over 589,000 real-world attack samples. The tool encrypts sensitive personal information before it reaches an AI model, then restores the original data in the response—working across any AI provider through a single API call and achieving 99.65% detection accuracy.

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3 Key Points

  • What happened

    Preempt AI v2 is now available as a security product for AI applications, offering ML-powered protection against prompt injection, jailbreaks, and personally identifiable information (PII) leaks through a single API call that works across any AI provider.

  • Why it matters

    AI applications face real security risks—the product is trained on 589K+ real attack samples and claims 99.65% ML detection accuracy. For businesses deploying AI, this offers a model-agnostic layer that detects attacks in 12+ languages and protects sensitive data like SSNs and credit cards before they reach the AI, then restores the original data after processing.

  • What to watch

    The product integrates via browser extension, API, and web applications, and includes OCR-powered image protection to catch prompt injections hidden in images. A browser extension is available for immediate use on any AI platform.

In Depth

Preempt AI v2 is a security layer designed to protect AI applications from a range of known attack vectors. The product detects and blocks three primary threat categories: prompt injection attacks (which attempt to override AI instructions or extract sensitive information), jailbreak attempts (which try to bypass AI safety measures and content policies), and personally identifiable information (PII) leaks. The core detection engine is powered by machine learning models trained on 589K+ real attack samples and reports 99.65% accuracy. The product operates as a model-agnostic security layer, meaning it sits between users and any AI provider without requiring changes to the underlying AI system itself. Integration options include a browser extension, API endpoints, and web application plugins. A key feature is PII protection: the system auto-detects sensitive data fields such as Social Security Numbers, credit card numbers, and email addresses, encrypts them before they reach the AI, and then restores the original values in the response returned to the user. This allows the AI to process the request without ever seeing the actual sensitive data. The product also includes OCR-powered image protection to detect prompt injections that may be hidden within images—a visual attack surface. Multi-language detection covers 12+ languages including Spanish, French, Chinese, Japanese, Korean, and Arabic, reflecting the global deployment of AI systems and the fact that attacks are not limited to any single language. A browser extension is available immediately to protect users on any AI platform.

Context & Analysis

Preempt AI v2 addresses a concrete gap in AI application security. As organizations deploy AI systems that handle sensitive user data, the risk of prompt injection attacks—where malicious inputs attempt to override AI instructions or extract information—has become a material concern. The product's claim to 99.65% detection accuracy is backed by training on 589K+ real attack samples, suggesting the vendor has invested in empirical coverage rather than theoretical rules. The multi-language support (12+ languages including Spanish, French, Chinese, Japanese, Korean, and Arabic) reflects the global nature of AI deployment and the reality that attacks are not limited to English. The encryption-then-restoration mechanism is notable because it solves a common tension: how to protect sensitive data from the AI without destroying the AI's ability to process it. By encrypting SSNs, credit cards, and emails in transit and restoring them after processing, the tool preserves utility while reducing exposure.

FAQ

What types of attacks does Preempt AI v2 protect against?
Preempt AI v2 defends against prompt injection (attempts to override AI instructions or extract sensitive information), jailbreaks (attempts to bypass AI safety measures and content policies), and PII leaks. It also detects attacks hidden in images via OCR.
How does the PII protection work?
The product auto-detects and encrypts sensitive data like SSNs, credit cards, and emails before they reach the AI, then restores the original data in the response returned to the user.
Which AI providers does it work with?
Preempt AI v2 is model-agnostic and works with any AI provider, integrating via browser extension, API, or web applications.

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