CF-Incidents WAF - Updated PII detection for AI Security for Apps

[ENF News Bot]

AI Security for Apps now supports an updated set of categories for detecting personally identifiable information (PII) in incoming prompts.

The values available in cf.llm.prompt.pii_categories have changed. Existing WAF custom rules remain valid, but rules that reference a removed or renamed category will no longer match that category. Review any rules that use this field and update their expressions to use the currently supported values.

For the complete category list and configuration guidance, refer to PII detection.

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