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Discusses the risks and considerations of sending Personally Identifiable Information (PII) to large language models.
Introduces a pure Go LLM privacy gateway that uses two-layer detection (regex and gitleaks rules) to redact PII and secrets in milliseconds without additional models/GPU, already in production.
A researcher discovered that deleteduser.com was being used as a placeholder domain by multiple companies to overwrite user email addresses during data deletion compliance, and after acquiring the domain, received PII from 30+ organizations including gyms, hotels, energy companies, and cybersecurity firms.