# Pii Redaction

> PII detection and redaction utilities for privacy-compliant conversational AI

- Skill: `a5c-ai/pii-redaction` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add a5c-ai/pii-redaction`
- Raw SKILL.md: https://api.skillmd.com/api/skills/a5c-ai/pii-redaction/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: a5c-ai (https://skillmd.com/u/a5c-ai)
- Updated: 2026-09-09
- Page: https://skillmd.com/skills/a5c-ai/pii-redaction

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# PII Redaction Skill

## Capabilities

- Detect personally identifiable information
- Implement redaction strategies
- Configure detection for various PII types
- Design reversible anonymization
- Implement compliance logging
- Create audit trails for PII handling

## Target Processes

- content-moderation-safety
- system-prompt-guardrails

## Implementation Details

### PII Types

1. **Names**: Person names, usernames
2. **Contact**: Email, phone, address
3. **Financial**: Credit cards, bank accounts
4. **Government IDs**: SSN, passport, driver's license
5. **Medical**: Health information
6. **Custom**: Organization-specific PII

### Redaction Methods

- Masking ([REDACTED])
- Pseudonymization (fake values)
- Tokenization (reversible)
- Encryption

### Configuration Options

- PII types to detect
- Detection sensitivity
- Redaction method
- Language support
- Custom patterns

### Best Practices

- Comprehensive PII coverage
- Regular pattern updates
- Audit logging
- Compliance alignment
- Testing with diverse data

### Dependencies

- presidio-analyzer
- presidio-anonymizer
- spacy