Module audit 

Audit trail generation and management for PCTF compliance.

Provides an append-only, hash-chained audit log for credential operations. Each entry links to the previous via SHA-256 hash for tamper detection.

Structs

AuditEntry

An audit log entry for a credential operation.

AuditLog

Append-only audit log with hash chaining.

RedactionPolicy

Policy for redacting PII from audit exports.

Enums

AuditAction

Types of auditable actions in the credential lifecycle.

RedactableField

Fields that can be redacted in audit exports.