/**
 * Client log metadata redaction (enterprise hardening v1.2.3).
 * Used by admin, kiosk, and customer structured loggers before console transport.
 */
export { CLIENT_ONLY_SENSITIVE_META_KEYS, SHARED_SENSITIVE_META_KEYS, } from './sensitiveMetaKeys.js';
/** Redact tokens, emails, and card-like digit runs in free-text log messages. */
export declare function redactStringSecrets(value: string): string;
/** Redact structured metadata before console transport or JSON log lines. */
export declare function redactClientLogMeta(meta: Record<string, unknown> | undefined): Record<string, unknown> | undefined;
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