optional config: ShieldConfig;

optional enableContextual: boolean;

optional enableEntropy: boolean;

optional entropyThreshold: number;

optional excludeKeywords: string[];

optional minConfidence: number;

optional mode: ProtectionMode;

optional onExposure: (match) => void;

optional onPatternError: (error) => void;

optional redactText: string;

optional sensitiveKeywords: string[];

optional strictPatternValidation: boolean;

optional trackedSecrets: Map<string, string>;

optional useDefaultPatterns: boolean;