export interface BiometricPinService {
    storePinWithBiometric: (pin: string) => Promise<boolean>;
    retrievePinWithBiometric: () => Promise<string | null>;
    isPinStored: () => Promise<boolean>;
    removePinFromStorage: () => Promise<boolean>;
    isBiometricAvailable: () => Promise<boolean>;
}
/**
 * Check if biometric authentication is available on the device
 */
export declare const isBiometricAvailable: () => Promise<boolean>;
/**
 * Store PIN with biometric authentication
 */
export declare const storePinWithBiometric: (pin: string) => Promise<boolean>;
/**
 * Retrieve PIN with biometric authentication
 */
export declare const retrievePinWithBiometric: () => Promise<string | null>;
/**
 * Check if PIN is stored in secure storage
 */
export declare const isPinStored: () => Promise<boolean>;
/**
 * Remove PIN from secure storage
 */
export declare const removePinFromStorage: () => Promise<boolean>;
export declare const biometricPinService: BiometricPinService;
//# sourceMappingURL=biometricPinService.d.ts.map