import { FslAssertionExpectation, FslAttestationExpectation, FslAuthenticationExtensionsClientInputs, FslRegistrationExtensionsClientInputs } from '../type';
declare abstract class ExtensionBase {
    static getExtensionIdentifier(): string;
    static getPropertyName(): string;
    abstract validateAuthenticationInputs(inputs: FslAuthenticationExtensionsClientInputs): boolean;
    abstract validateRegistrationInputs(inputs: FslRegistrationExtensionsClientInputs): boolean;
    abstract processRegistrationOutputs(expectation: FslAttestationExpectation, outputs: any): any;
    abstract processAuthenticationOutputs(expectation: FslAssertionExpectation, outputs: any): any;
}
export default ExtensionBase;