import { JWTAlgorithm } from '@authup/specs';
import { BaseKey } from '../base';
import { CryptoAsymmetricAlgorithm } from './constants';
import type { AsymmetricKeyImportContext } from './types';
export declare class AsymmetricKey extends BaseKey {
    toPem(): Promise<string>;
    static fromPem(ctx: AsymmetricKeyImportContext<string>): Promise<AsymmetricKey>;
    static fromBase64(ctx: AsymmetricKeyImportContext<string>): Promise<AsymmetricKey>;
    static fromArrayBuffer(ctx: AsymmetricKeyImportContext<ArrayBuffer>): Promise<AsymmetricKey>;
    static buildImportOptionsForJWTAlgorithm(alg: `${JWTAlgorithm}`): {
        name: CryptoAsymmetricAlgorithm;
        hash: string;
        namedCurve?: undefined;
    } | {
        name: CryptoAsymmetricAlgorithm;
        namedCurve: string;
        hash?: undefined;
    };
}
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