export type OkpJwk = {
    kty: "OKP";
    crv: "X25519";
    x: string;
    d?: string;
    kid?: string;
    use?: string;
};
export type Jwks = {
    keys: OkpJwk[];
};
export declare function generateKeyPair(): Promise<{
    publicJwk: OkpJwk;
    privateJwk: OkpJwk;
}>;
export declare function generatePublicJwk(): Promise<OkpJwk>;
export declare function selectJwkFromJwks(jwks: {
    keys: OkpJwk[];
}, kid: string): OkpJwk | undefined;
export declare function jwkToPublicKeyBytes(jwk: OkpJwk): Uint8Array;
export declare function jwkToPrivateKeyBytes(jwk: OkpJwk): Uint8Array;
export declare function fetchJwks(url: string, opts?: {
    minTtlMs?: number;
    maxTtlMs?: number;
}): Promise<Jwks>;
export declare function setJwks(url: string, jwks: Jwks, ttlMs?: number): void;
export declare function generateJwks(keys: Array<{
    jwk: OkpJwk;
    kid: string;
}>): Jwks;
export declare function generateSingleJwks(jwk: OkpJwk, kid: string): Jwks;