import { KeyPair } from '../helpers/crypto.helpers';
export declare const RSA_TTL: number;
export declare const getRsaCacheKey: () => string;
export declare const getRsaInfo: () => Promise<{
    keypair: KeyPair;
    kid: string;
} | null | undefined>;
export declare const setRsaInfo: (keyInfo: {
    keypair: KeyPair;
    kid: string;
}) => Promise<"OK" | undefined>;
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