export declare function textToUint8Array(text: string): Uint8Array;
export declare function uint8ArrayToBase64(array: Uint8Array): string;
export declare function base64ToUint8Array(base64: string): Uint8Array;
export declare function arrayBufferToBase64(buffer: ArrayBuffer): string;
export declare function base64ToArrayBuffer(base64: string): ArrayBuffer;
export declare function exportCryptoKey(key: CryptoKey): Promise<ArrayBufferLike>;
export declare function cryptoKeyToBase64(key: Uint8Array): Promise<string>;
export declare function base64ToCryptoKey(base64: string): Promise<Uint8Array>;
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