import type { CipherSuite } from './types.js';
export declare class Seal {
    static encrypt(suite: CipherSuite, key: Uint8Array, pt: Uint8Array, opts?: {
        aad?: Uint8Array;
    }): Uint8Array;
    static decrypt(suite: CipherSuite, key: Uint8Array, blob: Uint8Array, opts?: {
        aad?: Uint8Array;
    }): Uint8Array;
}