export declare const NONCE_LENGTH = 12;
export declare function encryptWithRandomNonce(key: Uint8Array, aad: Uint8Array, plaintext: Uint8Array): Uint8Array<ArrayBufferLike>;
export declare function encrypt(key: Uint8Array, nonce: Uint8Array, aad: Uint8Array, plaintext: Uint8Array): Uint8Array<ArrayBufferLike>;
export declare function decrypt(key: Uint8Array, aad: Uint8Array, ciphertext: Uint8Array): Uint8Array<ArrayBufferLike>;
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