import { Policy } from "./interfaces/policy";
export declare class CoverCryptMasterKey {
    private _secretKey;
    private _publicKey;
    get secretKey(): Uint8Array;
    set secretKey(value: Uint8Array);
    get publicKey(): Uint8Array;
    set publicKey(value: Uint8Array);
    constructor(secretKey: Uint8Array, publicKey: Uint8Array);
}
/**
 * Generate the keys using the local web assembly
 */
export declare class CoverCryptKeyGeneration {
    /**
     * Generate the Master Key Par
     * @param {Policy} policy the policy to use
     * @returns {CoverCryptMasterKey} the master keys
     */
    generateMasterKeys(policy: Policy): CoverCryptMasterKey;
    /**
     * Generate a User Decryption Key
     * @param {Uint8Array} masterSecretKeyBytes The Master Private Key Bytes
     * @param {string} accessPolicy the access policy as a boolean expression
     *  e.g. (Department::MKG || Department::FIN) && Security Level::Medium Secret
     * @param {Policy} policy the policy of the master key
     * @returns {Uint8Array} the user decryption key bytes
     */
    generateUserSecretKey(masterSecretKeyBytes: Uint8Array, accessPolicy: string, policy: Policy): Uint8Array;
}
/**
 * Generate the Master Key Par
 * @param {Policy} policy the policy to use
 * @returns {CoverCryptMasterKey} the master keys
 */
export declare function generateMasterKeys(policy: Policy): CoverCryptMasterKey;
/**
 * Generate a User Decryption Key
 * @param {Uint8Array} masterSecretKeyBytes The Master Private Key Bytes
 * @param {string} accessPolicy the access policy as a boolean expression
 *  e.g. (Department::MKG || Department::FIN) && Security Level::Medium Secret
 * @param {Policy} policy the policy of the master key
 * @returns {Uint8Array} the user decryption key bytes
 */
export declare function generateUserSecretKey(masterSecretKeyBytes: Uint8Array, accessPolicy: string, policy: Policy): Uint8Array;
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