import { Params } from "./rfc5054";
export declare class SrpClient {
    private readonly e;
    private readonly password;
    readonly username: string;
    private s;
    _a: Uint8Array | null;
    constructor(username: string, password: string, params: Params);
    randomSalt(): Promise<Uint8Array>;
    seed(s: Uint8Array): void;
    get salt(): Uint8Array;
    verifier(): Promise<Uint8Array>;
    setServerPublicKey(B: Uint8Array): Promise<ClientChallenge>;
}
export declare class ClientChallenge {
    k: Uint8Array;
    x: Uint8Array;
    a: Uint8Array;
    A: Uint8Array;
    u: Uint8Array;
    S: Uint8Array;
    m1: Uint8Array;
    m2: Uint8Array;
    constructor();
    get secretKey(): Uint8Array;
    get publicKey(): Uint8Array;
    get proof(): Uint8Array;
    isProofValid(m2: Uint8Array): boolean;
}