export declare function S256Challenge(code: string): string;
export declare function MD5(text: string): string;
export declare function SHA256(text: string): string;
export declare function SHA512(text: string): string;
export declare function HS256(text: string, secret: string): string;
export declare function HS512(text: string, secret: string): string;
export declare function Equal(hash1: string, hash2: string): boolean;
