/// <reference types="node" />
export declare function hmacSha256Sign(key: Buffer, msg: Buffer): Promise<Buffer>;
export declare function hmacSha256Verify(key: Buffer, msg: Buffer, sig: Buffer): Promise<boolean>;
export declare function hmacSha512Sign(key: Buffer, msg: Buffer): Promise<Buffer>;
export declare function hmacSha512Verify(key: Buffer, msg: Buffer, sig: Buffer): Promise<boolean>;
export declare function hmacSha256SignSync(key: Buffer, msg: Buffer): Buffer;
export declare function hmacSha256VerifySync(key: Buffer, msg: Buffer, sig: Buffer): boolean;
export declare function hmacSha512SignSync(key: Buffer, msg: Buffer): Buffer;
export declare function hmacSha512VerifySync(key: Buffer, msg: Buffer, sig: Buffer): boolean;
//# sourceMappingURL=hmac.d.ts.map