Ensure Use of Only Fully Supported Browsers and Email Clients Your web browser and your email client are the two applications your people use most, and the two attackers target most, because that’s where the outside world reaches into your business. Control 9.1 asks a simple question about both: is the version you’re running still supported by the vendor? An unsupported browser or mail client isn’t just old. It’s software the vendor has stopped fixing, which means every...