Alaina Yee writes: “Online security used to be simple. All you needed was a good password, and in the early days, you didn’t need a ton of numbers, letters, and special characters to achieve that goal. But as hackers and criminals get more sophisticated, so have recommendations for best security practices. One such step is called masked email. It formalizes a long-available feature known as email aliases as a privacy and security measure. A randomized email address is created to hide (aka mask) your true email address for an online account.”