Editing the hosts file is a security risk. You don't want a malicious app do this in your back so that when you type alice.com, you see bob.com instead. Fortu

Editing the hosts file is a security risk. You don't want a malicious app do this in your back so that when you type alice.com, you see bob.com instead. Fortunately, to some extent, HTTPS or GPG come to the rescue.