How do you like the attack of spammers after such a stupid act? Now you understand that you should never disclose your personal information on the Internet. I even use a https://smslive.pro to register on websites and forums to avoid a situation when the site's database is hacked, and my data becomes publicly available. Now there is a very high risk of being in such a situation, and you need to be extremely careful to avoid it. Originally Posted by RussEllisIt's a solid point — using fake or temporary phone numbers can really help protect your privacy online. I do the same, especially for one-time registrations or forums where I’m not sure about their data security. It’s scary how often data breaches happen these days.