Telesign is one of those companies that you’ve probably never heard of but that provides services you likely use on a regular basis, especially if you have two-factor authentication set up for any of your online accounts. Based out of L.A.’s “Silicon Beach,” Telesign helps companies verify that a mobile number belongs to a user (sending those oh-so-familiar “verify that you received this code” texts) and takes care of the mobile part of two-factor authenticating or password changes. Among their over 300 clients are nine of the ten largest websites in the U.S., says Telesign’s CEO Steve Jillings, though he’s shy about naming them (at least on the record). He says that fraudulent and fake accounts are greatly reduced for customers who require a mobile number be attached to an account.
Read more at http://newsdoors.blogspot.com/2013/11/your-cell-phone-number-could-be-blocked.html