Later in the article: "“If you want to give out your number, you are taking additional risk that you might not be aware of,” said Sinan Eren, chief executive of Fyde. “Because of collisions in names due to the massive number of people online today, a phone number is a stronger identifier.”"
"In fact, your phone number may have now become an even stronger identifier than your full name. I recently found this out firsthand when I asked Fyde, a mobile security firm in Palo Alto, Calif., to use my digits to demonstrate the potential risks of sharing a phone number.I Shared My Phone Number. I Learned I Shouldn’t Have. | NYT
Emre Tezisci, a security researcher at Fyde with a background in telecommunications, took on the task with gusto. He and I had never met or talked. He quickly plugged my cellphone number into a public records directory. Soon, he had a full dossier on me — including my name and birth date, my address, the property taxes I pay and the names of members of my family."
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