In this world where everything is digital, protecting our personal information is of great importance. For this reason, we come across many security methods when logging into applications. Two-factor authentication is one of them. In this system, which is one of the most secure methods, you can log in to your accounts through multiple verifications.

However, an incident in the US has shown that two-factor authentication is not always secure. The country’s giant messaging application on Twilio It has been reported that millions of people’s information has been stolen.

It was claimed that 33 million phone numbers were stolen due to two-factor authentication

In a claim made last week, a hacker alleged that Twilio 33 million phone numbers He claimed he stole it. Twilio confirmed this in its statement on Tuesday, saying that “threat actors” had taken over people’s phones.

Twilio Phone Numbers Authy It was revealed because of the said system. This system, owned by Twilio, is a It was a two-factor authentication application and was used by users when logging into their accounts.

Twilio said it was able to access account-related data due to a vulnerability in its system and said it had taken steps to secure it. The company said it saw no evidence that hackers had gained access to Twilio’s systems or other sensitive data and advised all Authy users to update their Android and iOS apps and be wary of attacks.

Of course, this doesn’t mean that two-factor authentication is unreliable. We can say that this is a problem that is only experienced in Authy in the US. The method is still there to protect your accounts One of the safest methods. However, it is useful to be cautious about all possibilities.