Google has announced a significant shift in its Gmail security protocol, moving away from SMS code authentication to a more secure QR code system.

This decision comes in light of several security concerns associated with SMS codes, including vulnerabilities to phishing attacks and the dependence on carrier security practices.

Traditionally, SMS codes have been utilized for security verification and to prevent abuse, such as stopping fraudsters from creating multiple Gmail accounts.

Ross Richendrfer, a Gmail spokesperson, noted that transitioning to QR codes will lessen users' reliance on phone carriers for security and anti-abuse measures.

The primary goal of this change is to mitigate the risks associated with SMS abuse and enhance overall user safety.

One specific threat that prompted this change is known as 'traffic pumping,' where criminals exploit SMS messages to inflate traffic numbers for financial gain.

With the new QR code system, users will simply scan a code with their phone's camera, eliminating the need to enter a 6-digit code and significantly reducing phishing risks.

While the exact implementation date for the new QR code authentication system has yet to be announced, Google has promised to provide further updates in the near future.