Hit “checkout” when purchasing online and your phone pings with an SMS confirming your credit card expense. This simple yet secure mode of authentication has remained in use for more than a decade — a testament to its efficacy.

Have a premium account? Sign in to continue reading.

Unlimited access to all stories from $99.9/year*

The latest reporting and analysis from business and investments to news and views on social issues.


  • Simultaneous logins across all devices
  • Instant access to past digital issues
  • Unlimited access to The Edge Malaysia
  • *For annual subscription plan only. T&Cs apply