3D Secure when making an online purchase using hummpro.

  • Some online merchants who have 3D Secure enabled will require 3D Secure authentication when you make an online purchase.
  • You may be presented with a 3D Secure challenge screen on the merchant website, similar to this: 
  • hummpro will send you the 3D Secure code via SMS to your mobile
  • Input the code you see to complete your online transaction