3d verification

If your 3D Secure (VBV/MCSC) verification fails on PayPal, it’s usually due to card, bank, or fraud system issues — not necessarily a "dead BIN." Here’s how to diagnose and fix it. 1. Common Reasons for 3D Secure Failures (1) Card Issues NON-VBV/MCSC BIN: Some BINs lack 3D Secure (common with...