It may be customers mistyping their PIN code or OTP, or missing their time to accept a push message. But, these may also be ATO attempts. The most desirable scenario from the UX point of view ...

Chuangfeixin (CFX)'s OTP IP is adopted in different generations of logic and HV technology (0.18/0.16/0.13/0.11 um and 90/65/55/40/28 nm). The required voltage for OTP bit cell programming can be ...