The second step authentication method due to considerations can not be too complicated to comply with and a good user experience, now I think of ways to reach via wink
The second step of verification, considering that it can't be too complex and conforms to a good user experience, what I'm thinking about right now is to do it by blinking.
The second step is to verify the method. Considering that it can't be too complex and meet the good user experience, what I want to achieve at present is to blink<br>