I have bought N tickets with the 1236 high-speed train, but I don't know why there is always such a passage now. In order to protect your personal information, iron

From now on, 1236 needs mobile phone verification.

Visit 1236 official website. After logging in successfully, click your user name at the top of the page to enter "My 1236". Click on the left to enter "mobile phone verification". If you have not completed the "Mobile Phone Verification", a prompt will pop up.

click "mobile phone verification" on the left after confirmation.

if you fail the "mobile phone verification", you can see a page prompt.

Step 1: Please send the short message "999" to 1236 with your mobile phone 13XXXXXXXX to confirm that your mobile phone can be contacted.

Step 2: 1236 will reply to your mobile phone with a six-digit short message after receiving your short message. Please fill in the six-digit short message in the blank box below within ten minutes and click the "Verify" button.

after completing the above steps, you will receive a short message in a few minutes. If you are not advised to check the network connection, you can switch to a computer and open the website for operation if it is a mobile phone.

If you enter the 6-digit verification code successfully, you will get the following prompt, and it will be finished at this time.

then you have completed the verification, so the next time you click "mobile phone verification", the following interface will be displayed, and the original mobile phone number will have the blue word [verified] next to it.