The location of the platform’s security center can be found through the following steps:

1. Open the Douyin APP.

2. Go to your personal homepage and click "Me" in the lower right corner.

3. Find and click the "three horizontal lines" icon in the upper right corner of your personal homepage to enter the settings menu.

4. In the settings menu, find and click "Settings" or directly find the "Account and Security" option.

5. On the "Account and Security" page, you can see the Douyin Security Center or a similar entrance, click to enter.

Solemn statement: The above information represents my personal position and is for reference only.