Why did you receive a short message from the Public Security Bureau?

This kind of short message is a kind of reminder message sent by the government department, which is usually sent in his area.

Precautions for Internet operation:

1. Do not arbitrarily add strangers as QQ friends or WeChat friends, and do not casually accept their video or voice chat requests to avoid port attacks or personal privacy disclosure;

2. Don't open links to unknown websites at will, especially links to bad websites. When strangers send links to themselves through QQ, try not to open them;

3. Don't open emails and attachments of unknown origin casually, so as to avoid the equipment being infected with viruses, which will make the equipment unusable or the hard disk formatted;

4. Don't click on suspicious websites or pop up advertisements casually to prevent the browser from being unusable due to malicious attacks, and may also disclose sensitive files on personal terminals;

5. Try to set the file extension to open, and confirm the file attributes before opening, so as to prevent malicious files from forging icons and causing the computer to be infected with malicious viruses;

6. Don't make inappropriate comments on public platforms such as Weibo and BBS, and surf the Internet in a civilized way.