1. If not necessary, you do not need to fill in your personal information.
Just leave it blank where it is allowed.
2. If not necessary, you do not need to fill in your real information.
If you can, you may fill in a virtual information. If you are afraid to forget it later, you can fill in a fixed virtual information and save it in a place, such as your mailbox.
3. Emails and mobile phone numbers should not be posted directly in public places.
As long as the email is public, it is in a place that can be crawled by search engines, and 100% will become a garbage dump.
4. Avoid linking your nickname to your true identity.
If you do n’t want people around you to know your identity online, or do n’t want people online to know your actual identity.
5. Use the "Remember Password" function carefully to clear cookies at any time.
This applies to computers shared by multiple people.
6. Don't use a mailbox to reach the world.
Email used to deal with machines should be separate from email used to deal with people. You can use a mailbox specifically for registration, so you can ensure maximum security.
7. Don't give a nickname to the world.
Think about mop's human search, you should know that if you use the same nickname on multiple websites and forums, if others need it, it can be easily traced.
8. Don't pass a password to the world.
At least, when you use a certain service, your service password should not be the same as the email password left in this service. If one of your accounts is stolen, you retrieve the password to the mailbox and find that the mailbox has been fixed by the way.
9. If there are a large number of QQ to add you as a friend in a short time, refuse.
One of the conditions for QQ number appeal is to know the five numbers in your friends.
10. Don't click on any URLs sent in Email and IM.
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