Thank you very much for this question. Because your password your security. so you should be aware of your security all the time. For this course you should know how to save yourself and how to protect yourself.  For protecting yourself from the online hackers, of course you should know

What is strong password? How do I generate a strong password and use them? 

Now, I am going to tell you, What is strong password and how to create them and use them easily and safely.

Suppose your favorite actor’s name is Saint, Thailand. So if you use “Saint” as your password, then this will be a easy password. But if you use this password like this, “SainT,Thai.1st-My_favourite/Actor”

this will be a strong password because I have fill up all condition of Strong Password Requirements

A strong password has:

• At least 12 characters long
• Uppercase letters. such as: ABCD
• Lowercase letters. such as: abcd
• Numbers. such as: 1234
• Symbols and symbolic character. such as ` ! ” ? $ ? % ^ & * ( ) _ – + = { [ } ] : ; @ ‘ ~ # | \ < , > . ? /
• As for example: SainT,Thai.1st-My_favourite/Actor

Your password will not be a strong password if your password like this,

• Less than 8 characters. 12345, ABCDE, abcde
• Create password by using your login or username. as – ID: admin _ Pass: admin,  ID: admin _ Pass: 12345678
• Your name, your friend’s name, your family member’s name, your son’s or daughter’s name or a common or your favorite person’s name.
• A dictionary word.
• Like your previous passwords.
• Your date of birth
• A keyboard pattern,
• such as: qwerty, wrong password, lost password, forget password, forget username, qwertyuiop, asdfghjkl, 1122334455 or 12345678

If you use this Easy password on your website easily then A hacker can access your website easily and destroy.

You can learn from here – Which password should I not used on my website for my security?