What Does Password Cracking Mean?
Password cracking refers to various measures used to discover computer passwords. This is usually accomplished by recovering passwords from data stored in, or transported from, a computer system. Password cracking is done by either repeatedly guessing the password, usually through a computer algorithm in which the computer tries numerous combinations until the password is successfully discovered.
Techopedia Explains Password Cracking
The best way that users can protect their passwords from cracking is to ensure they choose strong passwords. Typically, passwords must contain a combination of mixed-case random letters, digits and symbols. Strong passwords should never be actual words. In addition, strong passwords are at least eight characters long.