Not if those 4 words are in the dictionary. Crackers are definitely aware of this password generation technique and it isn't hard to run through 4 word combina

Not if those 4 words are in the dictionary. Crackers are definitely aware of this password generation technique and it isn't hard to run through 4 word combinations from a dictionary. In the end, the best password right now is a 16+ random password made up of uppercase letters, lowercase letters, numbers and symbols. Use a password manager to manage and store your passwords.