What constitutes a 'strong' password, and what methods ensure its memorability without compromising security?

A 'strong' password is characterized by its length, complexity, and uniqueness. It should be at least 12 characters long and include a mix of uppercase letters, lowercase letters, numbers, and symbols. It should not be based on personal information, common words, or easily guessable patterns. To ensure memorability without compromising security, you can use techniques like passphrases or....