Diceware: http://world.std.com/%7Ereinhold/diceware.html "This page offers a better way to create a strong, yet easy to remember passphrase for use with encryption and security programs. Weak passwords and passphrases are one of the most common flaws in computer security. Take a few minutes and learn how to do it right."
"Password Strength" https://www.xkcd.com/936/
Diceware: http://world.std.com/%7Ereinhold/diceware.html "This page offers a better way to create a strong, yet easy to remember passphrase for use with encryption and security programs. Weak passwords and passphrases are one of the most common flaws in computer security. Take a few minutes and learn how to do it right."