Reference: Passwords-Strength

It is important that your passwords have sufficient Password Strength or combinations of Numbers, Letters and special symbols that make it difficult to guess. You can test a password against the conditions we find useful to measure Password Strength with by entering it below (the higher the Quality is typically considered better):

Test a Password string
Password		Quality
Password Strength (Minimum=40)
Additions Type Rate Count Score   Number of Characters Flat +(n*4)       Uppercase Letters Cond/Incr +((len-n)*2)       Lowercase Letters Cond/Incr +((len-n)*2)       Numbers Cond +(n*4)       Symbols Flat +(n*6)       Middle Numbers or Symbols Flat +(n*2)       Requirements Flat +(n*2)     Deductions Type Rate Count Score   Letters Only Flat -n       Numbers Only Flat -n       Repeat Characters (Case Insensitive) Incr -(n(n-1))       Consecutive Uppercase Letters Flat -(n*2)       Consecutive Lowercase Letters Flat -(n*2)       Consecutive Numbers Flat -(n*2)       Sequential Letters (3+) Flat -(n*3)       Sequential Numbers (3+) Flat -(n*3)