Strong passwords are important protections to help you have safer online transactions.
Keys to password strength: length and complexity
An ideal password is long and has letters, punctuation, symbols, and numbers.
Whenever possible, use at least 14 characters or more.
The greater the variety of characters in your password, the better.
Use the entire keyboard, not just the letters and characters you use or see most often.
Create a strong password you can remember
Read more about password Security here: http://www.microsoft.com/protect/fraud/passwords/create.aspx
Read about Fraud prevention and Security: http://www.microsoft.com/protect/fraud/