Recently many people concern about the news related to iCloud, heard that it should be caused by too simple of user password, so hackers may use special tools to guess user password after many attempts.
Whatever the real reason is, there are really something we need to consider when setting password. The basic is: Too short, too simple, or easy to be known such as 123456, date of birth, or tel number etc. are always not the right choices for password.
There are more… a related topic may be found at GiftCiti “Help Center”, members (or non-members) are recommended to take a look:
Protect your account