Should users use Unicode characters in their passwords to ma

Should users use Unicode characters in their passwords to make them harder to crack? Why might this be a good idea... why not? If you recommend that users use Unicode, please specify how they should accomplish this? If you recommend that they do not use Unicode, what method would you recommend? What method do you use for picking and storing passwords?

Solution

Here is why having Unicode Characters in password is not a good idea,

Here is why having Unicode Character in password is difficult to crack,

Most of the application that are used wordwide are using ASCII character format and those few that are used locally withing the country like China, Japan and all, they use Unicode Character in their local application.

I would rather go for ASCII character and would follow all the guidlines for the password in order to make it hard enough to crack.