Without erasing any data,how can I unlock my WD My Passport Ultra drive,as I forgot my password

[kaveriA]

I forgot the password to unlock my WD My Passport Ultra drive.Now I want to unlock the same without erasing the data in the drive.Whom I need to contact for the same.Please help me out as I want my data back.

 

[bignastyid]

http://www.tomshardware.com/forum/id-2317969/read-passwords-lock-codes-pin-numbers.html