Why India wants Blackberry to be Banned?

Why? The coding and encryptions used in the email and messenger service in a blackberry is impossible to crack and has become the primary mode of communication for terrorists and high value money lenders.

Details:
Indian threatens to ban Blackberry for security reasons. There are legitimate reasons why the Indian Governments has asked for a ban. 
 The main danger lies in the Email and Messenger services available on a blackberry. Blackberry uses a extremely high level of encryption and coding methods through servers located in Canada and are merely impossible to crack. This high level security has become a concern for Indian Intelligence agencies who believes it has become the primary mode of communication for terrorists and high value money lenders.

On 30th Aug'10 blackberry gets a breather- Indian government has extended its ban for two more months.

Along with india UAE suspects Blackberry to be a spy tool and have plans to ban it by October.