hi, this is nasir mehmood. i am software engineer and have more than 18 years of development experience in embedded systems, database design, web design, graphics and mobile applications. i have extensive knowledge of working with assembly, c, c++, vc++ .net. vb .net and java. i have gone through the details of your requirements. i have done many similar jobs in previous years.(i am not interested in cracking kind of stuff), if your job is legitimate then i offer you my expertise for your solution. if you are interested in working with me then feel free to contact me for further details. thanks