I cannot send you anything. However, the page I linked you to earlier has a sample project and some text that you can read up. “Follow your bliss.” – Joseph Campbell

Hi kamalilam, kamalilam wrote: now i want to delete this file using single slash("\") inside path.. As per C++ Character Constants[^], \ has special meaning in strings. So - "d:\\testapp\\abc.exe" is really "d:\testapp\abc.exe". Best Regards, Jijo. _____________________________________________________ http://weseetips.com[^] Visual C++ tips and tricks. Updated daily.

Will you please include some relevant information in your post? Are the CDialog members you're talking about public? How is this CDialog object related to the CDocument object in your application? kamalilam wrote: Tried a lot..but it give error. *What* did you try and *what* were the errors for Chri' sake? “Follow your bliss.” – Joseph Campbell

The Cryptography Reference is here: http://msdn.microsoft.com/en-us/library/aa380256(VS.85).aspx[^] You may be particularly interested in CryptEncrypt[^] and CryptDecrypt[^] functions. Take a look at these examples: Encrypting a file[^] and Decrypting a file[^] “Follow your bliss.” – Joseph Campbell