How to Implement Password protection for Open XML?

Dec 7, 2009 at 5:10 AM

Hi ,

Has any one tried Password protection of xlsx file ?

Thanks in Advance


Dec 7, 2009 at 2:03 PM

I think the OpenXML SDK doesn't support package encryption. You may need to use the PackagingIO libraries to do so.

Again, try the Office Developer Forums: