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- Sat Aug 29, 2020 12:26 am
- Forum: PDF
- Topic: Modify signed PDF without compromising the signature
- Replies: 7
- Views: 126086
Re: Modify signed PDF without compromising the signature
Hi avalon86 The minimum to change a signed pdf without invalidating the signature, is to use an incremental save. use the SaveToFileInc function for example see : https://www.gdpicture.com/guides/gdpicture/Overview.html#GdPicture.NET.14~GdPicture14.GdPicturePDF~SaveToFileInc.html Hope this help Jea...