Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....String,DocumentPrivilege,int,boolean) ——> encrypt(String,String...DocumentPrivilege,CryptoAlgorithm,boolean) com.aspose.pdf.Document.encrypt(String...