DoGoodSoft Best Encryption Expert is a professional and powerful file and folder encryption package. It protects files and folder with super fast and strong encryption. You can choose from three encryption methods when encrypt a folder. Full encryption encrypts all files in a folder into the encrypted files in a time with internationally mature algorithms. Each encrypted file in this folder can be opened or decrypted separately later. Diamond Encryption packs and encrypts a folder into an encrypted file with very strong encryption algorithm. Portable Encryption packs and encrypts a folder into an executable (exe file) which can be taken anywhere and decrypted by itself independently. Meanwhile if you want to encrypt a file Diamond encryption and Portable encryption are optional for you.The product has a central management window and also supports direct encryptiondecryption within the Windows Explorer via context menu commands. As a user-friendly and mature product it has easy to use and understand interfaces detailed helpinstructions built-in search and various trouble recovery mechanisms (some advanced features are open only to full version users).It also supports some other auxiliary features. Folder protection for example it can protect a folder with three methods - passwords protect hide and disguise a folder.Other enhancements include data shredding (filefolder shredding and deletion) disabling USB devices set USB drives and removable drives as read-only system garbage cleanup system security and optimization settings etc.