The PDF Password Recovery can be used to decrypt protected Adobe Acrobat PDF files.sustains PDF1.6 protocol (Acrobat 7.x). Removing restrictions on printing, editing, copying. sustains Adobe Standard 40-bit Encryption and Adobe Advanced 128-bit Encryption. sustains AES encryption. sustains metadata.Batch processing on numerous files.comfortable to use. Does NOT need Adobe Acrobat software.Set the document title, subject, author, keywords, creator to the decrypted PDFfile(s). The rateof decryption is very fast. Windows 98, ME, NT, 2000, XP, 2003 sustains.