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CopySafe PDF是一套可防止螢幕被擷取的軟體，它可以保護您重要的PDF文被任何一種方式所擷取，包括Printscreen和所有螢幕擷取的程式，透過轉換為Copysafe PDF格式，您可以在公佈重要的文件和報告，或在提供預覽機密的照片或計劃書給合作的客戶時，有效保護文件不被外流。 可保護您的圖片和文字不被擷取或複製 可防止您的PDF不被轉換為其他文件類型 可禁止使用 Printscreen 可防止他人使用螢幕擷取程式 可設定密碼保護 可設定是否允文件列印 可禁止從遠端觀看擷取 將受保護的PDF透過email或光碟傳送 將受到保護的PDF檔顯示在你的網頁上

PDF Password Remover 可以刪除 PDF 擁有者的密碼。有了這個工具，用戶具有透過為保護 PDF 文檔的擁有者密碼，進行列印、複製和編輯的訪問權限。  ● Remove PDF open and permission passwords. ● Remove PDF permission restrictions. ● Easy to operate and fast to process. VeryPDF PDF Password Remover 可用來解除受密碼保護的 Adobe Acrobat PDF 文件。它可以幫助你從原始且不允許編輯、改變、列印、複製、添加註釋的 PDF 檔案產生出沒有密碼的 PDF 檔案。 VeryPDF PDF Password Remover 提供兩版本：standard 版本名為 VeryPDF PDF Password Remover ，其包含一個 GUI 應用程式同時也有一個命令行應用程式； 另一 Pro 版本名為 VeryPDF PDF Password Remover COM ，此特別為開發者用戶所設計。 VeryPDF PDF Password Remover 版本比較表   特色 移除 PDF 的密碼和限制 ● Decrypt PDF files protected by owner/master passwords. ● Enabl you to reuse the encrypted PDF files by removing restrictions on copying, printing, editing, commenting, page extraction, etc. from the input files. ● Remove user/open passwords from PDFs file only if you have the user/open passwords of the PDF files.   高效率的解密函數 ● Support PDF format of version 1.8. ● Able to remove 40 and 128-bit encryption owner passwords. ● Able to remove AES encryption owner passwords. Support batch operation by using command lines   容易使用 ● Support drag and drop when input PDF files. ● Provide a command line operation (for manual use or inclusion in scripts). ● Support batch operation by using command lines.   ● Decrypt protected Adobe Acrobat PDF files, removing restrictions on printing, editing, copying. ● Remove the security settings from your encrypted PDF file. ● Do NOT need Adobe Acrobat software. ● Support PDF format of version 1.8, including Acrobat 9.0 PDF files. ● Able to remove 40 and 128-bit RC4 encryption owner passwords. ● Support 128-bit AES protected PDF files. ● Able to remove AES encryption owner passwords. ● Easy to use, you can just load a PDF file and decrypt it quickly. ● Support drag and drop. ● Repair some damaged PDF files automatically. ● Recover corrupt annotations in some PDF files. ● Optimize the decryption speed for large PDF files. ● Optimize the processing for special PDF forms. ● Provide command line application for manual use or inclusion in scripts. ● Batch operation on many files from command line. ● Unlike most PDF password crackers, your PDF file is not altered in any way (except the decryption), even the file size is often the same. That minimizes the possible incompatibility of the unlocked PDF file.   PDF 密碼的簡介 The standard security provided by PDF has two different passwords: user passwords and owner passwords. A PDF document may be protected by a password for opening (user password) and the document may also specify operations that should be restricted e...