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In Excel and Word 95 and prior editions a weak protection algorithm is used that converts a password to a 16-bit verifier and a 16-byte XOR obfuscation array [1] key. [4] Hacking software is now readily available to find a 16-byte key and decrypt the password-protected document. [5] Office 97, 2000, XP and 2003 use RC4 with 40 bits. [4]
Once a document is encrypted against unauthorized users, an IRM user can apply certain access permissions that permit or deny a user from taking certain actions on a piece of information. Some of these standard permissions are included below. Strong in use protection, such as controlling copy & paste, preventing screenshots, printing, editing.
Nitro Software offers a PDF editor, a browser-based application for electronic signatures, and various PDF productivity tools. Subscription services feature cloud-based user management, deployment, and analytics tools. The company also manages several document conversion websites. Nitro Software's desktop products are compatible with Windows ...
File locking is a mechanism that restricts access to a computer file, or to a region of a file, by allowing only one user or process to modify or delete it at a specific time, and preventing reading of the file while it's being modified or deleted.
Office XP and Office 2003 comes with an optional Unbind utility that, upon execution, extracts the contents of the Binder document to a directory of the user’s choosing. [7] This utility may be installed either through the Add or Remove Features functionality of Microsoft Office’s installation wizard or online from Microsoft Download Center ...
While Scribd provides online document access, restrictions on downloads have led to the development of third-party services that allow users to save publicly available documents for offline viewing. These tools, commonly used on both desktop and mobile devices, offer an alternative for accessing non-restricted files without requiring a ...