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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]
Solid Converter PDF is document reconstruction software from Solid Documents which converts PDF files to editable formats. Originally released for the Microsoft Windows operating system, a Mac OS X version was released in 2010. The current versions are Solid Converter PDF 9.0 for Windows and Solid PDF to Word for Mac 2.1.
Microsoft Excel uses dedicated file formats that are not part of OOXML, and use the following extensions:.xlsb – Excel binary worksheet (BIFF12).xla – Excel add-in that can contain macros.xlam – Excel macro-enabled add-in.xll – Excel XLL add-in; a form of DLL-based add-in [1].xlw – Excel work space; previously known as "workbook"
However, a separate plugin provides Twofish as an encryption algorithm in KeePass 2.x. In KeePass 1.x (KDB database format), the integrity of the data is checked using a SHA-256 hash of the plaintext, whereas in KeePass 2.x (KDBX database format), the authenticity of the data is ensured using a HMAC-SHA-256 hash of the ciphertext (Encrypt-then ...
At a meeting with financial analysts in July 2000, Microsoft demonstrated Office XP, then known by its codename, Office 10, which included a subset of features Microsoft designed in accordance with what at the time was known as the .NET strategy, one by which it intended to provide extensive client access to various web services and features such as speech recognition. [17]
A PDF file may be encrypted, for security, in which case a password is needed to view or edit the contents. PDF 2.0 defines 256-bit AES encryption as the standard for PDF 2.0 files. The PDF Reference also defines ways that third parties can define their own encryption systems for PDF.
Remove your AOL account and re-add it to the Samsung email app on your mobile device. When you re-add the account, look for the AOL logo to activate the secure sign-in method.
Because of its nature data at rest is of increasing concern to businesses, government agencies and other institutions. [4] Mobile devices are often subject to specific security protocols to protect data at rest from unauthorized access when lost or stolen [7] and there is an increasing recognition that database management systems and file servers should also be considered as at risk; [8] the ...
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