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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]
The Encrypting File System (EFS) on Microsoft Windows is a feature introduced in version 3.0 of NTFS [1] that provides filesystem-level encryption.The technology enables files to be transparently encrypted to protect confidential data from attackers with physical access to the computer.
Microsoft Private Folder was a product (withdrawn and discontinued shortly after its first release) created by a Microsoft employee and available as part of their "Windows Genuine Advantage" program. It allowed users to protect private data in a password protected folder called 'My Private Folder' in the user's account.
The purpose of password cracking might be to help a user recover a forgotten password (due to the fact that installing an entirely new password would involve System Administration privileges), to gain unauthorized access to a system, or to act as a preventive measure whereby system administrators check for easily crackable passwords. On a file ...
With Windows File Protection active, replacing or deleting a system file that has no file lock to prevent it getting overwritten causes Windows immediately and silently to restore the original copy of the file. The original version of the file is restored from a cached folder which contains backup copies of these files.
1. In the Windows taskbar, next to the clock, right click the (M) icon, and then click Open SecurityCenter.2. In the McAfee window, click Fix.By doing this McAfee will identify the issue and try to fix it.
using byte-range locks to arbitrate read and write access to regions within a single file [3] by Windows file systems disallowing executing files from being opened for write or delete access; Windows inherits the semantics of share-access controls from the MS-DOS system, where sharing was introduced in MS-DOS 3.3 . Thus, an application must ...
When FileVault is enabled the system invites the user to create a master password for the computer. If a user password is forgotten, the master password or recovery key may be used to decrypt the files instead. [3] FileVault recovery key is different from a Mac recovery key, which is a 28-character code used to reset your password or regain ...
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