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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]
Office Open XML (also informally known as OOXML) [5] is a zipped, XML-based file format developed by Microsoft for representing spreadsheets, charts, presentations and word processing documents. Ecma International standardized the initial version as ECMA-376.
Three password types can be set in Microsoft Word: Password to open a document [83] Password to modify a document [83] Password restricting formatting and editing [84] The second and third password types were developed by Microsoft for convenient shared use of documents rather than for their protection.
[4] [5] The published code allows an authorized user that has been granted the right to view an RMS protected document to remove the protection and preserve the file formatting. This sort of manipulation requires that the user has been granted rights to decrypt the content to be able to view it.
Trusted Information Systems, Inc. (TIS), was a computer security research and development company during the 1980s and 1990s, performing computer and communications (information) security research for organizations such as NSA, DARPA, ARL, AFRL, SPAWAR, and others.
KeePass Password Safe is a free and open-source password manager primarily for Windows. It officially supports macOS and Linux operating systems through the use of Mono . [ 1 ] Additionally, there are several unofficial ports for Windows Phone , Android , iOS , and BlackBerry devices, which normally work with the same copied or shared (remote ...
One solution is a "shadow" password file to hold the password hashes separate from the other data in the world-readable passwd file. For local files, this is usually /etc/shadow on Linux and Unix systems, or /etc/master.passwd on BSD systems; each is readable only by root. (Root access to the data is considered acceptable since on systems with ...
The password list can be exported to various file formats including TXT, XML and previous versions of Password Safe. Password Safe also supports importing these files. Password Safe supports importing TXT and CSV files which were exported from KeePass version 1.x (V1). KeePass version 2.x (V2) allows databases to be exported as a KeePass V1 ...