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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]
In security engineering, security through obscurity is the practice of concealing the details or mechanisms of a system to enhance its security. This approach relies on the principle of hiding something in plain sight , akin to a magician's sleight of hand or the use of camouflage .
.xlsx – Excel workbook.xlsm – Excel macro-enabled workbook; same as xlsx but may contain macros and scripts.xltx – Excel template.xltm – Excel macro-enabled template; same as xltx but may contain macros and scripts; Other formats Microsoft Excel uses dedicated file formats that are not part of OOXML, and use the following extensions ...
The same is also true for credit-card algorithm validation checks and Social Security Number validations. The data must undergo enough changes so that it is not obvious that the masked data is from a source of production data. For example, it may be common knowledge in an organisation that there are 10 senior managers all earning in excess of ...
POIFS (Poor Obfuscation Implementation File System [2]) – This component reads and writes Microsoft's OLE 2 Compound document format. Since all Microsoft Office files are OLE 2 files, this component is the basic building block of all the other POI elements. POIFS can therefore be used to read a wider variety of files, beyond those whose ...
The U.S. Supreme Court sidestepped on Friday a decision on whether to allow shareholders to proceed with a securities fraud lawsuit accusing Meta's Facebook of misleading investors about the ...
AOL Mail is focused on keeping you safe while you use the best mail product on the web. One way we do this is by protecting against phishing and scam emails though the use of AOL Official Mail.
Go to the main AOL page.; Click Sign in in the upper right hand corner.; Click Create an account at the bottom of the screen.; Enter and submit the requested information.