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Groupe d'étude de marché

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Farhat Zinoviev
Farhat Zinoviev

Xp Key Generator ~UPD~


The researchers, Benny Pinkas from the University of Haifa and two Hebrew University graduate students, Zvi Gutterman and Leo Dorrendorf, reverse-engineered the algorithm used by Windows 2000's pseudo-random number generator (PRNG), then used that knowledge to pick apart the operating system's encryption. Attackers could exploit a weakness in the PRNG, said Pinkas and his colleagues, to predict encryption keys that would be created in the future as well as reveal the keys that had been generated in the past.




Xp Key Generator



As recently as last Friday, Microsoft hedged in answering questions about whether XP and Vista could be attacked in the same way, saying only that later versions of Windows "contain various changes and enhancements to the random number generator." Yesterday, however, Microsoft responded to further questions and acknowledged that Windows XP is vulnerable to the complex attack that Pinkas, Gutterman and Dorrendorf laid out in their paper, which was published earlier this month.


Windows Vista, Windows Server 2003 and the not-yet-released Windows Server 2008, however, apparently use a modified or different random number generator; Microsoft said they were immune to the attack strategy.


License keys are the defacto-standard as an anti-piracy measure. To be honest, this strikes me as (in)Security Through Obscurity, although I really have no idea how license keys are generated. What is a good (secure) example of license key generation? What cryptographic primitive (if any) are they using? Is it a message digest? If so, what data would they be hashing? What methods do developers employ to make it difficult for crackers to build their own key generators? How are key generators made?


It is however very much security by obscurity. Anyone taking the time to disassemble the code would be able to find the graphing function and encryption keys, then mock up a key generator, but its probably quite useful for slowing down casual piracy.


A good software license key/serial number generator consists of more than just a string of random characters or a value from some curve generator. Using a limited alphanumeric alphabet, data can be embedded into a short string (e.g. XXXX-XXXX-XXXX-XXXX) that includes all kinds of useful information such as:


Probably the hardest part about creating a license key is figuring out how to cram as much data as possible into as few bytes as possible. Remember that users will be entering in their license keys by hand, so every bit counts and users don't want to type extremely long, complex strings in. 16 to 25 character license keys are the most common and balance how much data can be placed into a key vs. user tolerance for entering the key to unlock the software. Slicing up bytes into chunks of bits allows for more information to be included but does increase code complexity of both the generator and validator.


Writing a keygen is a matter of knowing what a license key consists of and then producing the same output that the original key generator produces. If the algorithm for license key verification is included in and used by the software, then it is just a matter of creating software that does the reverse of the verification process.


However, despite being broken up into steps, this falls prey to the same methods of cracking used for the normal process. The process used to create an activation key that is checked against the original CD key was quickly discovered, and generators that incorporate both of the keys were made.


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  • (adsbygoogle = window.adsbygoogle []).push(); SimpleCodeGenerator v1.12Copyright (c) 2021 - 2022 Nir SoferDescriptionSimpleCodeGenerator is a simple tool for Windows that allows you to quickly generate QR Code for scanning with App on your Smartphone.You can display the QR Code on the screen, copy it to the clipboard and then paste it to another program (as image), or save it image file - .png , .gif , .jpg , .tiff, or .bmpSimpleCodeGenerator also allows you to generate QR Code from command line and save it as image file ( .png , .gif , .jpg , .tiff, or .bmp) without displaying any user interface.System RequirementsThis tool works on any version of Windows, starting from Windows XP and up to Windows 11. Both 32-bit and 64-bit systems are supported.

  • This tool is just a small standalone .exe file (Less than 100KB !) that you can run on any system without installing anything.

  • Versions HistoryVersion 1.12Added 'Save Image With White Border' option (Under the Options menu). When it's turned on, white space is added around the QR Code in all saved images.

  • Version 1.11Added /Clipboard command line option, which allows you to generate QR Code into the clipboard, for example:SimpleCodeGenerator.exe /Clipboard " _code_generator.html"

  • Version 1.10You can now choose the desired error correction level (Low, Medium, Quartile, High) and QR Code versions range (between 1 and 40).

  • Added new command-line options to set the error correction and QR Code version - /ErrorCorrection , /MinVersion , /MaxVersionFor example: SimpleCodeGenerator.exe /ErrorCorrection 2 /MinVersion 10 /MaxVersion 40

  • Version 1.00 - First release.

What you can do with QR CodesWith this tool, you can create QR Codes that open a URL on the Web browser of your Smartphone, add a new contact to your Smartphone, add new Wi-Fi network to your Smartphone, open map in the specified latitude/longitude, and more. You simply have to type the correct QR Code string in SimpleCodeGenerator, generate the QR Code, and then scan it with QR Code reader App on your Smartphone.You can read this article to learn how to compose the QR Code string that will do what you need. Start Using SimpleCodeGeneratorSimpleCodeGenerator doesn't require any installation process or additional DLL files. In order to start using it, simply run the executable file - SimpleCodeGenerator.exe After running SimpleCodeGenerator, you can type the URL or other QR string in the text-box just below the toolbar, and then press the 'Generate QR Code' button or press the F5 key.The QR Code will be displayed instantly in the main window of SimpleCodeGenerator.Optionally, you can press F2 to copy the QR Code to the clipboard, and then paste it into another application, like MS-Word. You can also export the generated QR Code to png / gif / jpg / tiff / bmp file, by using the 'Save QR Code To Image File' option (Ctrl+S). Multiple Lines ModeIf your QR Code string contains multiple lines (like a vCard QR Code), Go to the Options menu, select the 'Multiple Lines Mode' option (or simply press F7), and then SimpleCodeGenerator will allowyou to type a string with multiple lines. Command-Line Options/ErrorCorrection Set the error correction from command-line:1 - Level L (Low)2 - Level M (Medium)3 - Level Q (Quartile)4 - Level H (High)/MinVersion Set the minimum version of the QR Code (between 1 and 40)/MaxVersion Set the maximum version of the QR Code (between 1 and 40)/Show This command generates the QR Code for the specified string, and displays it on the main window of SimpleCodeGenerator.If your QR Code string contains multiple lines, you should use the '\r\n' escape sequence to specify the CR-LF characters.If your QR Code string contains the '\' character, you should specify this character twice ('\\').Examples:SimpleCodeGenerator.exe /Show " _code_generator.html"SimpleCodeGenerator.exe /ErrorCorrection 2 /MinVersion 10 /MaxVersion 40 /Show " _code_generator.html"SimpleCodeGenerator.exe /Show "BEGIN:VCARD\r\nVERSION:3.0\r\nN:Sofer;Nir;;;\r\nFN:Nir Sofer\r\nTITLE:Programmer\r\nEMAIL;TYPE=INTERNET;TYPE=WORK;TYPE=PREF:support@nirsoft.net\r\nURL;TYPE=Homepage: \r\nEND:VCARD"/Save Image ScalingThis command generates the QR Code for the specified string, and then exports it to the specified image filename (.png , .gif , .jpg , .tiff, or .bmp file).Image Scaling is an optional parameter that specifies the number of pixels to create in the image file for every pixel in the QR Code. For example: if you specify "10" - for every pixel in the QR Code, you will get 10x10 pixels in the image file. If you don't specify the Image Scaling value, the default scaling is 5.If your QR Code string contains multiple lines, you should use the '\r\n' escape sequence to specify the CR-LF characters.If your QR Code string contains the '\' character, you should specify this character twice ('\\').Examples:SimpleCodeGenerator.exe /Save " _code_generator.html" "c:\temp\qrcode1.png" 10SimpleCodeGenerator.exe /ErrorCorrection 2 /MinVersion 10 /MaxVersion 40 /Save " _code_generator.html" "c:\temp\qrcode1.png" 10SimpleCodeGenerator.exe /Save "WIFI:T:WPA;S:MyWifi;P:WifiPass1234;;" "c:\temp\qrcode2.gif" /Clipboard Image ScalingThis command generates the QR Code for the specified string, and then put in the clipboard.Image Scaling is an optional parameter that specifies the number of pixels to create in the image file for every pixel in the QR Code. For example: if you specify "10" - for every pixel in the QR Code, you will get 10x10 pixels in the image file. If you don't specify the Image Scaling value, the default scaling is 5.Example:SimpleCodeGenerator.exe /Clipboard " _code_generator.html" 10Translating SimpleCodeGenerator to other languagesIn order to translate SimpleCodeGenerator to other language, follow the instructions below:Run SimpleCodeGenerator with /savelangfile parameter:SimpleCodeGenerator.exe /savelangfileA file named SimpleCodeGenerator_lng.ini will be created in the folder of SimpleCodeGenerator utility.Open the created language file in Notepad or in any other text editor. Translate all string entries to the desired language.Optionally, you can also add your name and/or a link to your Web site. (TranslatorName and TranslatorURL values) If you add this information, it'll be used in the 'About' window. After you finish the translation, Run SimpleCodeGenerator, and all translated strings will be loaded from the language file.If you want to run SimpleCodeGenerator without the translation, simply rename the language file, or move it to another folder. LicenseThis utility is released as freeware. You are allowed to freely distribute this utility via CD-ROM, DVD,Internet, or in any other way, as long as you don't charge anything for this and you don'tsell it or distribute it as a part of commercial product. If you distribute this utility, you must include all files inthe distribution package, without any modification !DisclaimerThe software is provided "AS IS" without any warranty, either expressed or implied,including, but not limited to, the implied warranties of merchantability and fitnessfor a particular purpose. The author will not be liable for any special, incidental,consequential or indirect damages due to loss of data or any other reason. FeedbackIf you have any problem, suggestion, comment, or you found a bug in my utility, you can send a message to support@nirsoft.netDownload SimpleCodeGenerator


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