Recover Windows XP Product Key from ntuser.dat in Corrupted or Unbootable System恢复Windows XP的产品密钥的Ntuser.dat在损坏或无法开机的系统
Product key, or used to more commonly known as CD key or serial number for Windows XP is as good as the license to use the operating system.产品密钥，或使用更普遍称为CD密钥或序号为Windows XP是一样好许可使用的作业系统。 Although you may have the paper license for the OS, however due to introduction of虽然您可能有文件许可的操作系统，然而，由于引进 Windows Genuine Advantage (WGA)的Windows Genuine Advantage （ WGA的） anti piracy feature (see反盗版特征（见 ways to bypass如何绕道 ), if Windows XP is installed with invalid or wrong product key, the users will be subjected to much annoyance. ） ，如果是安装Windows XP与无效的或错误的产品密钥，用户将受到很大的烦扰。 Thus if you don’t record down the product key, the product key may be lost once you reformat or reinstall Windows, or the computer corrupts and unbootable.因此，如果你不记录下来的产品金钥，产品密钥可能会丢失一旦你重新格式化或重新安装Windows ，或计算机腐化和无法开机的。
There are plenty of ways and有很多的方式和 tools that can be used to retrieve product key工具可用于检索的产品金钥 from Windows XP, as long as you can still manage to boot and log on to Windows.从Windows XP ，只要你仍然可以管理启动并登录到Windows 。 If Windows corrupted, hard disk corrupted, system no longer functional or computer no longer able to boot up, the tricks will not be able to work.如果Windows损坏，硬盘损坏，系统不再功能或电脑已不再能正常开机，手法将无法工作。 In the case where you need to recover a lost product key from an inaccessible Windows environment, utility by在的情况下，您需要恢复丢失的产品金钥，从一进入Windows环境下，公用事业由 Dagon Design达贡设计 may be useful.可能是有益的。
Instructions 指示
The first step is getting the ntuser.dat file from the computer.第一步是获得Ntuser.dat文件从计算机中。 In most cases the easiest method is to remove the hard drive, and connect it to a working machine.在大多数情况下，最简单的方法是删除硬盘驱动器，将它连接到一个工作的机器。
ntuser.dat is generally located here:一般的Ntuser.dat是在这里找到：
C:\Documents and Settings\(User Name)\ntuser.dat为C ： \文件和设置\ （使用者名称） \的Ntuser.dat
Where (User Name) is the primary account - Most often it is ‘Owner’ or ‘User’在哪里（使用者名称）是首要的帐户-最常见的，这是'主人'或'用户'Now that you have the file, you need to be able to view it.现在，您已经有了档案，你需要能够查看它。 I recommend loadhive.exe (我建议loadhive.exe （ Download it here这里下载 ) from matcode.com. ）由matcode.com 。
Just run the program and select the file.刚刚运行该程序，并选取档案。 It will show you a message with more information.它会显示你的讯息，与更多的信息。 It is important that you do not close this program until you are finished viewing the registry, as it temporarily loads the file, and unloads it again when you exit.这是非常重要的，你不要关闭此程序，直到您完成查看注册表，因为它暂时载入档案，和卸载它再次当您退出。
Now run regedit.现在运行regedit 。 Under HKEY_LOCAL_MACHINE you will notice a new sub-key called NTUSER.在HKEY_LOCAL_MACHINE下，您会发现一个新的子项所谓的ntuser 。 Starting with NTUSER go to Software > Microsoft > Windows NT > Current Version.开始ntuser转到软件>微软>在Windows NT >目前的版本。
In the right window, double-click on DigitalProductID.在右边的窗口中，双击就digitalproductid 。 This is the entry that contains the encoded product key.这是进入包含编码的产品金钥。
We want the information in bytes 52 to 66.我们想要的资料，以字节为52个增加到66个。 You can use the chart below for reference.您可以使用下面的图表以供参考。 We need the 15 sets of numbers where the 1’s are located.我们需要15套数字那里一的位置。
0000 00 00 00 00 00 00 00 00 .. ○○○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..
0008 00 00 00 00 00 00 00 00 .. ○○○八○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..
0010 00 00 00 00 00 00 00 00 .. ○○一○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..
0018 00 00 00 00 00 00 00 00 .. ○○一八○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..
0020 00 00 00 00 00 00 00 00 .. ○○二○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..
0028 00 00 00 00 00 00 00 00 .. ○○二八○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..
0030 00 00 00 00 11 11 11 11 .. ○○三○ ○○ ○○ ○○ ○○一一一一一一一一..
0038 11 11 11 11 11 11 11 11 .. ○○三八一一一一一一一一一一一一一一一一..
0040 11 11 11 00 00 00 00 00 .. ○○四○一一一一一一○○ ○○ ○○ ○○ ○○ ..
0048 00 00 00 00 00 00 00 00 .. ○○四八○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..
0050 00 00 00 00 00 00 00 00 .. ○○五○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ○○ ..Now that you have the 15 byte encrypted code, you can type it into my decrypter tool:现在，您已经有了15个字节的加密代码，您可以输入到我的decrypter工具：
Web-based version基于Web的版本
Windows XP Key Decrypter Tool Windows XP中的关键decrypter工具
Downloadable stand-alone version (exe)下载的立场，独立版本数据（ EXE ）
Just click ‘Decrypt Code‘ and you will have your 25 digit Windows XP product key!只要按一下[解密代码' ，你将有您的25位数字的Windows XP产品的关键！
Troubleshooting 疑难解答
If you cannot find the DigitalProductId key in the file you loaded earlier, try the software hive located here:如果您无法找到digitalproductid的关键文件，你装上所说，尝试软体Hive在这里找到：
\%SystemRoot%\System32\config\software \的％ SystemRoot ％ \ system32 \配置\软件
Load it the same way as before.加载它同样的方式之前。 Under regedit, it will generally create the new entries here: HKEY_LOCAL_MACHINE\SOFTWARE_00 (although the loadhive program will tell you where it puts it).根据regedit ，它通常会创造新的作品，在这里中： HKEY_LOCAL_MACHINE \ software_00 （虽然loadhive程序会告诉你，而把它） 。
IMPORTANT : This is a machine translated page which is provided "as is" without warranty. 重要说明 ：这是一个机器翻译网页是“按原样”提供的担保。 Machine translation may be difficult to understand.机器翻译可能很难理解。 Please refer to请参阅 original English article英文原版的文章 whenever possible.只要有可能。
Share and contribute or get technical support and help at分享和贡献，或取得技术的支持和帮助，在 My Digital Life Forums 我的数字生活论坛 . 。
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April 21st, 2007 07:46 2007年4月21日7时46分
this is good stuff, for years iv been trying to format pcs but cudnt coz they didnt have their keys.这是个好东西，为年第四一直试图格式的PC ，但cudnt正版游戏，他们didn't有其键。
the hard part is getting into documnts and settings (sumtimes ucant cos it protected)辛勤的一部分，是进入documnts和设置（ sumtimes ucant产地来源证它保护）
and a downside is u have to open the pc to take out the HDD, but hey its worth it!和一个缺点是u有开放的PC采取了硬盘，但喂了它的价值！
January 3rd, 2008 19:02 2008年1月3日19时02分
Nahh this isnt how you do it for all systems,its close tho. nahh这isn't你如何做的所有系统，其密切寿。 I couldnt locate my key thru the ntuser.dat(XP HOME), I had to use a different file. i couldnt找到我的关键通过的Ntuser.dat （ XP家用） ，我不得不用一个不同的文件。 the software file inside the \windows\system32\config folder. 软件档案内的\ Windows \ System32 \ Config文件夹。
So for me I cannot boot my drive, so I stick it in a second computer (working) and can read the drive (aka non damaged disk, just unbootable)所以对我来说，我不能开机我的驱动器，所以我坚持它在第二台计算机（工作） ，并可以读取的驱动器（又名非损坏的磁盘，只是无法开机）
first go get the loadhive program and run it, go to the unbootable drive and find the software file in the config dir.第一次去获得loadhive程序并运行它，去无法开机的驱动器，并找到软件的文件中的配置迪尔。 Not the .sav or .LOG files, the one without the extension.不是。 sav或。日志文件，一个没有扩展名。 Load it as stated by the guy above and follow the rest of his instructions.负载它作为所家伙以上，并按照休息，他的指示。
January 19th, 2008 13:02 2008年1月19日13时02分
Just wanted to say thanks Jinx - that was a life saver I really thought I was lost till I was your post.只想说感谢的厄运-这是一个生命的保护，我真的以为我失去了到我是您的帖子。
And thanks for the original article!!并感谢原来的文章！
April 18th, 2008 09:00 2008年4月18日09:00
This is one kickass time saver.这是一个kickass节省时间。 My hat is off to you and I am indebted to you.我的帽子，是小康向你和我很感激你。 I’ve been looking for such a tool for a long time.我一直在寻找这样的工具相当长的时间。 Great job.伟大的工作。