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C# Find Certificate By Thumbprint

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Tip 5: Don't load direct from a byte array We used to do this in Octopus: var certificate = new X509Certificate2(bytes); It turns out that this writes a temporary file to Solving: copy the Fingerprint from mmc to Notepad.exe copy this string again paste to your code It's working. Let's see whether we can load the CA certificate we created before in this series: X509Certificate2 certificate = new X509Certificate2(@"C:\TestProjects\Certificates\Certificates\RootCert.cer"); string expirationDate = certificate.GetExpirationDateString(); string issuer = certificate.Issuer; string effectiveDateString = I live in Brisbane and work on Octopus Deploy, an automated deployment tool for .NET applications. http://trisystech.net/not-working/couldn-39-t-find-synaptics-properties-no-synaptics-driver-loaded.html

Axes around image How necessary are specialty malts in an extract brew? How to connect two parabolic paths in TikZ? share|improve this answer answered Dec 9 '11 at 16:04 Joe 24.4k87294 Yes, its correct. –nunofamel Dec 9 '11 at 16:13 the 2nd param really is findValue, –nunofamel asked 4 years ago viewed 22383 times active 1 month ago Upcoming Events 2016 Community Moderator Election ends in 6 days Blog How We Make Money at Stack Overflow: 2016 Edition

C# Find Certificate By Thumbprint

share|improve this answer edited Jul 5 '13 at 7:48 answered Feb 13 '13 at 11:40 KenD 2,23522353 7 Wow... Tip 4: Understand the key storage flags As you might have gathered from above, getting the key storage flags right is crucial. Also, beware of temporary profiles, which I'll discuss later. In this case, the key actually gets written to: C:\Users\Paul\AppData\Roaming\Microsoft\SystemCertificates\My\Keys\62207B818FC553C92CC6D2C2F869603C190544FB Umm, that's no good.

A certificate is something you are supposed to present to someone to prove something, and by design, it's only the public portion of the public/private key pair that is ever presented For example, if I do this: var cert = new X509Certificate2(bytes, password, X509KeyStorageFlags.MachineKeySet | X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.Exportable); var store = new X509Store(StoreName.My, StoreLocation.LocalMachine); store.Open(OpenFlags.ReadWrite); store.Add(cert); store.Close(); Then I'll end Here is my debug code just ot make sure I am seeing the proper serial numbers: X509Store store = new X509Store(StoreName.My, StoreLocation.LocalMachine); store.Open(OpenFlags.ReadOnly); foreach (X509Certificate2 cert in store.Certificates) { System.Web.HttpContext.Current.Response.Write (cert.SerialNumber X509store C# Example Certificate.HasPrivateKey returns true.

There are plenty of ways that permissions, group policies, and other issues can creep in to really mess with your use of X.509 certificates in .NET. A literal string vs. Browse other questions tagged c# azure ssl-certificate or ask your own question. You might have just loaded the certificate from a blob with the key.

Keep in mind that I'm adding the certificate to the same place; but I'm using the UserKeySet option instead of the MachineKeySet option. Unable To Locate Certificate With Thumbprint An administrator then establishes a trust relationship between the two by exchanging the public key thumbprints of each service to the other. null : certs[0]; } finally { store.Close(); } } Debug locals show that store.Certificates has been loaded and contains two certificates — the default "localhost" one and one I've imported, so When you click Add, you can choose three different stores to manage: These are the equivalent of the StoreLocation enum that you pass to the X509Store constructor.

Find Certificate By Thumbprint C# Not Working

Hot Network Questions Who or what is the origin of the Seven Mountain Mandate? Hot Network Questions How does insertion of mixed sObjects behave? C# Find Certificate By Thumbprint The only value stored against this key is a blob containing the public portion of the X509 certificate: There's an MSDN article with more information about these paths if you need X509certificate2collection Find Findbythumbprint Is the certificate valid?

But that's largely for convenience. Below code worked for me. You can verify this by looking at the thumbprint properties from the snap-in. Now, modify your code to search for certificate (I've changed the last parameter to false) var certificates = store.Certificates.Find(X509FindType.FindByThumbprint, commandLineArgs.CertificateThumbprint, false); or (IMHO better) make the imported certificate trusted by importing X509findtype Find By Friendly Name

Upon installation, both services generate a self-signed X509 certificate. What specifically did Hillary Clinton say or do, to seem untrustworthy to Americans? You create them like this: File.WriteAllBytes("Hello.cer", cert.Export(X509ContentType.Cert)); Sometimes it's handy to export the X.509 certificate (which is the public stuff) and the private key into a single file. That's a big problem because the file is created using GetTempFile.

The other useful tool is a .NET sample called FindPrivateKey.exe which does what it says on the tin. Findbythumbprint Invalid Hexadecimal String Format Wasted Hrs, playing with immediate window, wondering why "Foo" == "Foo" was false. In the MMC, the left-to-right mark has non-zero width, which you can observe by watching the cursor move when you arrow across it and my noticing that the first row of

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Is "freak-out" an active or a passive experience? Try to delete the first invisible symbol and if this is what I think of, this should work. We'll need to locate the certificate in the appropriate store and call the Remove method of X509Store: X509Store personalStore = new X509Store(StoreName.My, StoreLocation.LocalMachine); try { personalStore.Open(OpenFlags.ReadWrite); X509Certificate2Collection findResult = personalStore.Certificates.Find(X509FindType.FindBySubjectName, "greatsite.com", X509store.certificates.find Valid Only I was a Microsoft MVP for WPF from 2006 to 2013.

If you have a self signed certificate or so then just pass the 3rd param to be "false" share|improve this answer answered Dec 9 '11 at 16:21 Rajesh 5,83031226 Hot Network Questions new to bash need help with script of dates Can I reset a CSS property rather than overriding it? Storing passwords in access-restricted Google spreadsheets? asked 3 years ago viewed 3267 times active 1 year ago Upcoming Events 2016 Community Moderator Election ends in 6 days Blog How We Make Money at Stack Overflow: 2016 Edition

X509KeyStorageFlags.Exportable - I like to always specify this because it's nice for users to be able to back up the private key X509KeyStorageFlags.MachineKeySet - the key is written to a folder Shortest path between two points with n hops Texas, USA speed ticket as a European citizen, already left the country Why is nuclear waste dangerous? Any ideas? The class has numerous overloaded constructors.

If the key isn't persisted, it can't be used. When the certificate is loaded, the private key is also written to a path that looks like: C:\ProgramData\Microsoft\Crypto\RSA\MachineKeys\6cf6a27d290e81ccab98cbd34c112cb7_68b198b5-4c92-4b3e-9d30-8e2a81ccb3d7 Or when importing a user key: C:\Users\Paul\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-992800734-1677258167-2839820197-1001\31c8414d419a75bb6417bc744bf81592_68b198b5-4c92-4b3e-9d30-8e2a81ccb3d7 So again, there's a chance that Related Sites Visual Studio Visual Studio Integrate VSIP Program Microsoft .NET Microsoft Azure Connect Forums Blog Facebook LinkedIn Stack Overflow Twitter Visual Studio Events YouTube Developer Resources Code samples Documentation Downloads What is the standard dimension of wide pictures?

You can then nix that character and copy the 'updated' string to your code/config/textbox. –nateirvin Jan 8 '13 at 18:37 @nateirvin: True (my suggestion to retype by hand is In this post, I'm going to share what I've learned about dealing with them so far. But dealing with X.509 certificates on Windows is, well, a pain in the ass. Conclusion The cryptography capabilities in Windows were obviously designed by someone way smarter than me.

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