Where is the certificate stored on a smart card?
The certificate that is stored on the smartcard must reside on the smartcard workstation in the profile of the user who is logging on with the smart card. You do not have to store the private key in the user’s profile on the workstation.
What kind of authentication does windows smart card use?
When you use a password to sign in interactively to a domain account, Windows uses the Kerberos version 5 (v5) protocol for authentication. If you use a smart card, the operating system uses Kerberos v5 authentication with X.509 v3 certificates.
What is the purpose of a smart card?
Smart cards are tamper-resistant portable storage devices that can enhance the security of tasks such as authenticating clients, signing code, securing e-mail, and signing in with a Windows domain account. Tamper-resistant storage for protecting private keys and other forms of personal information.
Who are smart card vendors in the Enterprise?
Enterprise IT developers, managers, and staff who are planning to deploy or are using smart cards in their organization. Smart card vendors who write smart card minidrivers or credential providers. What are smart cards?
Where to find Microsoft Enterprise smart card logon certificate?
Close the Group Policy window. Add the third party issuing the CA to the NTAuth store in Active Directory. The smart card logon certificate must be issued from a CA that is in the NTAuth store. By default, Microsoft Enterprise CAs are added to the NTAuth store.
How to add a certificate that resides on a certificate?
We created a lib using MSCAPI that get the certificate context and that proves private key ownership by using CryptAcquireCertificatePrivateKey in the following code (used in say: addCardCertToStore.exe tool for example) Logging with PIN, getting the userkey etc.:
Where is the registry key for smart card service?
The “smart card service” (SCardSvr.exe) maintains it. The cache is RAM-based, but the service writes it into a registry when it stops, so the cache resists reboots (the registry key is HKLM\\SOFTWARE\\Microsoft\\Cryptography\\Calais\\Cache\\Cache ).