A non-reading CAC is typically due to driver, service, or certificate issues—rarely a hardware failure. Following a systematic check from physical connection → OS services → middleware → certificates resolves most cases. For persistent failures, engage your local IT support or security manager, as the card may need replacement.
By following these steps, you should be able to resolve the issue and get your smart card reader reading your CAC card again. smart card reader not reading cac
Right-click your reader (e.g., SCR3310, Identiv, Cherry) and select . Disconnect the reader from the USB port. Restart the computer. A non-reading CAC is typically due to driver,