開放的部落人生

EZ100PU 讀卡機應該算n年前大宗出貨的產品，驅動上不是很考慮 Win7

這台算是 Win7 64bit 電腦操作上有需要用到讀卡機，臨時從他人電腦（是的，是XP）上拿來用的

雖然說臨時，這樣折騰也搞了快三個白天..

先說結論：EZ100PU 終於 ok 可以使用了，重點是要更改登錄檔權限擁有者

參考文章：http://social.msdn.microsoft.com/Forums/windowsdesktop/en-US/e111144e-377c-4bab-b96d-118f7023c0a8/smart-card-application?forum=windowscompatibility

（的倒數第四篇回應，其實步驟上並沒完全照做，只是 FroggyCdc 點出的過程引導我處理的方向..）

相同問題的人貌似很多，資料先留存一份吧：

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HKLM\SOFTWARE\Microsoft\Cryptography\Calais.

1. Right-click on the key HKLM\SOFTWARE\Microsoft\Cryptography\Calais and select Permissions...
2. Click Add.
3. Click Advanced.
4. Click Locations.
5. Click on the computername and click OK.
6. In the window 'Select user or groups', click on Find now.
7. Select LOCAL SERVICE.
8. Click OK.
9. In the window 'Select user or groups', click on OK.
10. In the window 'Permissions for Calais', click on LOCAL SERVICE and make sure 'Full control' , 'Read' and 'special permissions' is allowed.
11. In the window 'Advance Security Settings for Calais", deactivate the options 'Inherit from parent the permission entries that apply to child objects...'
12. When the window 'Security' appears, click Copy.
13. In the window 'Advance Security Settings for Calais", activate the option 'Replace permission entries on all child objects with entries shown here that apply to child objects' and click OK.
14. In the window 'Security' click Yes
15. In the window 'Permissions for Calais', click OK.

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