Android 4.2.2 introduces a new way of protecting your apps and data on compatible devices - secure USB debugging.
When you connect a device running Android 4.2.2 or higher to your computer, the system shows a dialog asking whether to accept an RSA key that allows debugging through this computer. you need to unlock the device and acknowledge the dialog.
Also, you need to replace the adb.exe, AdbWinApi.dll and AdbWinUsbApi.dll with the 4.2.2 version. If you are using Nexus device, you need to install the latest Android SDK to get these files. If you are using other devices, please install the latest software from your phone software provider. These files usually comes with your phone software. Please search the "adb.exe" under the installation directory of your phone software.
By default, these files are installed in the SyncCenter installation directory on your PC:
e.g:
C:\Program Files\Vecal\VCOrganizer\VCOrganizer\
Please replace these three files (adb.exe, AdbWinApi.dll and AdbWinUsbApi.dll) with the latest version software. Then, restart your PC.
Regarding the adb information, please refer to this website: