신협 2채널 앱인증 is an Android application developed by 씽크에이티. It is designed to provide two-channel authentication for credit unions' internet banking services. By installing this app and registering it with Credit Union Internet Banking, users can conveniently and securely perform two-channel authentication on their smartphones.

The app requires certain permissions to function properly. The mandatory restriction is storage, as the app needs to store configuration information for authentication and registration purposes. Additionally, there is a choose restriction for making calls to the customer service center within the app.

For users on Android 6.0 or later, you can easily manage the app's access permissions by going to Device Settings > Apps > More (configuration and control) > App Setup > App Permissions. From there, you can select the appropriate restrictions and choose to consent or withdraw them. Users with Android versions below 6.0 will need to delete the app to withdraw access.

Overall, 신협 2채널 앱인증 provides a convenient and secure way for credit union members to perform two-channel authentication for their internet banking needs. It is a free app available in the Business & Productivity category under the Finance subcategory on the Android platform.