Device Administration; Credential Storage - Samsung Galaxy TAB 3 User Manual

Device Administration

To add or remove device administrators:
1. From the Settings screen, touch Security.
2. Touch Device administrators.
Enable or disable installation of non-Google Play
applications.
1. From the Settings screen, touch Security.
2. Touch Unknown sources.
An informational pop-up displays.
3. Read the message and touch OK to allow installation of
non-Google Play applications.
When enabled, a check mark
check box.
Warning! Enabling this option causes your tablet and personal
data to be more vulnerable to attack by applications
from unknown sources.
4. To block or warn before installing apps that may cause
harm, touch Verify apps.
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Credential Storage

If a certificate authority (CA) certificate gets compromised or
for some other reason you do not trust it, you can disable or
remove it.
1. From the Settings screen, touch Security.
2. Touch Storage type to set a storage type for credential
contents.
3. Touch Trusted credentials.
• The trusted credentials screen has two tabs:
–
System: Displays CA certificates that are permanently installed
in the ROM of your device.
–
User: Displays any CA certificates that you installed, for
example, in the process of installing a client certificate.
• Touch a CA certificate to examine its details.
A scrolling screen displays the details.
Scroll to the bottom of the details screen and touch Turn off to
disable a System certificate.