STIGQter STIGQter: STIG Summary: Samsung Android (with Knox 2.x) STIG Version: 1 Release: 4 Benchmark Date: 22 Apr 2016: The Samsung Knox for Android platform must be configured to enable data-at-rest protection for removable storage media.

DISA Rule

SV-70293r1_rule

Vulnerability Number

V-56039

Group Title

PP-MDF-001009

Rule Version

KNOX-30-004410

Severity

CAT I

CCI(s)

Weight

10

Fix Recommendation

Configure the mobile device to enable data-at-rest protection for removable media.

Configure the OS to encrypt all data at rest on the mobile device.

On the MDM Administration Console, select the "Storage Encryption" and "External Storage Encryption" check box in the "Android Restrictions" rule.

Check Contents

This validation procedure is performed on both the MDM Administration Console and the Samsung Knox for Android device.

Check whether the appropriate setting is configured on the MDM Administration Console:
1. Ask the MDM administrator to display the "Storage Encryption" and "External Storage Encryption" check box in the "Android Restrictions" rule. (**)
2. Verify the "Storage Encryption" and "External Storage Encryption" check boxes are selected.

On the Samsung Knox for Android device:
1. Open the device settings.
2. Select "Security".
3. Verify "Encrypt device" is grayed out and "Encrypted" is displayed.
4. Select "Encrypt external SD card".
5. Verify "The encryption policy has been applied" is displayed at the bottom of the screen.

NOTE: If no SD card is inserted, Step 5 should display "SD card is not inserted" at the bottom of the screen.

If the specified encryption settings are not set to the appropriate values, this is a finding.
(**) On some MDM vendor consoles, "Storage Encryption" enables both internal and external storage encryption.

Vulnerability Number

V-56039

Documentable

False

Rule Version

KNOX-30-004410

Severity Override Guidance

This validation procedure is performed on both the MDM Administration Console and the Samsung Knox for Android device.

Check whether the appropriate setting is configured on the MDM Administration Console:
1. Ask the MDM administrator to display the "Storage Encryption" and "External Storage Encryption" check box in the "Android Restrictions" rule. (**)
2. Verify the "Storage Encryption" and "External Storage Encryption" check boxes are selected.

On the Samsung Knox for Android device:
1. Open the device settings.
2. Select "Security".
3. Verify "Encrypt device" is grayed out and "Encrypted" is displayed.
4. Select "Encrypt external SD card".
5. Verify "The encryption policy has been applied" is displayed at the bottom of the screen.

NOTE: If no SD card is inserted, Step 5 should display "SD card is not inserted" at the bottom of the screen.

If the specified encryption settings are not set to the appropriate values, this is a finding.
(**) On some MDM vendor consoles, "Storage Encryption" enables both internal and external storage encryption.

Check Content Reference

M

Target Key

2699

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