Samsung Android 11 with Knox 3.x Legacy Security Technical Implementation Guide
Rules, Groups, and Values defined within the XCCDF Benchmark
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PP-MDF-301220
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PP-MDF-301050
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Samsung Android must be configured to not allow more than 10 consecutive failed authentication attempts.
The more attempts an adversary has to guess a password, the more likely the adversary will enter the correct password and gain access to resources on the device. Setting a limit on the number of at...Rule Medium Severity -
PP-MDF-301080
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Samsung Android must be configured to enforce an application installation policy by specifying one or more authorized application repositories, including DoD-approved commercial app repository, management tool server, or mobile application store.
Forcing all applications to be installed from authorized application repositories can prevent unauthorized and malicious applications from being installed and executed on mobile devices. Allowing s...Rule Medium Severity -
PP-MDF-301090
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Samsung Android Work Environment must be configured to enforce an application installation policy by specifying an application allowlist that restricts applications by the following characteristics: names.
The application allowlist, in addition to controlling the installation of applications on the MD, must control user access/execution of all core and preinstalled applications, or the MD must provid...Rule Medium Severity -
PP-MDF-301100
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The Samsung Android Work Environment allowlist must be configured to not include applications with the following characteristics: - back up MD data to non-DoD cloud servers (including user and application access to cloud backup services); - transmit MD diagnostic data to non-DoD servers; - voice assistant application if available when MD is locked; - voice dialing application if available when MD is locked; - allows synchronization of data or applications between devices associated with user; and - allows unencrypted (or encrypted but not FIPS 140-2 validated) data sharing with other MDs or printers.
Requiring all authorized applications to be in an application allowlist prevents the execution of any applications (e.g., unauthorized, malicious) that are not part of the allowlist. Failure to con...Rule Medium Severity -
PP-MDF-301110
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PP-MDF-301120
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Samsung Android must be configured to not display the following (Work Environment) notifications when the device is locked: all notifications.
Many mobile devices display notifications on the lock screen so that users can obtain relevant information in a timely manner without having to frequently unlock the phone to determine if there are...Rule Medium Severity -
PP-MDF-301140
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Samsung Android must be configured to enable encryption for data at rest on removable storage media or alternatively, the use of removable storage media must be disabled.
The MOS must ensure the data being written to the mobile device's removable media is protected from unauthorized access. If data at rest is unencrypted, it is vulnerable to disclosure. Even if the ...Rule High Severity -
PP-MDF-301150
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Samsung Android must be configured to disable trust agents. NOTE: This requirement is not applicable (NA) for specific biometric authentication factors included in the product Common Criteria evaluation.
The fingerprint reader can be used to authenticate the user in order to unlock the mobile device. At this time, no mobile device biometric reader has been evaluated as meeting the security requirem...Rule Medium Severity -
PP-MDF-301150
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Samsung Android must be configured to disable Face Recognition. NOTE: This requirement is not applicable (NA) for specific biometric authentication factors included in the product Common Criteria evaluation.
The fingerprint reader can be used to authenticate the user in order to unlock the mobile device. At this time, no mobile device biometric reader has been evaluated as meeting the security requirem...Rule Medium Severity -
PP-MDF-301170
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The Samsung Android Work Environment must be configured to prevent users from adding personal email accounts to the work email app.
If the user is able to add a personal email account (POP3, IMAP, EAS) to the work email app, it could be used to forward sensitive DoD data to unauthorized recipients. Restricting email account add...Rule Medium Severity
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