Managing the Alarm Whitelist

You can configure the alarm whitelist to reduce false alarms. Events can be deleted from the whitelist.

Whitelisted events will not trigger alarms.

On the Alarms page, you can add falsely reported alarms to the alarm whitelist. After an alarm is added to the whitelist, HSS will not generate alarms or collect statistics on it.

Constraints

Any of the premium, WTP, or CGS editions must be enabled.

Adding Events to the Alarm Whitelist

**Table 1** Configuring the alarm whitelist
Method	Description
Add to alarm whitelist	Choose to add the alarm to the whitelist when handling it. The following types of events can be added to the alarm whitelist: Reverse shells Ransomware Malicious programs Web shell Abnormal process behaviors Process privilege escalations File privilege escalations High-risk command executions Malicious programs Important file changes File/Directory changes Abnormal shells Suspicious crontab tasks Invalid accounts Common vulnerability exploits

Checking the Alarm Whitelist

Perform the following steps to check the alarm whitelist:

Log in to the management console.
In the upper left corner of the page, click , select a region, and choose Security > Host Security Service.
In the navigation pane on the left, choose Detection > Whitelists.

Click Alarm Whitelist to view the added alarm whitelist. For more information, see Table 2.

**Table 2** Parameter description
Parameter Name	Description
Alarm Type	Name of the alarm whitelist type.
SHA256	Hash value of the target file.

Follow-Up Procedure

Removing alarms from the whitelist

To remove an alarm from the whitelist, select it and click Delete.

Exercise caution when performing this operation. Whitelisted alarms cannot be restored after removal, and will be reported once triggered.
After an alarm is deleted from the whitelist, the handling status of the events associated with the alarm is not updated. To change the status, choose Detection > Alarms, click Handle in the Operation column of an event, and select Remove from whitelist.