Threat Monitor

You can find detailed statistics of email threats and sources and adjust relevant settings accordingly for optimal security.

Overview

To view general threat analysis:

The general threat analysis provides statistics of various kinds of inbound/outbound email threats and shows such information in clear graphs.

Go to Threat Monitor > Overview.
Under General Threat Analysis, you can find threat statistics and relevant settings:
- Time range: Select to show threat statistics over a specific time range.
- Threat list: See percentage statistics of each threat type. To see the count statistics, hover the mouse over a specific type.
- Threat doughnut chart: See the percentage statistics of each threat type. Select or deselect threat types on the right list to suit your needs.
- Anti-spam: See the anti-spam engine status. To modify its relevant settings, click to jump to the page.
- Antivirus: See the anti-virus engine status. To modify its relevant settings, click to jump to the page.
- DNSBL Self-check: See if the Synology NAS is in the DNSBL blacklist. Click to see more details.

To view external threat analysis:

The external threat analysis displays sources of blocked inbound emails and the corresponding count statistics.

Go to Threat Monitor > Overview.
Under External Threat Analysis, you can find a threat map and count statistics of each source:
- Threat map: Each circle represents a threat source area. A circle expands when more blocked emails come from the area. To see the count statistics, hover the mouse to the circle.
- Threat Source: This list shows the top six sources of blocked email with their corresponding counts.

Inbound and Outbound

At Inbound and Outbound, you can find statistics of blocked inbound and outbound emails respectively, along with top senders/recipients of such emails.

Time range: Select to show statistics of blocked outbound or inbound emails over a specific time range.
Blocked Mail Statistics: Show the trends of each threat type of inbound emails (at Inbound) or outbound emails (at Outbound) over the selected time range.
- To change threat types in display, select or deselect the legends under the chart.
- To see count statistics of each threat type, hover the mouse over the chart.
Top Senders of Blocked Mail: Show top 10 senders of blocked inbound emails (at Inbound) or outbound emails (at Outbound) with count statistics. For a complete list, click Show All.
Top Recipients of Blocked Mail: Show top 10 recipients of blocked inbound emails (at Inbound) or outbound emails (at Outbound) with count statistics. For a complete list, click Show All.

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