In the main window of the application web interface, open the management console tree and select the Settings section and Protection subsection.
In the Anti-Virus section, click any link to open the Anti-Virus protection settings window.
In the Protection and heuristic analysis settings group, select one of the following options in the Use KSN drop-down list:
Yes — if you want to use KSN.
No — if you do not want to use KSN.
In the Protection and heuristic analysis settings group, select one of the following options in the Use heuristic analysis drop-down list:
Yes — if you want to use Heuristic Analysis.
No — if you do not want to use Heuristic Analysis.
If you have enabled Heuristic Analyzer, in the Protection and heuristic analysis settings group in the Heuristic analysis level list select the level of heuristic analysis.
In the Protection and heuristic analysis settings group, open the drop-down list I consider some legitimate applications that can be exploited by hackers, to be dangerous for the corporate LAN and select one of the following options:
Yes if you believe that such applications can be exploited by criminals to harm the computer network of your organization.
No if you do not believe that such applications can be exploited by criminals to harm the computer network of your organization.
Such legitimate applications include, for example, commercial remote administration utilities, IRC clients, dialers, file downloaders, computer system activity monitors, and password management utilities. Messages found to contain such applications are processed according to the rules for infected and probably infected objects.
If your selection in the I consider some legitimate applications that can be exploited by hackers, to be dangerous for the corporate LAN list is Yes, select one of the following options in the Protection and heuristic analysis section in the Enable detection of some legitimate applications drop-down list:
Yes if you want to enable detection of such applications by Kaspersky Secure Mail Gateway.
No if you want to disable detection of such applications by Kaspersky Secure Mail Gateway.
In the Performance settings group, in the Maximum scanning time field specify the maximum Anti-Virus scan time in seconds.
If the virus scan of a message does not finish within the time limit you specified, Kaspersky Secure Mail Gateway:
Stops scanning the message (Skip action).
Assigns Clean (Clean message) status to the message.
Adds the av-status="Clean" label to the message subject.
Delivers the message to the recipient.
Adds the following entry to the /var/log/maillog event log:
<scan date and time> <Kaspersky Secure Mail Gateway host name>: not clean: message-id=<message ID>: relay-ip=<IP address of message recipient's computer>: action="Skipped": rules=<rule ID>: size=<message size>: mail-from=<message sender's email address>: rcpt-to=<message recipient's email address>: av-status="Clean", ap-status="Error", as-status="Error", ma-status="NotScanned, disabled by settings", cf-status="NotScanned, disabled by settings">
In the Performance settings group, in the Maximum scanning level field specify the maximum scanning level for messages scanned by the Anti-Virus engine.