Security settings checklist for Kaspersky Security for Microsoft Exchange Servers

[Antipova Anna]

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The table below contains the criteria for Kaspersky Security for Microsoft Exchange Servers 9.0 MR6 settings health check. Using the settings as specified in the table ensures meeting the recommended security level of the system.

№	Parameters (settings) to check	Check criterion		Expected result
1	Anti-Virus protection for the Transport Hub role	1.1. Anti-Virus protection is enabled		In the node Server protection → Protection for the Transport Hub role → Anti-Virus scan settings the Enable anti-virus protection for the Hub Transport role option is selected
		1.2. The Delete object action has been set for infected objects		In the node Server protection → Protection for the Transport Hub role → Anti-Virus scan settings the Delete object option is selected for infected objects
2	Virus scan of mailboxes	2.1. Scan is enabled		In the node Server protection → Protection for the Mailbox role → Anti-Virus scan settings the Enable anti-virus protection for the Mailbox role option is selected
		2.2. The Delete object action has been set for infected objects		In the node Server protection → Protection for the Mailbox role → Anti-Virus scan settings the Delete object is selected for infected objects
		2.3. Periodic scan task run has been configured		In the node Server protection → Protection for the Mailbox role → Protection for mailboxes all required mailbox storages are selected (Protected mailbox storages) the task schedule has been defined (Background scan → Schedule)
3	General Anti-Virus protection settings	3.1. Interaction with KSN (KPSN) is enabled for the Anti-Virus module		In the node Settings → KSN Settings the I accept the KSN Statement option. Use Kaspersky Security Network or Use Kaspersky Private Security Network (KPSN) option is selected In the node Server protection → Advanced Anti-Virus settings the Use Kaspersky Security Network option is selected
		3.2. Scanning of archives and containers is enabled		In the node Server protection → Advanced Anti-Virus settings the Scan attached containers/archives option is selected the default value (32) is set for the Scan attached containers/archives with nesting level not higher than setting
4	Anti-Spam and Anti-Phishing scan	Anti-Spam parameters are configured	4.1. Anti-Spam is enabled	In the node Server protection → Protection for the Transport Hub role → Anti-Spam scan settings the Enable anti-spam scanning of messages option is selected
			4.2. SCL rating is in use (only if the "Skip" action is selected)	In the node Server protection → Protection for the Transport Hub role → Anti-Spam scan settings the Add SCL value option is selected for Spam, Potential spam and Blacklisted If mass mailings need to be put into the spam folder: the Add SCL value option is selected for Mass mailing
		Anti-Phishing parameters are configured	4.3. Anti-Phishing scan is enabled	In the node Server protection → Protection for the Transport Hub role → Anti-Spam scan settings the Enable anti-phishing scanning of messages option is selected
			4.4. SCL rating and PCL rating are in use (only if the "Skip" action is selected)	In the node Server protection → Protection for the Transport Hub role → Anti-Spam scan settings the Add SCL and PCL rating option is selected for Phishing
		Parameters for interaction with KSN (KPSN) are configured	4.5. Interaction with KSN (KPSN) for Anti-Spam and Anti-Phishing scans is enabled	In the node Settings → KSN Settings the I accept the KSN Statement option. Use Kaspersky Security Network or Use Kaspersky Private Security Network (KPSN) option is selected In the node Server protection → Protection for the Transport Hub role → Anti-Spam scan settings the Use Kaspersky Security Network option is selected
			4.6. Reputation Filtering service is enabled (only if there is interaction with KSN)	In the node Server protection → Protection for the Transport Hub role → Anti-Spam scan settings the Use Reputation Filtering option is selected
		4.7. Enforced Anti-Spam Updates Service is enabled		In the node Server protection → Protection for the Transport Hub role → Anti-Spam scan settings the Use Enforced Anti-Spam Updates Service option is selected
5	Database update and network settings	5.1. Automatic update of anti-virus databases is enabled Recommended interval – 1 hour		In the node Updates → Update databases of Anti-Virus → Run mode the Periodically value is set to every hour
		5.2. Automatic update of Anti-Spam databases is enabled Recommended interval – 5 minutes		In the node Updates → Anti-Spam databases update → Run mode the Periodically value is set to every 5 minutes
		5.3. Proxy server has been configured for database update (if update sources are accessed through a proxy)		In the node Settings → Proxy server settings proxy server settings have been defined In the node Settings → Connection settings the Use proxy server option is selected
		5.4. Proxy server has been configured for KSN and the Enforced Anti-Spam Updates Service (if KSN is accessed through a proxy)		In the node Settings → Proxy server settings proxy server settings have been defined the Use a proxy server to access KSN, Enforced Anti-Spam Updates Service, and Kaspersky Lab activation servers option is selected
6	Licensing	License key is active		In the node Settings → Licensing the license key has an active status