1. Start the VMware vSphere Client console. See the guide on the VMware website.
2. Go to the Hosts and Clusters node.
3. Select the virtual machine for which you want to assign or remove security tags.
4. Open the Summary tab and expand the Security Tags block.
5. Click the Manage link to open the window with the list of available security tags.
6. If you want to:
   • Assign security tags to the virtual machine, move these tags to the Selected Objects list.
   • Remove security tags from the virtual machine, move these tags to the Available Objects list.
7. Click OK.

The security tags will be assigned or removed.

1. Start the VMware vSphere Client console. See the guide on the VMware website.
2. Go to Networking & Security → Groups and Tags → Security Groups. 
3. Select the VMware NSX Manager in the NSX Manager drop-down list.
4. Go to the Security tags tab.
5. If you want to:
   • Assign a security tag to the virtual machine, select this tag in the table and click Assign VM.
   • Remove a security tag from the virtual machine, select this tag in the table and click Detach VM.
6. Move one or more VMs for which you want to assign or remove security tags to the Selected Objects list.
7. Click ОК.

The security tags will be assigned or removed.

The instructions apply only to Kaspersky Security for Virtualization Agentless version 6.1 or later.

1. Start the VMware NSX Manager console. See the guide on the VMware website.
2. Go to Inventory→Tags.
3. If the security tag is missing from the table, add it:
   1. Click Add Tag.
   2. Enter the name of the tag in the Tag field. For example, ANTI-VIRUS.VirusFound.threat=high.
   3. In the Scope field, enter the scope of the tag. For example, security.
4. Click next to the security tag and select Edit.
5. Click the Set Virtual Machines link.
6. If you want to:
   • Assign the security tag to the virtual machines, select the checkboxes for these virtual machines.
   • Remove the security tag from the virtual machines, clear the checkboxes for these virtual machines.
7. Click Apply →Save.

The security tags will be assigned or removed.