Updating application databases and modules

Updating the databases and application modules of Kaspersky Industrial CyberSecurity for Linux Nodes ensures up-to-date protection for your device. New viruses, malware, and other types of threats appear worldwide on a daily basis. Kaspersky Industrial CyberSecurity for Linux Nodes databases contain information about threats and ways of neutralizing them. To detect threats quickly, you are urged to regularly update the application databases and modules.

The following objects are updated on users' devices:

• Application databases. Application databases include databases of malware signatures, a description of network attacks, databases of malicious and phishing web addresses, databases of banners, spam databases, and other data.
• Application modules. Module updates are intended to eliminate vulnerabilities in the application and to improve methods of protecting devices. Module updates may change the behavior of application components and add new capabilities.

Kaspersky Industrial CyberSecurity for Linux Nodes supports the following scenarios for updating application modules and databases:

• Update from Kaspersky servers. Kaspersky update servers are located in different countries around the world, which ensures a high reliability of updates. If an update cannot be performed from one server, Kaspersky Industrial CyberSecurity for Linux Nodes switches over to the next server.
• Centralized update Centralized update reduces external Internet traffic, and provides for convenient monitoring of the update.

  Centralized update consists of the following steps:

  1. Download the update package to a repository within the organization's network.

     The update package is downloaded to the repository by the Download updates to Administration Server repository task of the Administration Server.

  2. Distribute the update package to client devices

     The update package is distributed to the client devices by the Update task of Kaspersky Industrial CyberSecurity for Linux Nodes. You can create an unlimited number of update tasks for each administration group.

By default, the list of update sources contains Kaspersky update servers and the Kaspersky Security Center Administration Server. You can add other update sources to the list. You can specify FTP-, HTTP-, or HTTPS servers as update sources. If an update cannot be performed from the first update source, Kaspersky Industrial CyberSecurity for Linux Nodes switches to the next update source.

Updates are downloaded from Kaspersky update servers or from other FTP, HTTP, or HTTPS servers over standard network protocols. If connection to a proxy server is required to access the update sources, specify the proxy server settings in the Kaspersky Industrial CyberSecurity for Linux Nodes policy settings.