Installing Network Agent on Astra Linux in the closed software environment mode

This section describes how to install Network Agent for Linux on the Astra Linux Special Edition operating system.

Before installation:

• Make sure that the device on which you want to install Network Agent for Linux is running one of the supported Linux distributions.
• Download the kaspersky_astra_pub_key.gpg application key.
• Download the necessary Network Agent installation file from the Kaspersky website.

Run the commands provided in this instruction under an account with root privileges.

To install Network Agent for Linux on the Astra Linux Special Edition (operational update 1.7) and Astra Linux Special Edition (operational update 1.6) operating system:

1. Open the /etc/digsig/digsig_initramfs.conf file, and then specify the following setting:

   DIGSIG_ELF_MODE=1

2. In the command line, run the following command to install the compatibility package:

   apt install astra-digsig-oldkeys

3. Create a directory for the application key:

   mkdir -p /etc/digsig/keys/legacy/kaspersky/

4. Place the application key in the directory created in the previous step:

   cp kaspersky_astra_pub_key.gpg /etc/digsig/keys/legacy/kaspersky/

5. Update the RAM disks:

   update-initramfs -u -k all

   Reboot the system.

6. Install Network Agent:
   • To install Network Agent from a DEB package to a 32-bit operating system, execute the following command:
     # apt-get install ./klnagent_<build number>_i386.deb
   • To install Network Agent from a DEB package to a 64-bit operating system, execute the following command:
     # apt-get install ./klnagent64_<build number>_amd64.deb
   • To install Network Agent from a DEB package to a 64-bit operating system for the Arm architecture, execute the following command:
     # apt-get install ./klnagent64_<build number>_arm64.deb

Network Agent for Linux is installed.