Kaspersky Endpoint Security Linux installation on Ubuntu(Debian)

**How to Install and Configure Kaspersky Endpoint Security on Linux**

Follow these steps to install and configure Kaspersky Endpoint Security on your Linux machine:

**Note:** These instructions assume that you have already downloaded the necessary installation packages from Kaspersky's website.

1. Open a terminal window.

2. Switch to the root user:

```bash
sudo -i
```

3. Change to the root directory:

```bash
cd /
```

4. Navigate to the location of the downloaded packages:

```bash
cd /home/kesl/Downloads/
```

5. Change the permissions of the downloaded packages to make them executable:

```bash
chmod 777 kesl_11.4.0-1096_amd64.deb
chmod 777 klnagent64_14.0.0-4646_amd64.deb
```

6. Verify that the packages have executable permissions:

```bash
ls
```

7. Install Kaspersky Endpoint Security package:

```bash
dpkg -i kesl_11.4.0-1096_amd64.deb
```

8. Configure the installed Kaspersky Endpoint Security:

```bash
/opt/kaspersky/kesl/bin/kesl-setup.pl
```

9. Follow the prompts to configure Kaspersky:
- Select language: Press Enter.
- Display EULA: Press Enter, then press 'Q' to close.
- Accept EULA: Type 'y' to accept the license agreement.
- Accept Privacy Policy: Type 'y' to accept the privacy policy.
- Configure KSN: Type 'y' to accept the Kaspersky Security Network Statement.
- Grant Administrator role: Specify 'root' to grant the 'admin' role to the root user.
- Configure file interceptors: Press Enter to use fanotify interceptor.

10. Configure update source:
- Specify the update source. For example, you can use '[KLServers]'.

11. Configure proxy server settings (if using a proxy):
- Enter proxy address in the format 'proxyIP:port' or 'user:pass@proxyIP:port', or enter 'no' if not using a proxy.

12. Download the latest application databases:
- Type 'y' to download the latest databases.

13. Enable automatic updates of the application databases:
- Type 'n' to disable scheduled updates.it will manged from the KSC .

14. Activate the application:
- If you have commercial licence then you can put it here or else press entre the built-in trial key will be added.


15. Install Kaspersky Network Agent package:

```bash
dpkg -i klnagent64_14.0.0-4646_amd64.deb
```

16. Configure Kaspersky Network Agent:

```bash
/opt/kaspersky/klnagent64/lib/bin/setup/postinstall.pl
```

17. Follow the prompts to configure Kaspersky Network Agent:
- Accept the License Agreement.
- Enter Administration Server DNS-name or IP address.
- Enter Administration Server port number. Press entre both the time for default port number.
- Choose SSL encryption.
- Choose connection gateway mode (optional).

18. Verify Network Agent installation:

```bash
/opt/kaspersky/klnagent64/bin/klnagchk
```

19. Check Kaspersky Endpoint Security status:

```bash
kesl-control --app-info
```

That's it! You have successfully installed and configured Kaspersky Endpoint Security on your Linux machine. Make sure to regularly update the application and keep your system protected.