Protecting your IoT devices from cybercriminals is crucial to ensure the security and privacy of your data. Here are some measures you can take:

1. Change default passwords: Many IoT devices come with default usernames and passwords, which are often widely known among cybercriminals. Make sure to change these default credentials to unique and strong passwords.
2. Keep software up to date: Regularly check for firmware updates and security patches for your IoT devices. Manufacturers often release updates to address vulnerabilities and improve security.
3. Disable unnecessary features: Disable any unnecessary features or services on your IoT devices. This reduces the potential attack surface and minimizes the risk of exploitation.
4. Secure your network: Set up a separate network for your IoT devices, such as a guest network. This isolates them from your main network, adding an extra layer of protection.
5. Use strong encryption: Ensure that your IoT devices communicate over encrypted channels. This prevents eavesdropping and data interception. Use protocols like HTTPS, SSL/TLS, or VPNs to encrypt your data.
6. Implement network segmentation: Divide your network into segments or subnets to isolate your IoT devices from other devices. This limits the potential impact of a breach and prevents lateral movement by cybercriminals.
7. Regularly monitor your devices: Keep an eye on the behavior of your IoT devices. Monitor network traffic, check for any suspicious activities, and review logs for any signs of unauthorized access.
8. Disable Universal Plug and Play (UPnP): UPnP can expose your IoT devices to potential attacks. Disable it unless necessary.
9. Use a firewall: Set up a firewall to filter incoming and outgoing traffic to your IoT devices. This adds an additional layer of protection by blocking unauthorized access attempts.
10. Research before purchasing: Before buying an IoT device, research its security track record and reputation. Look for devices from reputable manufacturers who prioritize security and provide regular updates.

By following these best practices, you can significantly reduce the risk of your IoT devices being exploited by cybercriminals.

For more information, you can refer to the following resources:

• US-CERT: Securing the Internet of Things
• IoT For All: IoT Security Best Practices
• Symantec: Internet of Things (IoT) Security