Why the Internet of Things Is a Double-Edged Sword for Online Privacy

Internet of Things devices boost convenience but can expose users to cybersecurity threats.

Technology makes our lives increasingly easier, and every imaginable task becomes more efficient. In recent years, tech tools have even helped to connect and streamline smart devices in our homes and offices.

The Internet of Things is one such tool quietly becoming an integral part of modern life. From voice assistants and smart thermostats to connected refrigerators and security cameras, IoT devices can automate tasks, streamline home appliances, and make us feel safer.

Unfortunately, the IoT can also open the door to unexpected cybersecurity risks. Every IoT-connected device in your home or office can make your personal data vulnerable to cyber threats. Without strong protections in place, hackers can use IoT devices as entry points into your network. They could potentially gain access to sensitive files, passwords, or even control of your smart systems.

The good news is that you don’t need to be a tech expert to take action. By learning how IoT impacts network security and what steps you can take to protect your devices, you can stay one step ahead of cyber threats.

What is the Internet of Things?

The Internet of Things (IoT) is a network of physical smart devices. This includes (but isn’t limited to) home appliances, mobile phones, tablets, and home devices in your home or office. These devices are embedded with sensors and software that allow them to communicate with each other and exchange data.

Here’s how the IoT works:

Connectivity: Network connections like Bluetooth, cellular networks, and WiFi help IoT devices communicate with each other.
Built-in Sensors: Each IoT device contains sensors that collect data about their environment (for example, light, motion, or temperature).
Built-in Actuators: IoT devices also contain actuators that convert electric signals, based on sensor data, and transform them into physical actions, such as adjusting your thermostat or starting your laundry.
Data Analysis: IoT devices analyze collected data to gain insights, improve decision-making, and optimize automated tasks.
Communication: Every device connected to your IoT network can communicate with each other and streamline their tasks, even if they aren’t the same brand.

Types of IoT

Although there are specialized types of IoT like the Internet of Military Things (IoMT), Internet of Mobile Things (IoMT), and the Internet of Nano Things (IoNT), the Internet of Things typically fall into four broad categories:

Commercial IoT: Business applications such as automated checkout systems, fleet management, healthcare monitoring systems, and smart retail shelving systems.
Consumer IoT: Devices like wearable fitness trackers and smart home devices like lighting, security systems, thermostats, and TVs.
Industrial IoT: Technologies used in energy management, manufacturing, and other industrial settings like smart devices that optimize production and supply chain management.
Infrastructure IoT: Smart applications and devices used in infrastructure management and to create “smart cities,” like smart grids and traffic management systems.

Internet of Things personalizes customer experiences through smart data.

Benefits of IoT

There are numerous benefits of IoT in both a home and business setting, including:

Automation of mundane tasks: Especially in Commercial IoT settings, IoT applications can automate processes and tasks and reduce labor.
Cost savings: IoT reduces energy consumption and saves long-term costs.
Enhanced security: IoT can improve home security systems, allow real-time monitoring, and quickly respond to emergencies.
Improved customer experiences: The Internet of Things can tailor personalized experiences for customers, analyze data to optimize consumer responses, and help to create targeted marketing strategies.
Valuable insights: IoT devices collect and analyze enormous amounts of data, which can provide valuable insights and real-time predictions and responses for both individual users and businesses.

IoT and Everyday Cybersecurity

The Internet of Things is experiencing consistent, rapid growth. This is due to its integration in a vast array of sectors and the affordability of smart home devices. By 2034, the number of Consumer IoT devices is anticipated to reach a staggering 24 billion connected devices worldwide.

The Internet of Things is here to stay. And it’s important to understand the impact of IoT on network security, privacy, and everyday cybersecurity.

Biggest Network Security Risks of IoT Devices

Smart devices connected to the IoT can expose network security vulnerabilities and lead to numerous cyber threats. A lack of access controls, outdated firmware or software, poor encryption, and weak passwords can all lead to IoT network security risks.

Here are some of the greatest network security risks of IoT devices:

Data Breaches: IoT devices that are unsecured can allow cybercriminals to exploit network vulnerabilities and access confidential and sensitive data. This could include financial data and personal information, and to gain unauthorized access to your network.
DDoS Attacks: Cybercriminals might gain unauthorized access to your IoT to create a network of infected devices. This could block authorized users from using their IoT devices in a distributed denial-of-service (DDoS) attack.
Malware: If a hacker gains access to your IoT network, they can infect it with malware. Then they can control your devices, disrupt your network, steal your data, and more.
Man-in-the-Middle Attacks: Hackers could gain access to your IoT and intercept communications. They could steal your identity, credentials, and other private information through a man-in-the-middle attack.
Physical Security Risks: Smart devices like smart locks or security cameras could be compromised in a cyberattack. This could lead to physical break-ins, burglaries, and more.
Ransomware: Ransomware is a focused malware attack that bad actors could use to infect your IoT. They will lock you out of your home or business devices and demand payment to grant you access.
Supply Chain Vulnerabilities: Compromised IoT device components and software can infect and disrupt the supply chain. This has an impact on your network security.

Internet of Things security improves with strong passwords and multi-factor authentication.

How to Strengthen Network Security Against IoT Threats

The good news is that there are steps you can take to strengthen your IoT network security and protect your privacy. Cybersecurity for your IoT requires continuous monitoring, network segmentation, regular software and firmware updates, and robust authentication.

This includes taking the following steps:

Manage Access Controls and Authentication: When you add a new device to your IoT, change the default passwords and user names. Ensure you’re using strong and unique identification. For example, you can include multi-factor authentication (MFA), passwords that contain a unique combination of upper and lowercase letters, numbers, and Role-Based Access Control (RBAC) when possible.
Regular Audits: Perform consistent security audits of your IoT-connected devices to identify suspicious network activity or unauthorized access, and unusual behavior patterns. Audits can help to enhance your security and privacy protections.
Regularly Update Software and Firmware: Patch security vulnerabilities and enhance your IoT privacy by updating your firmware and automatically update software when available.
Segment Your IoT Network: Segment your IoT network to isolate them from your main wired and wireless networks. For example, use a guest WiFi network.

The Internet of Things has become a permanent fixture in our homes, workplaces, and even our cities. Along with the multiple benefits IoT offers, new cybersecurity vulnerabilities appear that can compromise network security and personal privacy.

By recognizing significant IoT cyber threats, like data breaches, DDoS attacks, and ransomware, and taking proactive steps such as regular device audits, strong access controls, and network segmentation, you can greatly reduce your exposure to IoT-related threats.

A few proactive steps and the right security tools can help you to enjoy the benefits of IoT without putting your privacy at risk.

Visit the What Is My IP Address blog or listen to our Easy Prey podcast available to stream on your favorite podcast platforms for more information on the Internet of Things and cybersecurity tips.