The Internet of Things (IoT) has slowly but surely made its way into our homes and workplaces. From smart homes to industrial control systems, the IoT has made our lives more convenient and efficient. But as connectivity has increased, so have the risks.
IoT devices are often designed with functionality in mind rather than security. This means that many devices have weak or default passwords, unpatched vulnerabilities, and insecure communication protocols. Attackers can exploit these vulnerabilities to gain unauthorized access to devices and networks, steal sensitive data, or launch other attacks.
According to a recent report by the World Economic Forum, the number of IoT devices is expected to reach 2025 billion by 30, providing a huge attack surface for cybercriminals. The report also points to the increasing trade of IoT vulnerabilities and exploits on the dark web, making it easier for attackers to target these devices.
Social engineering and IoT attacks
One of the most underestimated, but also most dangerous, aspects of IoT is its potential for social engineering. Many devices collect and transmit sensitive personal data such as health data, location data, and even video and audio recordings. Attackers can use this data to craft highly targeted phishing emails or messages to trick their victims into revealing login credentials or other sensitive information.
Protection against IoT attacks
To protect against IoT attacks, a multi-layered security approach is required. This includes the following measures:
- Changing the default passwords: Many IoT devices ship with weak or default passwords. Change these immediately and use strong, unique passwords for each device.
- Keep devices up to date: Regularly check for and install firmware and software updates for your IoT devices. These updates often contain security patches for known vulnerabilities.
- Segment networks: Use separate networks for IoT devices and critical systems. This can prevent attackers from moving laterally through your network if they compromise an IoT device.
- Monitoring for anomalies: Use security monitoring tools to identify unusual traffic patterns or behaviors in your IoT devices and networks. This can help you quickly detect and respond to potential attacks.
- Raising user awareness: IEducate your employees and family members about the risks of IoT attacks and how to spot potential social engineering attempts. Encourage them to report any suspicious emails or messages. In particular, teach them to look for security features, such as the ability to change passwords and easily update or patch devices before purchasing.
The future of IoT security
As the number of IoT devices grows, so does the threat of cyber attacks. It is vital that device manufacturers prioritize security when designing and developing IoT products. While some countries, such as the UK, have already enacted laws to protect consumers by mandating minimum security standards, more needs to be done on a global level.
Ultimately, securing it requires a collaborative effort from device manufacturers, developers, businesses and consumers. A key part of this effort is conducting security awareness training to help raise security awareness at all levels. Through such training, all stakeholders can be better informed about potential threats and learn how to make security-conscious decisions. If we work together to prioritize security, raise awareness of the risks and reinforce it with targeted training, we can ensure that the benefits of IoT technology are not overshadowed by the threat of cyberattacks.
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About KnowBe4 KnowBe4, provider of the world's largest platform for security awareness training and simulated phishing, is used by more than 60.000 companies around the world. Founded by IT and data security specialist Stu Sjouwerman, KnowBe4 helps organizations address the human element of security by raising awareness of ransomware, CEO fraud and other social engineering tactics through a new approach to security education. Kevin Mitnick, an internationally recognized cybersecurity specialist and KnowBe4's Chief Hacking Officer, helped develop the KnowBe4 training based on his well-documented social engineering tactics. Tens of thousands of organizations rely on KnowBe4 to mobilize their end users as the last line of defense.