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With the rapid development of the Internet of Things (IoT), we are entering an interconnected, intelligent world, however, this also poses a huge security challenge. The Mirai botnet, one of the threats in the IoT era, has attracted the attention of security experts around the world. This article will introduce how the Mirai botnet works, the impact on network security, and the corresponding defense measures.

IoT Security Weakness – Mirai exploits device vulnerabilities to form zombie devices

The Mirai botnet is a special form of cyberattack that exploits security weaknesses in IoT devices to turn them into zombie devices and form a massive distributed denial-of-service (DDoS) attack network. These zombie devices are usually unprotected smart home devices, webcams, routers and other IoT devices that are easy targets for attackers due to their simple setup and poor management.

Mirai’s cyberattack methods and security implications

The Mirai botnet attacks by scanning the internet for security flaws and then exploiting those vulnerabilities to break into targeted devices and infect them as zombie devices. Once a botnet is formed, attackers can launch large-scale DDoS attacks, causing the target website or service to stop functioning, causing huge losses to businesses and users. This type of attack is stealthy and powerful, often posing a significant threat to the network infrastructure.

Defensive Measures – Information security defenses against the Mirai botnet

In response to the threat of the Mirai botnet, security experts have proposed a series of defensive measures. First of all, device manufacturers should pay attention to security, providing updated firmware and patches to fix vulnerabilities in devices. Users should regularly update and harden their devices, including changing default passwords, turning off unnecessary services, and installing security software. Network managers should implement appropriate network monitoring and intrusion detection systems to detect and respond to abnormal traffic in a timely manner.

The emergence of the Mirai botnet reminds us that in the era of the Internet of Things, security problems have become more complex and serious. The efforts of device manufacturers or individual users alone are not enough, it requires the entire society to work together, including governments, businesses, and individuals, to ensure the security of the Internet of Things. Only by strengthening information security awareness, strengthening device security and implementing effective monitoring measures can we build a more secure and reliable IoT environment.