FBI Warns Americans to Replace Vulnerable Wi-Fi Routers

The FBI is urging Americans to review their home networking equipment and replace certain Wi-Fi routers that may leave users vulnerable to cyberattacks. According to federal authorities, outdated or unsupported routers can expose households and small businesses to hackers who exploit security flaws to gain access to networks and connected devices.

The warning comes as cybercriminals increasingly target consumer networking equipment that no longer receives software updates from manufacturers. When routers reach the end of their support lifecycle, security vulnerabilities may remain unpatched, creating opportunities for attackers to infiltrate networks, steal data, or use compromised devices in broader cybercrime operations.

Routers serve as the central gateway for internet traffic in homes and offices, connecting devices such as smartphones, laptops, smart TVs, and security cameras. If a router is compromised, attackers may gain visibility into internet activity, intercept sensitive information, or deploy malware across connected systems.

Federal investigators say one of the biggest risks comes from older routers that continue operating for years without firmware updates. Many consumers are unaware that their equipment has reached end-of-life status, meaning manufacturers have stopped providing security patches and technical support.

Hackers frequently scan the internet for vulnerable devices, including routers running outdated software. Once identified, attackers may attempt to exploit known security flaws to take control of the device. In some cases, compromised routers become part of botnets—large networks of infected devices used to launch cyberattacks, distribute malware, or carry out large-scale fraud.

The FBI advises consumers to check the model number of their router and verify whether it is still supported by the manufacturer. If a device is no longer receiving updates, replacing it with a newer model that supports regular security patches is strongly recommended.

In addition to upgrading hardware when necessary, security experts suggest several steps to improve home network protection. These include installing firmware updates whenever they are available, changing default administrative passwords, disabling remote management features unless required, and enabling strong encryption such as WPA3 or WPA2.

Consumers are also encouraged to periodically restart their routers, which can disrupt certain types of malware infections that attempt to maintain persistent connections to compromised devices.

As cyber threats continue to evolve, federal authorities say keeping networking equipment updated is one of the most effective ways to protect personal information and maintain a secure internet connection. For households relying on smart home technology and connected devices, ensuring router security has become an essential part of digital safety.