In the digital age, where both businesses and individuals connect a variety of devices, such as computers, smartphones, or even IoT devices, to the internet, concerns about their security are significantly increasing. This coincides with the necessity to find a reliable cybersecurity solution that protects against threats, especially from accessing harmful websites that could spread malware. It is also important to prevent hardware devices from communicating with potentially dangerous locations. In addition, the solution must be capable of providing real-time information about impending threats and strengthening the existing security infrastructure of a system. Therefore, a feasible, efficient and, above all, trustworthy solution must be found to combat the existing and ever-new cybersecurity threats.

Quad9 provides a feasible solution to the increasing necessity for cybersecurity. With its ability to operate at the DNS level, it protects against potentially harmful communications between hardware devices and dangerous websites. By using threat information from various sources, Quad9 provides real-time information about emerging threats, thus building stable protection for both businesses and individuals. This results in a significant strengthening of a system's existing security infrastructure. Therefore, the use of Quad9 can greatly improve the overall security situation. It offers an efficient and trustworthy solution in the fight against ever emerging cyber security threats. Thus, using Quad9 is an essential step towards a reliable cybersecurity solution.