According to American cybersecurity authorities, China is currently considered the world’s most significant cyber threat. This was emphasized with the revelation that Chinese hackers breached Japan’s national internal network system two years ago. This network was used by diplomats to transmit confidential government documents, posing a risk of exposing sensitive information. As a result of this breach, Japan has teamed up with the United States to enhance its cyber defenses. The incident is indicative of a larger pattern, with China’s cyber operatives frequently targeting not only the United States but also Japan, the Netherlands, the Philippines, and other countries.
The breach of Japan’s internal network system in 2020 was identified by the U.S. government, and Japanese officials were urged to take measures to counter the cyberattacks. Japan, in turn, conducted a comprehensive review and reinforcement of its network systems in major government agencies. The secure internal network, separate from the international internet, is crucial for Japanese diplomats to transmit confidential information and is essential for the nation’s security.
Warnings about Chinese cyber threats have come from many sources. The FBI’s director, Christopher Wray, testified that Chinese hackers pose a daily threat to America, risking significant harm to U.S. citizens and communities. Furthermore, collaboration between the Chinese military and the Ministry of State Security has been found to be pivotal in orchestrating cyberattacks against other nations.
American cybersecurity experts have raised concerns about China’s rapidly expanding cyber threat capabilities, positioning it as the foremost global cyber threat. China’s cyber warfare capabilities have been acknowledged to be well-resourced and extensive, with nearly 25,000 military personnel being involved in various cyber units. This engagement in cyber activities underscores China’s commitment to leveraging cyber espionage for its geopolitical and strategic ambitions.
The activity is not limited to Japan or the United States. Reports from the Philippines and the Netherlands documented failed attempts by Chinese hackers to breach their networks. Washington has raised concerns about American secrets being compromised in conjunction with Japan’s security network. Consequently, the United States has been encouraging Japan to continually enhance its cyber defense mechanisms to prevent similar incidents in the future.
In light of these cybersecurity breaches, China has denied the allegations and has criticized Japan for raising concerns. The pattern of aggressive cyber activities by Chinese hackers targeting various countries is indicative of the extent and significance of China’s cyber threat globally.