The hack is called Salt Typhoon.
The hack targeted AT&T, Verizon, and other smaller communication systems.
The telecom companies were clueless for a year, possibly two years, about the Chinese being in their systems.
Microsoft researchers were the first to alert the telecom companies about the Chinese hackers targeting their systems.
The Chinese hackers could listen to phone calls, read unencrypted texts, and identify which phone numbers were being tapped by the U.S. government for surveillance purposes.
They took advantage of the mix of old, creaky equipment and new digital systems, focusing on the seams between old and new equipment to gain access.
The Chinese could identify which suspected spies the U.S. was monitoring, giving them a significant counterintelligence advantage.
The U.S. government advised Americans to use encrypted apps for communication until the issue is resolved.
China invested heavily in cyber capabilities, moved hacking operations from the military to the Ministry of State Security, and focused on being stealthier and more innovative in their methods.
The hack was one of the largest thefts of U.S. government data, exposing detailed security clearance files of 22 million Americans.
The Chinese gained a current surveillance capability through Salt Typhoon and a prospective disruption capability through hacks into critical infrastructure like electric grids and water systems.
The challenges include the need to balance national security with the continued operation of commercial telecom systems, as well as the difficulty of rebuilding or replacing old, vulnerable equipment.
Russia and China have formed a partnership opposing the U.S. in cyber operations, leading to a more complex and adversarial cyber landscape.
AI is used to both improve defenses against hacking and to find vulnerabilities in old systems, making it a critical tool in the ongoing cyber arms race.
An alarming new hack by China has penetrated the nerve center of the United States: its telephone network.
David E. Sanger, the White House and national security correspondent for The New York Times, discusses what the scope of the attack tells us about China’s growing power.
Guest: David E. Sanger), the White House and national security correspondent for The New York Times.
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