Cybersecurity and Infrastructure Security Agency CISA News

Cybersecurity Industry Falls Silent as Trump Turns Ire on SentinelOne

The cybersecurity industry has gone mostly quiet after President Donald Trump took action against one of its prominent members. Trump on Wednesday ordered the cancellation of security clearances of SentinelOne executives and employees, part of a campaign to use the …

Cybersecurity Officials Warn Against Potentially Costly Medusa Ransomware Attacks

The FBI and the U.S. Cybersecurity and Infrastructure Security Agency are warning against a dangerous ransomware scheme. In an advisory posted earlier this week, government officials warned that a ransomware-as-a-service software called Medusa, which has launched ransomware attacks since 2021, …

Trump Nominates Sean Plankey to Head Cyber Agency CISA

President Donald Trump has nominated Sean Plankey to serve as the chief of the Cybersecurity and Infrastructure Security Agency, according to a notice on Congress’ website. Plankey, a former Coast Guard officer who served as director for cyber policy in …

US Treasury Says It Was Breached by Chinese-Backed Hacker

The US Treasury Department was hacked by a Chinese state-sponsored actor through a third-party software service provider, according to a letter the agency sent to Congress on Monday. Treasury described the intrusion as a “major cybersecurity incident,” since it was …

Chinese Hackers Breached Eight US Telecom Providers, White House Says

Chinese hackers compromised eight American telecommunications companies as part of a wide-ranging espionage effort to gather intelligence about prominent US citizens, Biden administration officials said Wednesday. Anne Neuberger, deputy assistant to the president and deputy national security advisor for cyber …

US Official Fighting Chinese Telecom Intrusions Urges More Encryption

A senior U.S. official who is among those working to evict alleged Chinese hackers from American telecom companies has a word of advice for his fellow Americans: Use encryption. During a call with reporters on Tuesday, Cybersecurity and Infrastructure Security …

Senate Panel to Hold Hearing on Suspected Chinese Hacking Incidents

A U.S. Senate Judiciary subcommittee overseeing technology issues will hold a hearing Tuesday on Chinese hacking incidents, including a recent incident involving American telecom companies. The hearing to be chaired by Senator Richard Blumenthal will review the threats “Chinese hacking …

US Accuses China of Vast Cyber-Espionage Against Telecoms

Chinese state-sponsored hackers perpetrated a “broad and significant cyber-espionage campaign” in which they breached multiple telecommunications companies, US officials said in a statement on Wednesday, confirming additional details about cyberattacks with major national security implications. The hackers infiltrated the networks …

US Investigating Breach of Telecoms by China-Linked Hackers

The US government said Friday it was investigating unauthorized access by Chinese state-affiliated hackers targeting the commercial telecommunications sector. The FBI and the Cybersecurity and Infrastructure Security Agency said they had identified specific malicious activity by actors affiliated with the …

Chinese Hackers Breach US Internet Firms Via Startup, Researcher Says

The state-sponsored Chinese hacking campaign known as Volt Typhoon is exploiting a bug in a California-based startup to hack American and Indian internet companies, according to security researchers. Volt Typhoon has breached four US firms, including internet service providers, and …