T-Mobile USA says it is investigating a claim that as many as 100 million accounts may have been compromised in a data breach. The person who claims responsibility for the alleged breach says T-Mobile misconfigured a Gateway GPRS Support Node.
Security researchers are tracking several ransomware gangs that are attempting to exploit a series of bugs in Microsoft Windows collectively called "PrintNightmare." Meanwhile, Microsoft has published an out-of-band alert about another zero-day flaw related to the PrintNightmare vulnerabilities.
The recent ransomware attack that disrupted Scripps Health's IT systems and patient care for nearly a month has so far cost the San Diego-based organization nearly $113 million, including $91.6 million in lost revenue, according to a financial report the nonprofit entity filed this week.
This edition of the ISMG Security Report offers an analysis of how tractors manufactured by John Deere are at risk of being hacked. Also featured: a description of the infrastructure bill passed by the Senate that would boost cybersecurity funding and an update on the reboot of the AlphaBay darknet market.
There's another twist in the REvil ransomware saga: A decryption key released Friday on a Russian-language cybercrime forum unlocks files encrypted in the attack against Miami-based software developer Kaseya. Why it was released, however, is unknown, and its utility at this point is questionable.
The rise of ransomware as a criminal moneymaking powerhouse parallels the services offered by initial access brokers, who continue to offer affordable access to victims' networks - often via brute-forced remote desktop protocol or VPN credentials - to help attackers hit more targets in search of larger profits.
A group dubbed "ITG18," which apparently is linked to an Iranian advanced persistent threat group, deployed an Android backdoor it used to exfiltrate sensitive information from at least 20 reformists in Iran in the runup to the country's June 18 presidential election, IBM's Security Intelligence reports.
OT, IoT, IIoT - each has critical distinctions, and each is increasingly vital to protecting the world's critical infrastructure from crippling cyberattacks. In a panel discussion, cybersecurity leaders discuss what it takes to get the C-suite's attention to prioritize this new generation of risk.
The widely used NicheStack TCP/IP stack has 14 vulnerabilities that, if exploited, could allow for remote code execution, denial of service, information leaks, TCP spoofing or DNS cache poisoning, according to researchers at Forescout and JFrog. But patches are now available.
A seemingly nonstop number of ransomware-wielding attackers have been granting tell-all media interviews. One perhaps inadvertent takeaway from these interviews is the extent to which - surprise - so many criminals use lies in an attempt to compel more victims to pay a ransom.
Nearly three weeks ago, Iran's state railway company was hit with a cyberattack that was disruptive and - somewhat unusually - also playful. Security firm SentinelOne says analyzing the wiper malware involved offers tantalizing clues about the attackers' skills, but no clear attribution.
The latest edition of the ISMG Security Report features an analysis of the disappearance of ransomware-as-a-service groups, such as REvil and Darkside, and how that impacts the wider cybercrime ecosystem. Also featured: ransomware recovery tips; regulating cyber surveillance tools.