In this podcast, Rodman Ramezanian, global cloud threat lead at Skyhigh Security, discusses why the risk of data breaches is so high, how security teams can protect data wherever it resides, and why security leaders should embrace a new mindset for data protection.
Reddit says hackers penetrated its internal systems via a phishing attack but that user passwords and accounts appear safe. The self-proclaimed "front page of the internet" says the hackers gained access to its internal documents, code and some internal business systems.
Attackers targeting unpatched VMware ESXi hypervisors to hit virtual machines have reportedly modified their ESXiArgs ransomware to prevent victims from using decryption workarounds identified by researchers. The campaign has already amassed nearly 3,000 known victims and could have many more.
Three of the planet's largest social media platforms suffered outages Wednesday, blocking some users at Twitter, Instagram and YouTube from accessing their accounts. At Twitter, many users received a message Wednesday saying they were "over the daily limit" and were unable to post.
An Ontario hospital says it is operating under "Code Grey" as it deals with a cybersecurity incident that occurred over the weekend. Meanwhile, hospitals in Maryland and Florida say they are still recovering from cyberattacks that hit last week and continue to affect a variety of patient services.
As the massive ESXiArgs ransomware campaign continues to target unpatched VMware ESXi hypervisors, cybersecurity experts have released a script that can decrypt at least some affected virtual machines. Ransomware trackers count at least 2,803 victims, primarily in France, the U.S. and Germany.
The LockBit group has gone from denying it had any involvement in the ransomware attack on Britain's Royal Mail to trying to bargain for a ransom. The ransomware group's site now lists Royal Mail as a victim and demands it pay a ransom or see stolen data get dumped.
U.S. wireless telecom UScellular, a regional carrier serving roughly 5 million customers, says a data breach at a third-party vendor resulted in a leak of 52,000 names and email addresses. The company confirmed that data from the leak is available for download on a criminal data breach forum.
Proofpoint has focused on preventing cyberattacks, but customers have increasingly asked for help with blocking lateral movement from compromised identities, says CEO Ashan Willy. Acquiring Illusive in December will help Proofpoint block identity attack paths when a user is compromised.
In the latest weekly update, four ISMG editors discuss why it pays off to have well-practiced incident response plans, whether ChatGPT is a blessing or a curse for penetration testers and bug bounty hunters, and how Microsoft has reason to be cheerful as security sales hit $20 billion.
Data breaches in 2022 hit near-record levels as U.S. organizations issued 1,802 data breach notifications and more than 400 million individuals were affected. But only 34% of breach notifications included actionable information for consumers whose information was exposed.
Microsoft blamed an internal network configuration change for outages that disrupted access to Microsoft 365 services, including Microsoft Teams and Outlook, for users around the world. The change has been rolled back and additional infrastructure added to speed restoration, it says.
A North Korean hacking group tracked by cybersecurity firm Proofpoint as TA444 in December unleashed a torrent of spam in a bid to harvest credentials - evidence of a hacking group that mirrors "startup culture in its devotion to the dollar and to the grind."
Serial entrepreneur Arvind Parthasarathi has started the company Cygnvs, which streamlines and secures communication between internal and external stakeholders after a cyberattack. Cygnvs emerged from stealth with 90 employees, 1,000 customers, $55 million of funding and a generally available tool.