Defenders have made strides in disrupting ransomware, but assessing the effectiveness of countermeasures is tough due to a scarcity of information, says cybersecurity veteran Jen Ellis. "We know what the tip of the iceberg looks like, but we don't know what percentage of that iceberg we can see."
The many alleged failures of former FTX CEO Sam Bankman-Fried fell into relief Tuesday amid a welter of unsealed criminal and civil prosecutions and damning congressional testimony by his successor. The day ended with Bankman-Fried ordered to remain in a Bahamas jail pending an extradition.
Assets kept behind air-gapped networks should be inaccessible, but researchers from Pentera describe how hackers use the DNS protocol as a command-and-control channel. To be truly safe, companies should isolate the DNS server used for air-gapped networks and filter traffic for anomalies.
U.S. federal authorities are warning healthcare providers, vendors and public health sector organizations of attacks involving LockBit 3.0 ransomware, which includes features of other ransomware variants, including BlackMatter, along with the threat of triple-extortion demands.
A ransomware attack on the Irish healthcare system in 2021 has cost the government 80 million euros in damages and counting. The Irish Health Service continues to notify victims of the incident that their personal information was illegally accessed and copied.
Ngrok has closed a $50 million Series A round to provide enterprise-grade authentication and user and session observability without adding complexity for developers or users. Ngrok will use the proceeds to support additional authentication protocols and build out integrations and connections.
The founder of bankrupt cryptocurrency exchange FTX, Sam Bankman-Fried, has been arrested by police in the Bahamas, the day before he was due to remotely testify before Congress. Bahamian officials say he faces a "likely" extradition request from the U.S., which has filed charges against him.
Banks using behavioral-based controls are detecting malicious accounts in 92% of cases before traditional AML and transaction monitoring systems alert the bank.
Snyk hauled in nearly $200 million just weeks after laying off 198 employees but had to slash its valuation by $1.1 billion to seal the deal. The company intends to use the Series G proceeds to enhance and expand its developer security platform through both organic investments and acquisitions.
Months after a global law enforcement team took down the world's largest darknet marketplace, a dozen others have taken its place. The new platforms operate in the Russian language, bring in more volume than the very profitable Hydra, and run operations differently from their Western counterparts.
Chicago-based hospital chain CommonSpirit reported to federal regulators that its October ransomware incident affected the protected health information of nearly 624,000 individuals. Among the information compromised were names, addresses, phone numbers and birthdates.
Attackers wielding Royal ransomware have been hitting crypto-locking healthcare targets, the U.S. Department of Health and Human Services warns, saying that in each known case, attackers "claimed to have published 100% of the data that was allegedly extracted from the victim."
Australian telecommunications provider Telstra apologized for accidentally publishing names, numbers and addresses of over 130,000 customers whose details were supposed to be unlisted. The company apologized for the error and blamed a "misalignment of databases."
Hosted services company Rackspace is warning customers about the increasing risk of phishing attacks following a ransomware attack causing ongoing outages to its hosted Exchange environment. The Texas-based firm also is now facing a class action lawsuit.
U.S. federal prosecutors indicted four men charged with engaging in business email compromise and credit card fraud schemes that netted them $9.2 million. The FBI has warned that business email compromises - whether through account compromise or impersonation - is a growing threat.
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