The U.S. National Security Agency is the latest intelligence agency to warn that unpatched flaws in three vendors' VPN servers are being actively exploited by nation-state attackers. Security experts say such alerts, which are rare, are a clear sign that serious damage is being caused.
More than 600 ransomware attacks pummelled local governments, schools districts and healthcare providers across the U.S. in the first three quarters of this year, according to a study by security firm Emsisoft. Meanwhile, the FBI this week issued a fresh warning about the threat.
Medical facilities and hospitals across the state of Victoria in Australia were infected by file-encrypting ransomware on Monday, causing the shutdown of patient booking systems and financial systems. At least one hospital has reverted to using paper-based systems.
"Cyberattacks are one of the unfortunate realities of doing business today," reads gaming company Zynga's data breach notification, thus breaking the first rule of crisis management: Own your mistakes. Hacker Gnosticplayers claims the company was still storing passwords using outdated SHA1.
The city of Baltimore's ransomware outbreak - $18 million in costs and counting - led to many crypto-locked files being lost forever, because no IT policy mandated centralized file backups. But effective IT solutions exist to help solve this challenge, provided they're deployed in advance of an attack.
Ahead of the release of Edward Snowden's memoirs chronicling his decision to bring illegal "big data" domestic U.S. surveillance programs to light, a former NSA intelligence specialist points out that the U.S. still lacks a whistleblowing law to protect intelligence workers who spot illegal activity.
Ransomware-wielding attackers treat infecting endpoints as a business and put customer relationship management principles to work, says Bill Siegel, CEO of ransomware incident response firm Coveware. He notes criminals "go after the low-hanging fruit because it's cheap and the conversion rate is high."
Earlier this year, intruders probed weaknesses in the network firewalls of a U.S. power utility to attempt a distributed denial-of-service attack, but there was no disruption in electricity service, according a recently released report. The incident illustrates potential weaknesses in the power grid.
Three weeks after a ransomware attack slammed 22 Texas municipalities' systems, state officials say more than half of the cities have returned to normal operations and the rest have advanced to system restoration. Meanwhile, officials have shared lessons learned for managed service providers and customers.
Do criminal organizations prefer to target organizations that hold cyber insurance policies? A ProPublica report suggests that because cyber insurance policyholders are more likely to pay ransoms, they're a more frequent target. But some cybersecurity experts have expressed skepticism.
Ransomware-wielding attackers continue to target not just big businesses and large government agencies, but increasingly their smaller counterparts too. In Texas, officials say a campaign tied to a "single threat actor" infected 22 local government agencies on Friday.
With the GandCrab ransomware-as-service gang promising to retire - and free decryptors now aiding victims - rival Sodinokibi has already stepped into the void, security experts warn. Driven also by attackers wielding Ryuk, Dharma and Phobos, ransom payments by victims have been surging.