The massive WannaCry outbreak has led to allegations that some sectors and organizations, such as Britain's National Health Service, were widely infected because of widespread Windows XP use. In fact, unpatched Windows 7 systems may be partly to blame.
Microsoft has issued emergency security updates for some unsupported operating systems to protect against the global WannaCry ransomware outbreak. In addition, a researcher has accidentally disabled new infections from crypto-locking PCs, though he warns the respite will likely be temporary.
To better battle ransomware, we must take a page from the lessons learned by the kidnapping and ransom insurance industry in its battle against piracy in the Indian Ocean, Jeremiah Grossman told the AppSec Europe conference in Belfast, Northern Ireland.
The figure sounds alarming, 60 percent of small companies went belly up within six months of a breach. And that stat was repeated several times by lawmakers as a House panel debated - and approved - a bill aimed at helping small businesses battle hackers. But is that number true?
So far this year, we've seen heightened tensions between the U.S. and adversaries in Russia, North Korea and Iran. How do these tensions manifest on the cyber stage? Tom Kellermann of Strategic Cyber Ventures talks about the cyberwar risks brewing below the surface.
A look at a Russian-speaking hacker offering novice cybercriminals a cheap way to conduct ransomware attacks leads the latest edition of the ISMG Security Report. Also, hear U.S. Homeland Secretary John Kelly address the cybersecurity challenges the federal government confronts.
Ransomware is the largest underground cybercriminal business. And like any business, entrepreneurs continue to find new ways to innovate. A Russian hacker has cobbled together a low-end ransomware kit costing just $175, aimed at anyone who seeks a file-encrypting payday.
When she first joined the Los Angeles County district attorney's office, Maria Ramirez prosecuted street gangs. Now she's cracking down on cyber gangs and is opening her case file to share lessons learned from cases involving business email compromise and ransomware.
Spanish police arrested Russian computer programmer Pyotr Levashov, apparently while he was vacationing with his family. Authorities say his arrest relates to alleged Kelihos spam botnet and pump-and-dump stock campaigns, not to Russia's alleged interference in the 2016 U.S. presidential election.
A scareware campaign has been locking iOS devices with faux ransomware, demanding a payoff via virtual iTunes gift cards, security researchers warn. A fix for the exploited iOS flaw is included in a massive batch of product patches and updates released by Apple.
Microsoft's docs.com service has been an open window to viewing people's personal data. The company appears to have taken some steps to contain the exposure, but those watching closely say sensitive data can still be found via search engines.
One of the world's biggest botnets, Necurs, is back. But instead of flinging banking Trojans and ransomware, this time it's spouting spam aimed at influencing the price of cheap stocks, say security researchers from Cisco's Talos group.
With ransomware attackers having already launched attack code with themes ranging from horror movies and Pokemon to Hitler to cats, it was only a matter of time before they decided to beam Star Trek's Kirk and Spock direct to would-be victims' PCs.
As effective as ransomware has proven to be in attacks against so many organizations across regions and sectors, certain characteristics actually can help defenders gain an edge in detecting malware. Lastline's Engin Kirda explains how.
Hackers have been targeting the likes of AOL and Yahoo, in part, because a certain generation of users - including many senior U.S. officials - continue to use the services to send and store state secrets. Let's make sure future generations don't make similar mistakes.