The Petya ransomware gang says it released 3,500 crypto keys that it stole - along with source code - from rival Chimera ransomware developers. If the keys are legitimate, security firms say they can build decryption tools for Chimera victims.
Leading the latest ISMG Security Report, some security experts expect the United States government to retaliate against Moscow for interfering in the American presidential election if the Obama administration determines the Russian government was behind the hack of Democratic Party computers.
A new portal - NoMoreRansom.org - aims to help ransomware victims avoid having to pay ransoms to get their data back. Backed by Dutch and EU law enforcement agencies, plus security firms Kaspersky Lab and Intel Security, the site includes the first decryptor for Shade ransomware.
MacKeeper failed to alert customers earlier this year that for at least four weeks, its anti-virus software wasn't receiving regular signature updates. Industry experts say any such delay is unacceptable for an AV vendor.
The Asian security landscape continues to change dramatically, and ransomware and cyber extortion are among the emerging trends increasing in frequency and volume. Kaspersky Lab's Vitaly Kamluk shares insights and advice.
Examining the human factor in the age of cyber conflict and the new healthcare challenge concerning ransomware highlight this edition of the ISMG Security Report. Also, hackers target the Republican convention.
FireEye has dealt with more disruptive data breaches over just the past year than it has since the company was founded 12 years ago. Charles Carmakal, vice president with the company's Mandiant forensics unit, shares tips for handling a breach.
In just two years' time, RSA analysts have seen a 170 percent rise in incidents of fraud via the mobile channel. What's behind the spike, and what can security leaders do to help their organizations and customers curb fraud losses?
An analysis of the record of the U.K.'s new prime minister, Theresa May, on cybersecurity and online privacy and a report on efforts to create an antidote to ransomware highlight this edition of the ISMG Security Report.
How low will ransomware go? New malware - dubbed Ranscam - demands bitcoins to unlock files, but in reality they've already been deleted, researchers warn. As always when it comes to defending against ransomware, preparation pays.
Ransomware is devastating, and current security software doesn't do a great job of stopping it. But researchers say ransomware's behavior - quickly encrypting large volumes of files before users have time to react - could be the key to solving this epidemic.
Security vendors are issuing warnings about two new types of dangerous Mac malware - Eleanor and Keydnap - which serve as a reminder that it's not just Windows users coming under fire from malicious software developers and tricksters.
Endpoint protection vendors compete fiercely for customers, and allegations of impropriety are common among rivals. The latest battle pits Sophos against Cylance. Whose version of the story is the truth?