Serious vulnerabilities in Microsoft Exchange have been exploited by at least 10 APT groups that have been collectively been hitting thousands of companies over the last three months, including prior to when Microsoft was first alerted to the flaws and issued a patch, security researchers warn.
Police say they have disrupted Sky ECC - a global encrypted communications network allegedly used by numerous criminals to plan their operations - and made numerous arrests. Authorities say starting in February, they "unlocked" 3 million messages exchanged daily by the service's 170,000 users.
Computer security researchers have acquired an enormous list of compromised email servers from the perpetrators of the mass Microsoft Exchange compromises. But a big question looms: How bad is this situation going to get?
The Cybersecurity and Infrastructure Security Agency will take over the day-to-day management of the official .gov top-level domain in April, adding a greater emphasis on security for the domains used for government websites.
Microsoft is warning users of its Azure cloud platform that hackers are using several "living off the land" attack techniques to evade security measures, escalate privileges and deploy cryptominers. The software giant released a threat detection and mitigation strategy for the platform.
Russian hackers apparently weren't the only ones targeting SolarWinds customers. An attack last year by the Spiral hacking group, believed to be based in China, against one organization used malware that targeted a vulnerability in SolarWinds' Orion software, according to the Secureworks Counter Threat Unit.
Legislation introduced in the House would allow U.S. citizens to file lawsuits against foreign governments - and employees and agents of those countries - to hold them liable if a cybersecurity incident causes damages. But one legal expert says such a law could do more harm than good.
A new phishing campaign distributes ZLoader malware using advanced delivery techniques that demonstrate sophisticated understanding of Microsoft Office document formats and techniques, the security firm Forcepoint X-Labs reports.
Nearly four years after the WannaCry ransomware hit the world, targeting the EternalBlue vulnerability in Microsoft SMB version 1, security firms say the malware continues to be a top threat detected in the wild by endpoint security products. Why won't WannaCry just die?
Cybersecurity entrepreneur John McAfee, who already faces tax evasion charges, has now been indicted for allegedly using his vast social media following to run cryptocurrency pump-and-dump schemes as well as promote virtual currencies to investors without revealing his stake in them, federal prosecutors say.
A Microsoft-themed phishing campaign is using phony Google reCAPTCHA in an attempt to steal credentials from senior employees of various organizations, a new report by security firm Zcaler says. The company says it prevented more than 2,500 phishing emails tied to the campaign.
Supermicro and Pulse Secure have each issued advisories warning users that some of their products are vulnerable to an updated version of Trickbot malware that features a bootkit module, nicknamed Trickboot, which can search for UEFI/BIOS firmware vulnerabilities.
Just days after Microsoft disclosed four serious flaws in Microsoft Exchange email servers, attackers are going on a wide hunt for vulnerable machines, some security experts say. The flaws could be exploited for creating backdoors for email accounts or installing ransomware and cryptominers.
The federal government and states should add more layers of authentication, including biometrics, to thwart fraudsters' efforts to obtain unemployment benefits, says Eva Velasquez, president and CEO at the Identity Theft Resource Center.