Asked to explain the compromise of 500 million of its users' accounts, Yahoo appears to be trying to blame Russia. Of course, that would be an easy face-saving exercise for a publicly traded firm currently negotiating its $4.8 billion sale to Verizon.
Security expert Sean Sullivan isn't surprised that the massive 2014 breach of Yahoo, which exposed at least 500 million account details, only recently came to light. Here's why, as well as what users must learn from this breach.
Given the rapid spread of malware and difficulties with detection, what actions should organizations take? In this interview, Chris Novak of Verizon and Stephen Orfei of the PCI Security Standards Council offer insights.
A recent incident involving a vendor using a Boston clinic employee's credentials to inappropriately access patient data via a regional health information exchange illustrates the potential risks involved as the use of HIEs continues to grow.
Don't leap to conclusions on the basis of a new report that suggests Yahoo is preparing to warn the world that it was hacked and lost hundreds of millions of users' account credentials. Someone may simply have harvested passwords reused on other sites.
Cisco has patched another zero-day flaw stemming from the Shadow Brokers' leak of Equation Group tools and attack code. The technology giant warns that attackers have been exploiting the vulnerability.
Apple-FBI crypto debate update: A researcher successfully defeated an iPhone passcode using less than $100 in equipment. But the delicate procedure, if used on the San Bernardino shooter's iPhone, could have accidentally obliterated its data.
Ransomware attacks are surging because attackers have perfected their techniques while enterprises in all sectors have failed to address critical security shortcomings, says Raimund Genes, CTO at Trend Micro.
Because many law enforcement agencies lack cybercrime expertise, it's important for companies that have been attacked to provide as much technical and forensic information as possible to authorities to help ensure that investigations lead to arrests and prosecutions, a panel of experts says.
A developer warns that Dropbox gains wide-ranging access to Apple's OS X operating system using a SQL trick that some equate to hacking users' systems. Here's why giving a desktop app unusual access to Apple's privacy settings poses a security risk.
Have you been the target or victim of ransomware-wielding attackers? The FBI wants individuals and businesses to report ransomware attacks to help it better pursue, disrupt and potentially arrest suspects.
B. Vindell Washington, M.D., the new head of the Office of the National Coordinator for Health IT, pledges that the agency's top priority of advancing standards-based interoperable, secure health data exchange will continue under his leadership. But what will happen once a new president is elected?
All in the family: A "sophisticated attacker" alert from US-CERT, urging enterprises to lock down their networking gear, was triggered by the leak of exploit tools - targeting, in part, U.S.-built networking gear - that may have been tied to the NSA.
Microsoft has released a slew of security fixes to patch critical vulnerabilities, including in its IE and Edge browsers. One zero-day flaw, fixed via a Microsoft Office patch, has been exploited in the wild for more than two years.