U.S. authorities are reportedly investigating whether Yahoo should have notified investors faster about two separate data breaches that it suffered in 2013 and 2014. Until last year, one breach remained undetected and the full severity of the other was not understood.
Four years after a messy legal battle sparked by Edward Snowden using its service, the secure email provider Lavabit is back with a new platform designed to provide better privacy protection - users can select from "trustful," "cautious" or "paranoid" modes - by encrypting both email content and metadata.
In his eight years in the White House, former President Barack Obama made cybersecurity a priority. But will his legacy be his administration's various IT security initiatives or the damaging breaches that occurred during his tenure? That's the lead story in the latest edition of the ISMG Security Report.
College student Zachary Shames, who's pleaded guilty to developing and selling Limitless Logger spyware, was outed to the FBI by security firm Trend Micro after Shames failed to compartmentalize his online activities. Turns out hiding your identity online is harder than it might appear.
Information security researchers have charted a steep decline in Locky ransomware and Dridex banking Trojan distribution in recent weeks. While that's good news, it may only reflect that a cybercrime gang is on vacation.
Companies involved in mergers and acquisitions are increasingly targeted with cyberattacks that could potentially derail the deals, says Bryce Boland of FireEye, who outlines the risks and offers tips for mitigating them.
In a reminder that healthcare organizations continue to be targeted by more than just crypto-locking extortionists, a cyberattack against an NHS trust didn't involve ransomware - as some initial reports suggested - but rather a never-before-seen Trojan.
Dutch police reveal they arrested an e-commerce website developer on charges of installing backdoors that allowed him to siphon 20,000 email addresses and passwords, which he then allegedly used to commit fraud using some old-school tactics.
Malware designed to get ATMs to spit out their cash - advanced when it first debuted - has been upgraded, according to a report from FireEye. Now, the Ploutus-D malware talks to legitimate ATM middleware, enabling it to target machines from 40 vendors. What does this mean for financial institutions?
A researcher claims WhatsApp has dismissed his finding that there's a backdoor in the application that could allow attackers to unlock encrypted messages. But the controversy is more nuanced - and for most of us, much less threatening - than it might first appear.
Yet another study reveals that millions of people are picking weak passwords, with "123456" remaining our collective favorite. Rules requiring stronger passwords and not forcing passwords to expire both could help boost security.
England's largest health trust has been hit by a suspected cyberattack that led to IT administrators taking many systems offline at four hospitals in London while the matter gets investigated. The trust says it has not yet determined whether the disruption was malicious, but it has ruled out ransomware.
Examining the causes of a cyberattack that blacked out Ukraine's power system leads the latest edition of the ISMG Security Report. Also, a report on the Anthem breach and commentary on President-elect Donald Trump's characterization of cybersecurity.
Yet another power blackout in Ukraine was the result of attackers striking via spear-phishing emails and malware, researchers have confirmed. Ukraine's president blamed the campaign on Russia and said it disrupted a number of critical infrastructure targets.
A list of "super user" passwords - and a default username - now circulating online appears to allow unauthorized access to some webcam video streams, security researchers warn. If confirmed, it would be yet another massive internet of things security failure by a device manufacturer.