Yahoo in 2014 spotted that an attacker - later revealed to have compromised 500 million accounts - was inside its network, according to a new SEC filing. With Yahoo's $4.8 billion sale to Verizon still pending, the admission adds to the search giant's complications.
A group that hacked the Democratic National Committee - believed to be operating from Russia - has resumed its spear-phishing attacks, including fake emails bearing the names of Harvard University and the Clinton Foundation.
President-elect Donald Trump will review the nation's cyber vulnerabilities at the start of his presidency, just like Barrack Obama did. But Trump hasn't demonstrated the deep understanding of cyber that Obama did when he took office nearly eight years ago.
In the wake of recent cyberattacks on the financial sector, the Insurance Regulatory Authority of India plans to develop by March 2017 a comprehensive cybersecurity framework offering guidance for insurers. Security experts weigh in on the priority areas that need IRDAI's attention.
Did security vendor Cylance lean too heavily on decade-old research into weaknesses in a still-used electronic voting machine in order to get pre-election day headlines? A company spokesperson says no.
U.K. Chancellor Philip Hammond used the launch of Britain's new five-year National Cyber Security Strategy to trumpet the country's strike-back capabilities. But other parts of the strategy - including more automated defenses - hold much greater promise.
Will the advent of faster payments in the U.S. open new doors for fraud? Business continuity and security are priorities for the Federal Reserve, says Marianne Crowe of the Boston Fed. But independent consultant Richard Party begs the question: Is the U.S. really ready?
India has just woken to a massive breach long anticipated by pragmatic observers in the industry. However, ironically, no responsibility can be pinned. Individual banks are all claiming innocence, and the regulator is MIA.
A potentially explosive story suggests that there were secret communications between Russia and U.S. presidential candidate Donald Trump's business. But computer security experts have dismissed the report, saying it's based on a flawed interpretation of technical information.
This year, the annual Black Hat Europe conference decamps from Amsterdam to London. What's in store? Everything from mobile ransomware and quantum-resistant crypto to "ego markets" and how to turn Belkin IoT devices into launch pads for DDoS attacks.
After 10 days of Microsoft not issuing an advisory or fix for a zero-day flaw found by Google that's being actively exploited in the wild, Google publicly revealed details of the flaw. But Microsoft says that puts its users at further risk.
We were promised flying cars. Instead, we get malware-infected CCTVs serving as remote launch pads for digital attacks that help criminals earn cryptocurrency by crashing large parts of the internet. But new defenses offer promise for blunting such attacks.
Internet of things security takeaway: Save yourself, and by doing so, maybe help save the rest of us too. That's the obvious takeaway from the rise of low-tech, high-impact Mirai malware, which has been tied to the record-setting Oct. 21 DDoS attack against Dyn.