Instagram is warning that more users were affected by a hack of its systems than it first suspected. While email addresses - and some phone numbers - for celebrities, including Emma Watson and Lady Gaga, appear to have been compromised, 6 million account holders in total may have been affected.
AT&T's U-verse routers and gateways contain a bevy of internet-of-things coding errors that could be easily exploited by hackers, a researcher contends. As many as 235,000 hosts could be vulnerable to attack.
This special edition of the ISMG Security Report features the observations of top cybersecurity experts featured at Information Security Media Group's recent Fraud and Breach Prevention Summit in New York.
The U.S. federal government and many states haven't conducted forensic investigations into the election systems probed by hackers prior to the 2016 election. An investigation by the New York Times has found two more providers of election systems that were breached.
A federal judge has ruled that a consolidated class-action lawsuit filed by those affected by the Yahoo data breaches can proceed. The ruling means Yahoo's corporate parent, Verizon, will face a suit that could eventually lead a court to attempt to quantify the financial impact of leaked data.
A sloppy spamming operation has exposed on a server in the Netherlands a batch of files that includes more than 700 million email addresses and some associated account passwords. It's perhaps the largest batch of email addresses ever found in one spot.
Admitted Mirai malware attacker Daniel Kaye has been extradited from Germany to the United Kingdom, where he faces charges that he launched DDoS attacks and extortion attempts against the U.K.'s Lloyds Banking Group and Barclays banks.
Verizon has made a strong case for continual PCI DSS awareness with its new study of payment card data security. But like many vendors that conduct their own studies supporting their business cases, Verizon makes suspect logical stretches.
Password security guidance: Do block users from picking commonly used passwords. But to avoid a usability nightmare, don't block users from picking any password that's ever been seen in a data breach, security experts advise.
The ISMG Security Report leads with views on a novel way to fund the growth of the United States military's Cyber Command by seizing assets such as digital currencies from hackers and other criminals. Also, we offer tips on how to recruit scarce IT security pros.
A list of weak credentials for vulnerable Internet of Things devices has prompted a new effort to notify their owners. The fear is of another mass, IoT-fueled DDoS attack along the lines of last year's Mirai attacks.
Yes, malware commonly targets the Windows operating system. But if you limit malware analysis to Windows OS, you're leaving gaping vulnerabilities, says Christopher Kruegel of Lastline Inc. Here's how to maximize your analysis.
The FBI has arrested Chinese national Yu Pingan on charges that he was a "malware broker" for a remote-access Trojan called Sakula that was used in the massive breaches of Anthem and the U.S. Office of Personnel Management, among other organizations.