With the increase in vulnerabilities in operational technology infrastructure, it's important to deploy unidirectional hardware gateways to restrict entry into OT networks, says Ajit Jha of L&T Technology Services.
Police recently arrested the suspected administrators and top users of the stresser/booter service Webstresser.org. Unfortunately, the plethora of such services means the world is unlikely to see a reduction in DDoS attack volumes, says Darren Anstee of Arbor Networks.
The explosion in the growth and diversity of devices linked to networks as a result of the internet of things and BYOD makes it more challenging to manage network security, says Wallace Sann of ForeScout.
At least 500,000 routers, mostly located in Ukraine, have been infected with "VPN Filter" malware that experts believe is a prelude to a massive cyberattack. But the FBI has sinkholed the control domain for the router botnet, which should help contain the potential damage.
If operational technology systems need to get connected to IT systems, it's essential to have tight controls on the network, says Lam Kwok Yan, professor of computer science and engineering at Nanyang Technological University in Singapore.
In today's extended enterprise, with organizations leveraging supply chains and the cloud, microsegmentation has become a hot network security technology. Tom Patterson of Unisys discusses the trend, as well as behavioral biometrics.
Cybersecurity pros need to apply the Darwinian approach of "survival of the fittest" to cybersecurity to navigate the risk landscape and raise the industry baseline for security, says Dan Schiappa of Sophos.
The U.S. and U.K. warned Monday that Russian hackers have compromised critical internet infrastructure with the aim of spying, extracting intellectual property and gaining footholds for future cyberattacks.
With the explosion of laptops, IoT, tablets, smartphones and other smart technologies, endpoints are the single largest group of devices inside your network today. Managing all of your assets and their software requires three foundational steps.
Five days after a ransomware outbreak crypto-locked city systems, Atlanta has advised its 8,000 employees that they can once again boot their PCs and printers. But information security experts warn that the city's infrastructure still appears to have easily exploitable misconfigurations.
A recent alert from the Department of Homeland Security warning of vulnerabilities in certain medical imaging products from GE Healthcare is a reminder to other medical device makers and healthcare entities about the risks posed by hardcoded and default credentials.
Attorney Steven Teppler, who recently wrote a report that addresses risks related to the internet of things, offers insights on risk management steps organizations in all sectors must take as IoT devices proliferate in the enterprise.
Leading the latest edition of the ISMG Security Report: Inside the darknet marketplaces that serve cybercrime-as-a-service buyers and sellers. Also, why the healthcare sector remains so bad at detecting data breaches and blocking ransomware.