A reflection on how acknowledging the cumulative nature of cyber-threats and understanding its implications can benefit our digital security. Threat cumulativity is a term I began to use in 2018 to refer to the tendency of new technologies to spawn new threats that add to old threats without displacing them. In this article I give … More What is threat cumulativity and what does it mean for digital security?
Far-fetched though it may sound, the answer is yes, according to researchers, who show that electrical grids and smart home appliances could make for a dangerous mix. Cybercriminals could rope internet-connected household appliances into a botnet in order to manipulate the demand side of the power grid and, ultimately, cause anything from local outages to large-scale blackouts, … More Could home appliances knock down power grids?
Internet-connected irrigation systems suffer from security gaps that could be exploited by attackers aiming, for example, to deplete a city’s water reserves, researchers warn. Security researchers have warned of a potential attack that – using a “piping botnet” of internet-connected irrigation systems that water simultaneously – could impact a city’s water system to the point of … More Smart irrigation systems vulnerable to attacks, warn researchers
Law enforcement authorities across the globe disrupted many long-running botnets powered by a malware family dubbed as Gamarue, mostly detected by ESET as Win32/TrojanDownloader.Wauchos and also known as Andromeda, capping a year-plus concerted effort that relied on technical intelligence from Microsoft and ESET researchers. ESET, having been approached by Microsoft to join the disruption effort, provided a technical analysis … More ESET helps law enforcement worldwide to disrupt Gamarue botnet
A new DDoS (Distributed Denial of Service) attack on a prominent website is making headlines today (Aug. 24). Just days after the Department of Justice demanded visitor data for an anti-Trump website from the web host company DreamHost (which rejected the request), the company has reported a DDoS attack. DreamHost, which is home to more than … More DDoS attacks explained
It seems that Spiderman is in a spot of trouble, tangled in a web of his own making. Back in November 2016, over 900,000 Deutsche Telekom broadband customers found themselves unable to access the internet, after their routers were hijacked by a malicious hacker attempting to recruit routers into a destructive botnet. Vulnerable Zyxel and Speedport routers … More Spiderman pleads guilty to knocking 900,000 German broadband routers offline
The latest global cyberattack, detected by ESET as Win32 / Diskcoder.C, once again highlights the reality that outdated systems and insufficient security solutions are still widespread. The damage caused by this attack has raised a number of questions, which we’ll answer for you here. What are the characteristics of this threat? Encryption: The ransomware only encrypts files with a … More Everything you need to know about the latest variant of Petya