IoT devices

DDoS cyberattacks have skyrocketed this year. Just ask the New Zealand stock exchange

August 31, 2020 - admin - 0 Comment

The New Zealand stock exchange (NZX) website has gone down again in what appears to be the latest disruption caused by cyber attackers. The NZX website has been targeted by repeated distributed denial of service (DDoS) attacks over the last week, beginning last Tuesday. Such attacks disrupt service by saturating the network with significant volumes of internet traffic, and have caused…

RangeAmp DDoS attacks can take down websites and CDN servers

May 28, 2020 - admin - 0 Comment

A team of Chinese academics has found a new way to abuse HTTP packets to amplify web traffic and bring down websites and content delivery networks (CDNs). Named RangeAmp, this new Denial-of-Service (DoS) technique exploits incorrect implementations of the HTTP “Range Requests” attribute. HTTP Range Requests are part of the HTTP standard and allow clients (usually browsers) to request only…

NXNSAttack technique can be abused for large-scale DDoS attacks

May 21, 2020 - admin - 0 Comment

New vulnerability in DNS server software can be leveraged for DDoS attacks with an 1620x amplification factor. A team of academics from Israel has disclosed today details about NXNSAttack, a vulnerability in DNS servers that can be abused to launch DDoS attacks of massive proportions. According to the research team, NXNSAttack impacts recursive DNS servers and the process of DNS…

Across-the-board increase in DDoS attacks of all sizes

April 1, 2020 - admin - 0 Comment

There has been a 168% increase in DDoS attacks in Q4 2019, compared with Q4 2018, and a 180% increase overall in 2019 vs. 2018, according to Neustar. The company saw DDoS attacks across all size categories increase in 2019, with attacks sized 5 Gbps and below seeing the largest growth. These small-scale attacks made up more than three quarters…

DDoS Attacks on OKEx and Bitfinex Were Sophisticated

March 3, 2020 - admin - 0 Comment

As the cryptocurrency industry continues to mature, security remains a major challenge. Over the last few weeks, a number of cryptocurrency exchanges — namely, OKEx, Bitfinex, Digitex and Coinhako — have experienced security breaches. Although the attackers apparently did not manage to steal any funds, one of the incidents resulted in a leak of Know Your Customer data. All of…

Why ‘Free’ DDoS Protection Can be the Most Expensive

March 2, 2020 - admin - 0 Comment

The promises are enticing and the price is unbeatable; after all – who can beat the price of ‘free’ ? As service availability becomes more and more of a customer concern, it has become common for internet service providers (ISPs), content distribution networks (CDNs) and public cloud providers to offer ‘DDoS protection’ for free, as part of their service bundle….

Service Denied! The DDoS Attack Threat

February 24, 2020 - admin - 0 Comment

A DDoS attack — which stands for “distributed denial of service” — is a type of cyberattack that hijacks innocent users’ computers in order to attack a website and render it temporarily inaccessible or inoperable. In such an attack, the targeted website is flooded with fake user requests, so many of them that they cannot handle the traffic. The site…

Why Bricking Vulnerable IoT Devices Comes with Unintended Consequences

October 15, 2019 - admin - 0 Comment

Infosec vigilantism can cause serious harm in the era of industrial IoT and connected medical devices. For several years now, security experts have been trying to bring attention to the growing threat that insecure Internet of Things (IoT) devices pose to networks around the world. The enormous growth in popular connected devices like webcams, DVRs, and smart watches has made…

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