
Free security tool protects Internet users through DNS
IBM Security, Packet Clearing House (PCH) and The Global Cyber Alliance (GCA) launched a free service designed to give consumers and businesses added privacy and security …

Bugs in Windows DNS client open millions of users to attack
In this month’s Patch Tuesday, Microsoft has included fixes for multiple critical memory corruption vulnerabilities in the Windows DNS client, which could be exploited …

Most companies are unprepared for DNS attacks
DNS security is often overlooked when it comes to cybersecurity strategy, with most companies inadequately prepared to defend against DNS attacks. Dimensional Research …

Protecting networks from DNS exfiltration
Everyone around the globe has heard about the colossal Equifax breach last month. Its implications haven’t yet been fully calculated except now that the CEO has resigned from …

751 domains hijacked to redirect visitors to exploit kit
An unknown attacker has managed to modify the name servers assigned to 751 domains, which resulted in some visitors to the hijacked domains being redirected to a site hosting …

DNSMessenger backdoor/RAT uses DNS queries to communicate with C&C server
How to make sure that your malware will be able to communicate with its C&C servers even if the infected machine sits behind a company firewall and traffic to and from …

Review: DNS Security
About the authors Allan Liska is a Consulting Systems Engineer at FireEye, and Geoffrey Stowe is an Engineering Lead at Palantir Technologies. Inside DNS Security: Defending …

Malvertising campaign compromises routers instead of computers
The DNSChanger exploit kit is back and more effective than ever, and is being used in a widespread malvertising attack whose goal is to compromise small/home office routers. …

Dyn DDoS attack post-mortem: Users inadvertently helped
As StarHub, one of the three major telcos in Singapore, confirmed that they were the latest victim of “intentional and likely malicious distributed denial-of-service …

Dyn DDoS attack: The aftermath
On October 21, New Hampshire-based Internet performance management company Dyn suffered the largest DDoS attack ever to be registered. The attacks – there were three, in …

Major US DNS provider hit with DDoS, part of the Internet becomes unreachable
US-based DNS provider Dyn has suffered a massive DDoS attack earlier today, and it resulted in many websites being completely or intermittently inaccessible for a few hours. …

Why DNS shouldn’t be used for data transport
Malicious DNS tunnelling is a big problem in cybersecurity. The technique involves the use of the Domain Name System (DNS) protocol to smuggle sensitive corporate or personal …
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