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Government CIO Outlook | Thursday, December 05, 2019
The heart and soul of the internet DNS act as a giant phonebook that is used by a computer to map hostnames to the IP addresses to interact with public services, which makes is a viral target among the hackers.
FREMONT, CA: DNS service falls in the category of the most popular internet services, the DNS servers where proper security hardening is absent might lead to severe problems, as the attackers can exploit the system for harmful purposes. According to a research report by EfficientIP, the global governments lose around $7 million on an average from DNS attacks every year, highest among any other sector. A poll was conducted by the DNS security vendor by commissioning IDC with about 1000 IT and security leaders from North America, Europe, and the Asia Pacific, for compiling its IDC 2019 Global DNS Threat Report. The report uncovered the fact that the public sector organizations around the world become victim to, on an average, 12 DNS attacks every year, which costs over half a million dollars each, or $6.7 million in total.
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Downtime and data theft emerged to be the leading cause of DNS-related losses. More than half of the respondents recorded in-house applications turning to be inaccessible as a result of DNS attacks in the past 12
months. Meanwhile, 43 percent had to go through cloud service downtime. Simultaneously some of them suffered compromised websites, which also put data at risk.
The DNS traffic is leveraged by the hackers for various reasons, starting from C&C communications with affected corporate clients, to tried redirection to phishing sites, and data exfiltration.
David Williamson, the EfficientIP CEO, states that 91 percent of malware utilizes DNS, it is essential to analyze DNS transactions to unveil dangerous threats hidden in the network traffic. Specifically, the exposure of data exfiltration through DNS demands visibility and analytics on transactions from the client to the destination sphere.
Williamson Further adds that despite all these facts, the recent research shows that the governments are undoubtedly exposed to DNS attacks more than any other sector. It is unacceptable for the citizens because the government is entrusted with sensitive information by the citizens, hence the government needs to realize the scale of the potential risk to protect both themselves as well as the public.
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