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DNS Security / News Briefs

Use of DNS Firewalls Could Have Prevented More Than $10B in Data Breach Losses Over the Past 5 Years

New research from the Global Cyber Alliance (GCA) released on Wednesday reports that the use of freely available DNS firewalls could prevent 33% of cybersecurity data breaches from occurring. more

Unexpected Behaviour Observed With DNS Root Servers After Cryptographic Change

The DNS root servers were reported by Verisign to be under unexpected attack from name servers across the Internet following ICANN's recent changes to their cryptographic master keys. more

ICANN Makes Urgent Call for Full Deployment of Domain Name System Security Extensions (DNSSEC)

In light of increasing reports of malicious activity targeting the DNS infrastructure, ICANN is calling for the full deployment of the Domain Name System Security Extensions (DNSSEC) across all unsecured domain names. more

ISC Assesses DNS Flag Day

Everyone who participated in supporting DNS Flag Day initiative should feel they have accomplished something worth-while, says ISC's Vicky Risk. more

Global DNS Record Manipulation, Hijacking Campaign at Massive Scale Linked to Iran

A wave of DNS hijacking is reported to have affected dozens of domains belonging to government, telecommunications and internet infrastructure entities across the Middle East and North Africa, Europe and North America. more

ICANN Facing Critical Choice for Plan to Change DNS Cryptographic Key

While the majority of ICANN's Security and Stability Advisory Committee (SSAC) have given the organization the green signal to roll, or change, the "top" pair of cryptographic keys used in the DNSSEC protocol, commonly known as the Root Zone KSK (Key Signing Key), five members of the committee advised against the October 11 rollover timeline. more

Large-Scale Study by Security Researchers in China Sheds Light on the Scope of DNS Interception

During the 27th Usenix Security Symposium held in Baltimore, MD last week, a group of researchers from China revealed results obtained from a large-scale analysis DNS interceptions. more

Russia in Talks to Create Independent DNS

The Russian Security Council has proposed development of an independent DNS which would continue to work in the event of global internet malfunctions, according to a report from RT. more

IBM Launches Quad9, a DNS-based Privacy and Security Service to Protect Users from Malicious Sites

The new DNS service, called Quad9, is aimed at protecting users from accessing malicious websites known to steal personal information, infect users with ransomware and malware, or conduct fraudulent activity. more

ICANN Delays Plans to Change DNS Cryptographic Key, Says Near 750 Million People at Risk if Rushed

The Internet Corporation for Assigned Names and Numbers (ICANN) has postponed plans to change the cryptographic key -- a critical step in updating protection measures for the Domain Name System (DNS). more

NIST Publishes Guide for DNS-Based Email Security, Draft Open for Public Comments

The National Cybersecurity Center of Excellence (NCCoE) has invited comments on a draft practice guide to help organizations improve email security and defend against phishing, man-in-the-middle, and other types of email-based attacks. more

Sweden Makes its TLD Zone File Publicly Available

Patrik Wallström writes to report that as of today, IIS (The Internet Foundation In Sweden) has made the zone files for .se and .nu domain names publicly available for the first time. "The underlying reason for making the zone files for .se and .nu available is our endeavour at IIS to promote transparency and openness. IIS has made the assessment that the zone files do not contain any confidential information and, therefore, there is no reason not to make this information available." more

Large Volume of DNSSEC Amplification DDoS Observed, Akamai Reports

A dramatic increase in DNS reflection/amplification DDoS attacks abusing Domain Name System Security Extension (DNSSEC) configured domains have been observed in the past few months, according to a security bulletin released by Akamai’s Security Intelligence Response Team (SIRT). more

91.3% of Malware Use DNS as a Key Capability

Nearly 92 percent of malware use DNS to gain command and control, exfiltrate data or redirect traffic, according to Cisco's 2016 Annual Security Report. It warns that DNS is often a security "blind spot" as security teams and DNS experts typically work in different IT groups within a company and don't interact frequently. more

ISOC's DNSSEC Deployment Map Available In Global Internet Maps (Interactive)

Internet Society's DNSSEC Deployment Maps are now available as part of a larger set of Global Internet Maps from its annual Global Internet Report. The map is based off of the 5 stages of DNSSEC deployment that the organization tracks as part of the weekly DNSSEC deployment maps generated. more