Penetration Testing

MAY 23, 2024

This innovative attack weaponizes DNS (Domain Name System) traffic to overwhelm and disrupt online services,... The post DNSBomb: New DDoS Attack Explodes DNS Traffic, Threatening Critical Internet Infrastructure appeared first on Penetration Testing.

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DNS DDOS Internet Internet 145

Security Affairs

MAY 1, 2024

The China-linked threat actors Muddling Meerkat are manipulating DNS to probe networks globally since 2019. Infoblox researchers observed China-linked threat actors Muddling Meerkat using sophisticated DNS activities since 2019 to bypass traditional security measures and probe networks worldwide. ” concludes the report.

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DNS Firewall DDOS Hacking 141

Penetration Testing

JULY 5, 2024

public DNS resolver service experienced disruptions, leaving a small percentage of users worldwide unable to access the service or facing significant latency issues. DNS Service Disrupted by BGP Hijacking and Route Leak appeared first on Cybersecurity News. On June 27, 2024, Cloudflare’s popular 1.1.1.1

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DNS Cybersecurity 145

eSecurity Planet

JULY 25, 2022

The domain name system (DNS) is basically a directory of addresses for the internet. Your browser uses DNS to find the IP for a specific service. For example, when you enter esecurityplanet.com, the browser queries a DNS service to reach the matching servers, but it’s also used when you send an email. DNS spoofing or poisoning.

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DNS Encryption Penetration Testing Architecture 137

Tech Republic Security

NOVEMBER 27, 2023

With AdGuard DNS, you can block ads, customize parental controls and keep tabs on DNS requests coming in or out — all for the lowest price on the web.

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DNS 135

Schneier on Security

FEBRUARY 25, 2020

This is good news : Whenever you visit a website -- even if it's HTTPS enabled -- the DNS query that converts the web address into an IP address that computers can read is usually unencrypted. DNS-over-HTTPS, or DoH, encrypts the request so that it can't be intercepted or hijacked in order to send a user to a malicious site. [.].

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DNS Internet Internet Encryption 338

Hacker's King

SEPTEMBER 4, 2024

What if there was a tool that could give you a visual map of your target's entire DNS footprint in seconds? Welcome to DNS Dumpster , your go-to graphical DNS recon and research OSINT tool that combines ease of use with powerful insights. What You’ll Learn in This Article Introduction to DNS Dumpster Why Use DNS Dumpster?

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DNS Data collection Cybersecurity Hacking 52

Penetration Testing

OCTOBER 7, 2024

Cyber attackers are increasingly exploiting DNS tunneling as a covert means to conduct malicious activities, evade detection, and exfiltrate data.

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DNS Cyber Attacks Cybersecurity Malware 79

Heimadal Security

OCTOBER 31, 2024

DNS MX records are a key element in delivering an email successfully to its rightful recipient. Just like your […] The post Understanding DNS MX Records and Their Role in Email Security appeared first on Heimdal Security Blog. But have you ever wondered what it takes to deliver an email?

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DNS Internet Internet Cybersecurity 74

eSecurity Planet

NOVEMBER 10, 2023

DNS security protects the domain name system (DNS) from attackers seeking to reroute traffic to malicious sites. Since a majority of business IT traffic now accesses or passes through the internet, DNS plays an increasingly important — and vulnerable — role. in the DNS cache for more efficient delivery of information to users.

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DNS DDOS Encryption Authentication 109

Security Boulevard

MAY 16, 2024

Microsoft is working on a promising-looking protocol to lock down DNS. ZTDNS aims to solve this decades-old problem by integrating the Windows DNS engine with the Windows Filtering Platform—the core component of the Windows Firewall—directly into client devices. Microsoft calls this DNS server or servers the “protective DNS server.”.

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DNS Firewall Engineering 59

Heimadal Security

JULY 19, 2024

Choosing the right DNS software can make a significant difference in your network’s speed, security, and reliability. With a variety of options available, finding the best DNS software for your needs in 2024 can be challenging.

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DNS Software 73

Bleeping Computer

JULY 12, 2024

A wave of coordinated DNS hijacking attacks targets decentralized finance (DeFi) cryptocurrency domains using the Squarespace registrar, redirecting visitors to phishing sites hosting wallet drainers. [.]

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DNS Cryptocurrency Phishing 111

Security Affairs

JULY 26, 2024

The Internet Systems Consortium (ISC) released BIND security updates that fixed several remotely exploitable DoS bugs in the DNS software suite. An attacker can exploit these vulnerabilities to disrupt DNS services. ISC addressed four high-severity vulnerabilities (CVSS score of 7.5) In BIND 9 versions 9.18.1 through 9.18.27, 9.19.0

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DNS Software Internet Internet 145

Security Boulevard

SEPTEMBER 30, 2024

Poor DNS hygiene can leave your organization vulnerable to threats like subDoMailing, DNS spoofing, domain hijacking and other threats. Here are ten DNS best practices businesses can implement to protect their domains and their entire business.

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DNS Risk 69

SecureBlitz

JUNE 19, 2024

This post will show you the best DNS, IP, and WebRTC leak test sites. DNS, IP, and WebRTC leaks happen every day when we browse the internet; because we use local ISPs, we are bound to have these leaks. Also, how to overcome the leaks.

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DNS Internet Internet Cybersecurity 79

Bleeping Computer

MAY 13, 2024

Threat actors are using Domain Name System (DNS) tunneling to track when their targets open phishing emails and click on malicious links, and to scan networks for potential vulnerabilities. [.]

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DNS Phishing 129

Penetration Testing

SEPTEMBER 7, 2024

The... The post MindsDB Fixes Critical CVE-2024-24759: DNS Rebinding Attack Bypasses Security Protections appeared first on Cybersecurity News.

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DNS Cybersecurity 136

The Last Watchdog

SEPTEMBER 23, 2024

(“TA”), today announced it has completed its acquisition of Vercara, a leader in cloud-based services that secure the online experience, including managed authoritative Domain Name System (DNS) and Distributed Denial-of-Service (DDoS) security offerings that protect organizations’ networks and applications.

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DNS DDOS Technology Software 100

The Hacker News

OCTOBER 9, 2024

Google on Wednesday announced a new partnership with the Global Anti-Scam Alliance (GASA) and DNS Research Federation (DNS RF) to combat online scams.

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DNS Scams Cybercrime 99

Security Boulevard

OCTOBER 4, 2024

Following our recent investigations into the dangers of subdomain hijacking, we caught up with Prudence Malinki, Head of Industry Relations at Markmonitor, for some wise words of advice on the role policy can play in ensuring your DNS is secure. The post The secret to secure DNS?

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DNS 64

Bleeping Computer

FEBRUARY 11, 2024

ExpressVPN has removed the split tunneling feature from the latest version of its software after finding that a bug exposed the domains users were visiting to configured DNS servers. [.]

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DNS Software 141

Heimadal Security

AUGUST 2, 2024

More than 35,000 registered domains have been hijacked by threat actors in so-called Sitting Ducks attacks that allow claiming a domain without having access to the owner’s account at the DNS provider or registrar.

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DNS Accountability Cybersecurity 85

Penetration Testing

FEBRUARY 19, 2024

A proof-of-concept (PoC) was disclosed for a severe design flaw (CVE-2023-50387) in Domain Name System Security Extensions (DNSSEC), leaving DNS infrastructures vulnerable to widespread denial-of-service (DoS) attacks.

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DNS Penetration Testing 136

Bleeping Computer

MAY 3, 2024

A Mullvad VPN user has discovered that Android devices leak DNS queries when switching VPN servers even though the "Always-on VPN" feature was enabled with the "Block connections without VPN" option. [.]

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DNS VPN 131

Security Boulevard

AUGUST 7, 2024

HYAS Protect protective DNS uses advanced data analytics to proactively block cyber threats, a feature unavailable in legacy systems relying on static DNS filtering. AV-TEST , one of the cybersecurity industry’s most trusted evaluators, rates HYAS as the most effective protective DNS solution on the market. What Is HYAS Protect?

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DNS Government Cyber threats IoT 64

Schneier on Security

APRIL 18, 2019

DNS hijacking isn't new, but this seems to be an attack of uprecidented scale: Researchers at Cisco's Talos security division on Wednesday revealed that a hacker group it's calling Sea Turtle carried out a broad campaign of espionage via DNS hijacking, hitting 40 different organizations.

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DNS Internet Internet Risk 262

Google Security

JULY 19, 2022

Posted by Matthew Maurer and Mike Yu, Android team To help keep Android users’ DNS queries private, Android supports encrypted DNS. In addition to existing support for DNS-over-TLS, Android now supports DNS-over-HTTP/3 which has a number of improvements over DNS-over-TLS. In Android 9.0,

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DNS Encryption Mobile Risk 135

Heimadal Security

JULY 30, 2024

DNS security risks are everywhere, and the stats show it too. A 2021 IDC survey of over 1,100 organizations across North America, Europe, and the Asia Pacific revealed that 87% had encountered DNS attacks. The average cost per attack was approximately $950,000 globally, rising to about $1 million for organizations in North America.

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DNS Risk 97

The Hacker News

MARCH 5, 2024

A new DNS threat actor dubbed Savvy Seahorse is leveraging sophisticated techniques to entice targets into fake investment platforms and steal funds.

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DNS Scams Banking Accountability 120

The Hacker News

JUNE 11, 2024

Cybersecurity researchers have shed more light on a Chinese actor codenamed SecShow that has been observed conducting Domain Name System (DNS) on a global scale since at least June 2023.

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DNS Education Government Cybersecurity 124

The Hacker News

APRIL 29, 2024

A previously undocumented cyber threat dubbed Muddling Meerkat has been observed undertaking sophisticated domain name system (DNS) activities in a likely effort to evade security measures and conduct reconnaissance of networks across the world since October 2019.

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DNS Internet Internet Cyber threats 142

Bleeping Computer

AUGUST 1, 2024

Threat actors have hijacked more than 35,000 registered domains in so-called Sitting Ducks attacks that allow claiming a domain without having access to the owner's account at the DNS provider or registrar. [.]

DNS 99

DNS Accountability 99

Security Boulevard

AUGUST 8, 2024

The M&A landscape continues to evolve, driven by factors such as advancements in artificial intelligence, […] The post The Importance of Domain and DNS Lifecycle Management with Mergers and Acquisitions appeared first on Security Boulevard. Morgan 2024 Global M&A Roadmap).

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DNS Artificial Intelligence 100

CSO Magazine

MARCH 29, 2021

Being the backbone of the internet, the Domain Name System (DNS) protocol has undergone a series of improvements and enhancements over the past few years.

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DNS Encryption Internet Internet 135

Security Boulevard

AUGUST 6, 2024

Threat Intelligence Report Date: August 6, 2024 Prepared by: David Brunsdon, Threat Intelligence - Security Engineer, HYAS Dynamic DNS (DDNS) is a service that automatically updates the Domain Name System (DNS) in real-time to reflect changes in the IP addresses of a domain.

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DNS Malware Social Engineering Engineering 69

Heimadal Security

NOVEMBER 22, 2022

DNS scavenging is the process of removing stale DNS records, usually used together with DNS aging in order to free up space and improve system performance. In cybersecurity, in particular, DNS scavenging can help prevent DNS cache poisoning attacks and even reduce the chances of DNS servers being used in DDoS attacks.

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DNS DDOS Cybersecurity 93