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How to Prevent DNS Attacks: DNS Security Best Practices

eSecurity Planet

Domain name service (DNS) attacks threaten every internet connection because they can deny, intercept, and hijack connections. With the internet playing an increasing role in business, securing DNS plays a critical role in both operations and security. Everything You Need to Know.

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What Is DNS Security? Everything You Need to Know

eSecurity Planet

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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4 strategies to help reduce the risk of DNS tunneling

CSO Magazine

Domain name system (DNS) tunneling is a pervasive threat that enables hackers to get any data in and out of a company's internal network while bypassing most firewalls. But DNS tunneling essentially smuggles hostile traffic through DNS ports, which makes these attacks difficult to detect and mitigate.

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Seamless A/B Testing, Deployment Slots and DNS Rollover with Azure Functions and Cloudflare Workers

Troy Hunt

This means they can do everything from cache responses to stop potentially malicious threats to apply firewall rules to block certain user agents or IP addresses. Onto the next piece and per the title, it's going to involve DNS rollover. As such, I need to roll DNS to go from pointing to one Function app to another one.

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Security Affairs newsletter Round 507 by Pierluigi Paganini – INTERNATIONAL EDITION

Security Affairs

Every week the best security articles from Security Affairs are free in your email box. A new round of the weekly SecurityAffairs newsletter arrived! Enjoy a new round of the weekly SecurityAffairs newsletter, including the international press.

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Flaws in widely used dnsmasq software leave millions of Linux-based devices exposed

CSO Magazine

Security researchers have found several serious vulnerabilities in dnsmasq, a utility used in many Linux-based systems, especially routers and other IoT devices, to provide DNS services. Dnsmasq is a lightweight tool that provides DNS caching, DNS forwarding and DHCP (Dynamic Host Configuration Protocol) services.

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A 3-Tiered Approach to Securing Your Home Network

Daniel Miessler

This is the most important thing in this article. Change your DNS to 1.1.1.2, Next, you can consider changing your DNS settings on all your devices to use those by Cloudflare. There are security/hacker types that maintain massive repositories of passwords. Change all default passwords to something unique and strong. or 1.1.1.3

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