Category: DNS Innovation

DNS as a First Line of Defense Against DDoS Attacks

Distributed Denial of Service (DDoS) attacks have become one of the most pervasive and disruptive threats in the modern Internet landscape. By overwhelming a target with an excessive volume of traffic, these attacks can render websites, applications, or entire networks inaccessible, causing significant financial and reputational damage. While traditional defenses often focus on mitigating the…

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Serverless DNS Leveraging Cloud-Native Architectures

As the Internet continues to expand in scope and complexity, the need for scalable, efficient, and resilient infrastructure has become paramount. At the heart of this digital ecosystem lies the Domain Name System (DNS), a foundational component that translates human-readable domain names into IP addresses. Traditionally, DNS has relied on dedicated server infrastructures, but the…

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DNS as an Anchor in Zero-Trust Security Frameworks

The evolution of cybersecurity threats has reshaped how organizations approach network security. Traditional perimeter-based models, which assume implicit trust for devices and users within a network, have proven inadequate against the sophisticated tactics of modern adversaries. This shift has given rise to the Zero-Trust security framework, an approach based on the principle of never trust,…

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DNS’s Role in CDN Optimization Mapping Users to the Nearest Content

In an age where digital experiences are expected to be fast, seamless, and responsive, content delivery networks (CDNs) have become a cornerstone of Internet infrastructure. CDNs ensure that websites, videos, and applications can reach global audiences with minimal latency by caching and distributing content across geographically dispersed servers. At the heart of this system lies…

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Best Practices in DNSSEC Key Management and Rollover

DNS Security Extensions (DNSSEC) have become a cornerstone of Internet security, providing cryptographic authentication and data integrity for the Domain Name System (DNS). By using digital signatures to validate DNS responses, DNSSEC helps protect against common attacks such as cache poisoning, spoofing, and man-in-the-middle exploits. However, the security of DNSSEC depends heavily on effective key…

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DNS Blackholing Advanced Techniques for Blocking Malicious Domains

As cyber threats evolve in sophistication and scale, organizations increasingly rely on proactive defenses to protect their networks and users. One such technique is DNS blackholing, a powerful method for blocking access to malicious domains at the DNS resolution level. By intercepting and redirecting DNS queries for known malicious domains, DNS blackholing prevents users and…

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Secure Dynamic DNS Updates Ensuring Integrity and Authenticity

The Domain Name System (DNS) serves as a foundational element of the Internet, enabling users to access resources using human-readable domain names. In dynamic environments, where IP addresses frequently change due to mobility or other factors, Dynamic DNS (DDNS) allows DNS records to be updated automatically without manual intervention. While this functionality is critical for…

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Using DNS to Secure the Software Supply Chain

The software supply chain has become a critical target for cyberattacks, with adversaries seeking to exploit vulnerabilities in the distribution and update mechanisms of software to infiltrate networks and systems. Recent high-profile incidents have highlighted the devastating consequences of supply chain attacks, from widespread breaches to the compromise of sensitive data. As organizations strive to…

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Leveraging DNS for E-Commerce Resilience and Failover

E-commerce platforms are the backbone of modern retail, facilitating seamless transactions between businesses and customers worldwide. With the increasing reliance on online shopping, the stakes for maintaining uninterrupted service have never been higher. Downtime, latency, or performance issues can result in significant revenue losses, damage to brand reputation, and diminished customer trust. Amid these challenges,…

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Learning from DNS Outages Resilience Engineering and Postmortems

The Domain Name System, or DNS, is a foundational component of the internet, serving as the bridge that connects users to websites, applications, and services. Despite its critical role, DNS is not immune to failures. Outages, whether caused by misconfigurations, hardware failures, software bugs, or cyberattacks, can have far-reaching consequences, disrupting businesses, impacting users, and…

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