DNS

3 Ways a DNS Lookup Tool Can Help Prevent DNS Attacks

The Domain Name System (DNS) is a crucial element of the Internet and a foundation of networking. Every organization going online uses the DNS.

Getting Rid of Bad Hosts with WHOIS and Reverse IP Lookups

As stewards of the Web, Internet infrastructure providers are often held accountable for ensuring the safety of users. Sadly, the recent spate of high-profile security incidents shows that this is not an easy task.

How a Passive DNS Database Can Help Improve Cyber Resilience

As cyber-attacks become more robust and sophisticated every day, the world of cybersecurity saw the need to shift. Hence, cyber resilience became the new norm. Cyber resilience bases itself on the fact that cyber risks are no longer just IT risks but also business risks.

Beyond the Firewall: DNS Defenses to Manage Online Threats

The domain name system (DNS) forms the underlying infrastructure for how the internet works, serving as a directory to point users to the right web content. When DNS goes down, websites, email, voice-over IP, and remote employee login goes down with it.

Using Email Validation Tools to Stop Malspam Campaigns in Their Tracks

Melissa, what many consider to be the first malspam campaign, emerged in 1999. Once successfully installed, the "mass-mailing" virus forwarded copies of itself to the first 50 email addresses on a victim's contact list. While the malware wasn't as dangerous as current variants, it could still effectively max out network resources, resulting in downtime.

How to Build an Attack Profile with WHOIS Database Download as a Starting Point

Fighting cybercrime is a never-ending battle. As threat actors continue to craft different ways to attack and scam their target victims, companies need to build their security arsenals to fight against all kinds of threats. What's more, an effective way to achieve cyber resilience is by getting to know the enemy and build attack profiles.

DNS Hijacking: The Iranian Cybersecurity Threat That May Be Overlooked

The Iran geopolitical crisis will have unseen consequences on businesses worldwide. Last weekend, the U.S. Department of Homeland Security's Cybersecurity and Infrastructure Security Agency (CISA) issued an alert highlighting some of these business risks.

Retrospective: Post-GDPR Compliance Rates for Domain Enforcement

A success rate of one out of four might not seem like a reason to celebrate, but when it comes to registrar compliance rates, the current 25% rates that AppDetex clients enjoy is a substantial improvement from the single-digit compliance rates initially experienced immediately following the implementation of GDPR.

Mitigating Phishing Attacks on Cloud/File Storage Services through Domain Reputation API

Moving more workloads to the cloud has become a top priority for enterprises. Some 96% of organizations are, in fact, already using cloud computing in one or more areas of their business. Cloud computing benefits enterprises in many ways, but perhaps the driving force behind the increased cloud adoption is this: Organizations that use cloud services grow faster.

The Need for Email Address Verification in Light of Subpoena-Themed Phishing Attacks

At the most basic level, the Internet consists of interconnected networks that communicate using standard protocols such as the Border Gateway Protocol (BGP) and the Domain Name System (DNS). As such, it is built on trust or an honor system – trust that routing requests received from another network are valid, and the traffic sent in response to requests is legitimate.