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Email authentication list showing enabled SPF, DKIM, and DMARC protocols.
September 2025・Hosted Email, Web Security

Email authentication 101: a reseller’s guide to SPF, DKIM & DMARC

Any business that sends emails—whether transactional, marketing, or support—faces a growing risk of phishing, spoofing, and impersonation. If you’re managing an email service for clients or your own organization, you know these attacks aren’t edge cases anymore; they’re everyday threats. And without the right protections, even legitimate emails can miss the inbox, getting flagged as […]

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A magnifying glass hovering over a cartoon burglar photo within an ID badge.
August 2025・Web Security

Requiring registrants to show ID is a Bad Idea

We all want to be safe online. Whether we’re browsing and shopping, interacting with people on social media, or hosting our own content, there’s a shared need for security. As a domain name registrar, we think about this topic a lot. What processes and policies can we put in place to help protect our customers […]

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Several locks weaved through various pills containing TLS/SSL certificate types.
July 2025・Industry Insight, SSL Certificates, Web Security

What are the different TLS/SSL certificate types? A complete guide for agencies and MSPs

When you visit a website, one way to tell it’s secure is by checking for a TLS/SSL certificate. These certificates do two important things: they verify the website’s identity, and they encrypt any data exchanged between your browser and the site—both the information you send (like passwords or credit card numbers) and the information it […]

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DNS management services
March 2025・Web Security

What are DNS management services?

Imagine trying to access a website, but instead of typing in an easy-to-remember domain name, like example.com, you had to enter a long series of numbers, like 198.51.100.45. Thanks to the Domain Name System (DNS), you don’t have to. DNS is the infrastructure that translates user-friendly domain names into numerical IP addresses that computers understand. […]

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Actalis privacy protection
December 2023・SSL Certificates, Web Security

Digital security: understanding the importance of encryption, data sovereignty and certificate lifecycle management

In our rapidly evolving digital landscape, where connectivity is the heartbeat of modern society, the importance of robust security measures cannot be overstated. This article explores three critical aspects that contribute to a secure and interconnected world: the value of encryption, the concept of data sovereignty, and the significance of certificate lifecycle management advantages. The […]

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December 2021・Industry Insight, SSL Certificates, Web Security

Six ways to avoid phishing attacks

In 2021, cybercriminals delivered a tsunami of cyberattacks. PhishLabs reported a 47% increase in phishing attempts from Q1 2020 to Q1 2021. Another report by Cisco Umbrella revealed that of the organizations they surveyed, an astounding 86% had at least one employee try to connect to a phishing site. Phishing, and all its variations, continues […]

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Tiered Access Compliance and Operations (TACO) statistics
March 2020・Industry Insight, Tiered Access Directory (TACO), Web Security

Privacy and lawful access to personal data at Tucows

Tucows provides reasonable, lawful access to non-public registration data; this means constantly working to balance the privacy rights of registrants against the rights of third parties, most of which, in our experience, are related to intellectual property rights (90% of all requests). In addition to the usual statistics, this update also includes a deep dive […]

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October 2015・Industry Insight, Web Security

Phishing attacks against registrars

You may have heard that many high-profile domain registrars are being targeted by a massive phishing attack against domain owners. We have received reports that some of those attacks are using Tucows branded emails to target some of our resellers and possibly end users all over the world. The fraudulent emails claim that a particular […]

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August 2015・Announcements, Industry Insight, Web Security

Security update

**This post was updated on August 12, 2015 at 12:30 PM EST.** On August 4, 2015 our security team identified and stopped unauthorized access to one of our systems. As a result, we reset all reseller Control Panel and Reseller Web Interface (RWI) passwords. Since then, we have worked 24/7 to complete an extensive investigation […]

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