QR code phishing (quishing): What it is and how to stop it
Quishing is QR code phishing that bypasses email link scanners. Learn how it works, how to spot a malicious QR code, and how to defend against it.
What are AI phishing attacks (and how to stop them)?
AI phishing uses generative AI to craft convincing, targeted emails at scale. Learn how these attacks work, what types to watch for, and how to stop them.
How to set up a DMARC record in Microsoft 365 in 2026
Set up DMARC in Microsoft 365 step by step. Covers DNS record creation, policy options, reporting setup, and common Office 365 DMARC issues and fixes.
Phishing vs. spear phishing: What’s the difference in 2026?
Spear phishing targets specific individuals, while regular phishing casts a wide net. Learn the key differences between phishing vs. spear phishing.
Discovering dangling DNS: The silent security threat you need to address
Dangling DNS is the hidden security risk attackers love. See how to keep your DNS records clean and prevent dangling DNS attacks.
DKIM vs SPF: What’s the difference and do you need both?
What’s the difference between DKIM vs SPF? Both authenticate email, but they work differently. Learn how SPF and DKIM protect your domain and why you need both.
What is DNS poisoning? (Definition, examples & prevention)
DNS poisoning redirects traffic to malicious sites. Learn what DNS cache poisoning is, how it works, and how to protect against it.
What is a watering hole attack (and how to prevent it)
Learn everything you need to know about watering hole attacks to prevent them and protect your organization and its customers.
FedRAMP compliance: A guide to the authorization process
Learn everything you need to know about FedRAMP compliance—what it is, why it matters, key benefits, and the essential steps to achieving it.
The complete guide to business email compromise (BEC) attacks in 2026
BEC attacks cost businesses $16.6 billion annually. Learn how they work, the 5 attack types, real examples, and the 6-step defense checklist.
What is a whaling attack in cybersecurity and how to stop it
Learn the ins and outs of whaling attacks, how they work, who they tend to target, and best practices to prevent them.
How good email systems sometimes send fraudulent messages
Learn how good email systems (like PayPal’s) sometimes send fraudulent emails and what you can do to better protect your domain, customers, and brand.