Filter by "spoofing"

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How DMARC Handles Domains and Subdomains in Email Addresses

How DMARC Handles Domains and Subdomains in Email Addresses? DMARC uses the DNS to store records indicating how to evaluate incoming messages for authenticity

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How Long do DNS Updates Take?

How long do DNS updates take? Whenever you make a DNS change, you almost always see a disclaimer saying it could take 24-48 hours for your change to fully take effect.

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DKIM vs. SPF: Understanding the Difference to Improve Email Deliverability

Although they work for the same purpose, DKIM and SPF are vastly different. Should you set up both of them? Find out here!

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Spear Phishing Examples and How to Prevent an Attack

Spear phishing is a personalized version of a phishing attack. Read this to understand the techniques and learn how to protect yourself.

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Log4Shell Vulnerability: What You Need to Know!

There is a new zero-day security vulnerability known as Log4Shell that hit the world last week. Here’s what you need to know.

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How to Set Up a DMARC Record in Microsoft 365

A DMARC record helps servers authenticate emails linked to your domain. Click here to learn how to set up your DMARC record for Microsoft 365 in 5 simple steps.

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How To Create and Set Up an SPF Record For Your Google Workspace Account

There can never be enough protection and cybersecurity in today’s digital world. While large data breaches, distributed denial-of-service (DDoS) attacks, and other major cyber attacks loom at large, one cybersecurity threat often flies under the radar—fake or malicious emails.

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Spear Phishing vs Phishing: The Differences and Examples

Knowing the difference between spear phishing and regular phishing emails can help prevent data breaches. Click here to discover how Valimail can keep your email secure.

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Fortune 500 companies lose millions through ‘incredibly sophisticated’ phishing attack
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