PowerDMARC’s Email Authentication Blog – Read the latest news and updates
What is SOC 2? Types, Trust Criteria & Process
Blog Key Takeaways SOC 2 is a security standard developed by the AICPA to evaluate how service providers manage customer data. SOC 2 Type I reviews controls at a specific point in time, while Type II assesses how well those controls…
How to Troubleshoot 421 4.4.2 Connection Dropped Error
Blog, Cybersecurity Key Takeaways Approximately 16% of all emails fail to reach their destination because of errors. 421 4.4.2 Connection Dropped is a common SMTP issue. It may cause serious delivery problems and delays. Server problems, network…
What Is SMS Spoofing? Definition, Examples & Risks
BlogSMS spoofing involves altering sender information for fraudulent purposes, such as a phone number and contact name.
What Are Datacenter Proxies? Definition, Uses & Benefits
BlogDatacenter proxies are the most reliable and affordable type of proxy. Learn how they work and their benefits for businesses.
What Is a Tailgating Attack in Cybersecurity?
BlogA "tailgating attack" is a form of social engineering that emphasizes physical elements over virtual ones.
What Is a Secure Web Gateway? How It Works & Why It Matters
BlogSecure your organization from web threats with a Secure Web Gateway (SWG). Learn how SWGs protect users and networks from malware and compliance violations.
SSL vs TLS: What’s the Difference and Why It Matters
BlogCheck out the key differences and similarities between SSL and TLS encryption protocols. Learn how these certificates secure online communication in our guide.
What Is Phone Spoofing? Common Scams and Solutions
BlogHow to stop someone from spoofing my phone number using phone number spoofing tactics? Quick tips and an easy action-plan for stopping these types of attacks.
What Is a DNS CNAME Record? Uses, Setup, and Restrictions
BlogA CNAME record is a type of DNS record allowing you to create some interesting redirections, aliases, and other cool features with your domain. Here's all you need to know about CNAME records.
SPF Null Value Explained: When It’s a Problem and When It’s the Fix
BlogWhat is Spam Email: it is junk email that is sent to a large number of recipients, unsolicited, for advertising or phishing.