Authentication

VMC (Verified Mark Certificate)

A digital certificate required for BIMI that verifies brand logo ownership.

Why It Matters for Sender Reputation

A digital certificate required for BIMI that verifies brand logo ownership. Understanding this concept is essential for maintaining good email deliverability and protecting your domain's sender reputation.

How It Works

Email authentication protocols work together to verify sender identity and protect against spoofing. Proper implementation directly improves your Sender Reputation Score and inbox placement rates.

Practical Example

When configuring your email sending infrastructure, paying attention to vmc (verified mark certificate) is critical. A misconfiguration or oversight in this area can lead to decreased deliverability, increased spam filtering, or even blacklisting.

Check your setup: Use our Sender Reputation Checker to verify your domain's configuration and get your free Sender Reputation Score.

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