Microsoft Security is blocking LinkedIn email messages do not open its blocked for security

If Microsoft Security is blocking LinkedIn email messages, it may be due to the security measures in place to protect users from potential phishing attempts or malicious content. Here are some detailed steps you can take to address this issue:

1. Check Your Spam or Junk Folder: Sometimes legitimate emails can be misclassified as spam. Make sure to check these folders to see if the LinkedIn emails are there.
2. Review Security Policies: Microsoft Defender for Office 365 has built-in protections that may block certain emails based on their content or sender reputation. You can review and adjust your security policies to allow emails from LinkedIn. This can be done in the Defender portal under the email and collaboration settings.
3. Use Threat Explorer: You can use the Threat Explorer or Real-time detections feature in Microsoft Defender to investigate why these emails are being blocked. This tool provides insights into the types of threats detected and can help you understand the reasons behind the blocking.
4. Report False Positives: If you believe that LinkedIn emails are being incorrectly blocked, you can submit these messages to Microsoft for further analysis. Reporting these items is important as it helps train the system to reduce false positives and improve threat detection accuracy. You can find the submission options in the Defender portal.
5. Check for Updates: Ensure that your Microsoft software is up to date. Sometimes, updates can improve the detection algorithms and reduce false positives.
6. Contact Support: If the issue persists, consider reaching out to Microsoft support for assistance. They can provide more specific guidance based on your organization's settings and policies.

By following these steps, you should be able to resolve the issue with LinkedIn emails being blocked by Microsoft Security.