File upload to Gmail is blocked if the file size is more than 25 MB
Technical Articles ID:
KB94632
Last Modified: 9/15/2021
Last Modified: 9/15/2021
File upload to Gmail is blocked if the file size is more than 25 MB
Technical Articles ID:
KB94632
Last Modified: 9/15/2021 Environment
McAfee Data Loss Prevention (DLP) Endpoint 11.x Problem
When you upload a file that is more than 25 MB using Gmail, it is automatically uploaded to Google drive and the link is generated and pasted on the Gmail body, which causes data loss.
Cause
This issue is caused by the Google email policy, which limits the file upload in the Gmail server to 25 MB.
Solution
If you don't want to use the classification Any data in web protection rules, you need to fine-tune your classification to avoid false positives such as HTTP Request Payload.txt as follows:
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