Encrypted ZIPs are no longer a safe harbor. If Google’s servers can’t open the encryption, the file is flagged as "suspicious container" and either blocked from upload or scheduled for manual review.
: Placing videos inside nested zip folders or password-protected archives was a common workaround. While password-protected files cannot be scanned inside , sharing a link to such a file frequently triggers a manual or automated review if the link is flagged for high traffic. Common Issues with Sensitive Video Storage google drive birth videos patched