Add Watermark: High-volume workflow

Apply consistent confidentiality marks across recurring packs.

Suggested flow

1. Prepare source file(s) and confirm intended recipients.
2. Run this tool with minimal settings first.
3. Review output quality and file size.
4. Combine with scrub flow for external sharing when needed.

What this does not protect

• Scenario guidance reduces risk but does not eliminate it.
• Operational identity leaks can still occur outside this tool.