Based on that subject line, this looks like a secure, encrypted, or automatically generated file transfer, often used for sharing sensitive documents, codebase backups, or digital assets.
Replace "Files" with a description of what is actually in the .zip (e.g., "Draft_Report.zip").
Here are a few options for a "good post" depending on the context of where you are sharing this (e.g., email, Slack/Teams, project management tool).
Files Delivered: [Insert Project Name] - Secure Archive
I’ve uploaded the requested files securely. You can download the archive here: HoBZC4bQ4ZQwiR0BAoQ8s.zip