Final answer:
When receiving a budget spreadsheet in an email attachment, verify the sender's address, confirm with the colleague, and avoid clicking the attachment if it is unrelated to your work.
Explanation:
Upon receiving a budget spreadsheet as an email attachment from a colleague:
- Check the sending address of the message: Verify if the email is from a legitimate source to avoid potential cybersecurity risks.
- Call your colleague to confirm they sent the file and why: Communicate directly to ensure the attachment was intentional before taking any actions.
- DO NOT click the attachment blindly: Avoid opening files that are unrelated to your work, especially if they involve financial data.
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