: If you weren't expecting this specific file from a verified source, delete the email immediately.
: Contact the electricity provider through their official website or phone number— not through any links in the email—to see if they actually sent it. Electricity plan 25.7z
: For advanced users, opening such files within a virtual machine or sandbox can prevent your main system from being compromised. : If you weren't expecting this specific file
: If you believe it might be legitimate, download it but do not run it . Right-click the file to scan it with an Antivirus or upload it to a service like VirusTotal for analysis. : If you believe it might be legitimate,
: Attachments disguised as utility bills or "plans" are classic social engineering tricks designed to create a sense of urgency.
If the subject "Electricity plan 25.7z" appeared in an unexpected email, it is highly likely a . Security Review