I'm not a cybersecurity expert, just someone who handles break/fix tasks and basic support. Recently, a user opened a suspicious email with fake invoices attached. They didn't click any links but did open the PDFs, which were flagged as clean, although the email itself had malicious links. Now, their new boss has emailed me asking how to determine if invoices like these are genuine or not, since the email had no verification signs. What's a good way to respond to this question?
5 Answers
The best approach is to verify the sender through other means, like calling them directly, but make sure to use contact info from a reliable source and not from the email itself. This helps avoid any spoofed details. Just be cautious and always double-check when you suspect something is off.
You might also need to set up better spam filtering. It seems strange that malicious links got through. Fixing those settings or even considering a more robust solution could be part of the strategy here.
Implementing phishing tests and security awareness training for the team can be essential. It’ll give them a better grasp of what to look out for in suspicious emails. It’s clear that users need some education on this.
Yeah, ideally, contacting the company that sent the invoice directly is the safest route. Make sure to use verified contact information, not what's in the email. Also, pushing for phishing training can really help the team become more security-conscious.
Honestly, most end users might not even think to check headers before opening emails. We need to remind them to ask a few key questions: Were they expecting this email? Does the sender look familiar? If they say no to either, they should be cautious about opening anything.

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