Millions at risk as malicious PDF files designed to steal your data are flooding SMS inboxes – how to stay safe

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  • A new phishing campaign is targeting businesses and individuals in over 50 countries
  • Experts warn attackers are hiding malicious links in PDFs using a never-before-seen obfuscation technique
  • Use the best antivirus software and activate advanced mobile threat defense solutions

PDF files, long considered a safe and reliable way to share documents, are now being weaponized by cybercriminals in a sophisticated phishing campaign targeting mobile users.

New research from Zimperium’s zLabs team claims this new threat involves malicious PDFs delivered via SMS messages whose senders impersonate the United States Postal Service (USPS).

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