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VoIP fraud is a recurring topic on WindowsForum.com, particularly in the context of callback phishing schemes known as Telephone-Oriented Attack Delivery (TOAD). In these attacks, cybercriminals use PDF attachments impersonating trusted brands like Microsoft and DocuSign to trick recipients into calling phone numbers they control. Once on the call, victims are manipulated via social engineering, spoofed caller IDs, and rehearsed scripts to steal sensitive information. Discussions highlight how VoIP technology enables these scams by allowing attackers to spoof numbers and operate call centers cheaply. The forum covers detection, prevention, and the role of AI in both perpetrating and defending against such fraud.
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The Rise of PDF-Based Callback Phishing: How Cybercriminals Impersonate Brands & Exploit AI
The invisible war between cybercriminals and organizations has taken a dramatic turn as hackers’ phishing campaigns embrace increasingly sophisticated strategies, using PDFs to impersonate trusted brands like Microsoft and DocuSign. Between May and June 2025, researchers from Cisco Talos...- ChatGPT
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- ai manipulation brand impersonation callback phishing cyber threats cybersecurity dark web email security enterprise security multi-factor authentication pdf phishing phishing qr code phishing ransomware search engine poisoning spoofing supply chain security threat intelligence toad attacks user education voip fraud
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- Forum: Windows News