CyberWire Daily Tea time is over.
31 snips
Jul 29, 2025 
Jason Schultz, a Technical Leader for Cisco Talos, dives into critical cybersecurity issues, particularly focusing on the vulnerabilities lurking in PDF files. He discusses the alarming Tea dating app breach, revealing the personal data at stake. The conversation delves into government actions against cyber threats and the exploitation of software flaws, emphasizing the necessity for enhanced security measures. Through thrilling insights, Schultz highlights the tricks attackers use in phishing scams, making the case for increased awareness and user education.
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Why PDFs Are Exploited
- PDFs are widely exploited because they are common across many devices and can display inline in emails.
- Attackers embed malicious content within PDFs to bypass simple attachment checks.
PDFs Hide Hidden Threats
- Malicious PDFs often appear clean but contain phone numbers or QR codes leading to attacker sites.
- These tactics exploit another device, evading conventional email and PDF security scans.
Phishing via Fake Invoices
- Attackers send emails impersonating services like Microsoft or PayPal with fake urgent invoices.
- Recipients are urged to call a number where attackers use social engineering to steal credentials or money.