Insights into the clustering and reuse of phone numbers in scam emails

· Blog Talosintelligence · May 6, 2026, 10:19 a.m.
On The Radar Cybersecurity Fraud Detection Scam emails Phone number clustering
Summary
This blog post discusses recent intelligence gathered by Talos regarding the reuse of phone numbers in scam emails as an indicator of compromise. It provides insights into how these tactics are employed in fraudulent communications.
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