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

· Blog Talosintelligence · May 6, 2026, 10:19 a.m.
On The Radar Scam emails Phone number clustering Cybersecurity Indicators of Compromise (IOC)
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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