
Talos Q3 2026 IR trends: help-desk vishing and rising ransomware
Phishing led initial access in just over one-third of engagements, down from over 50 percent, while ransomware rose to 27 percent.
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Phishing led initial access in just over one-third of engagements, down from over 50 percent, while ransomware rose to 27 percent.

Nation-state actors abuse SS7, BGP, and unpatched telecom routers, including Salt Typhoon persistence via GRE tunnels.

Elttam disclosed a pre-authentication remote code execution flaw in the 33-year-old TACACS+ protocol used across nearly all enterprise networks, with patches only partially available.
Sens. Warner and Cruz introduced a bill for voluntary telecom cybersecurity practices after Salt Typhoon.

Senators Warner and Cruz introduced a bill for voluntary telecom cybersecurity standards after the Salt Typhoon campaign.
China-linked Salt Typhoon deployed new modular backdoor SparroWocky against Latin American government agencies since August 2025.
ESET links a new SparroWocky backdoor campaign against Latin American government agencies to Chinese espionage group FamousSparrow.

Recorded Future reports its Autonomous Threat Operations platform enabled 15-20 weekly automated threat hunts in its own SOC.

Academics linked Chinese vendor Geedge Networks' Tiangou Secure Gateway source code to one of the Great Firewall's three traffic filtering capabilities.
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