Smishing Response Playbook: What to Do After a User Clicks

This report explains how modern SMS-based phishing (smishing) targets identity and authentication flows and provides a four-step mobile-focused response: immediately contain identity access, determine what the user interacted with, investigate device and authentication activity, and identify broader campaign activity. It emphasizes that traditional phishing workflows and enterprise visibility often fail for SMS, and recommends building mobile-native detection, visibility, and response capabilities to prevent attacker escalation and credential compromise.