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Current events | 2 min read

Black Hat 2025: What we’re still thinking about

Black Hat 2025 has come to an end, but here's what we're still thinking about and expect to continue seeing in headlines and strategies.

Rapid response | 2 min read

Security alert: Citrix NetScaler ADC and NetScaler Gateway vulnerabilities allow unauthorized access

Citrix released two vulnerabilities (CVE-2025-5777 and CVE-2025-6543) that impact NetScaler ADC and NetScaler Gateway. Here's what to know and what to do.

Threat intel | 5 min read

MDR insights: Tracking lateral movement in a Windows environment (part 2)

This is part two of a pocket guide created by Expel's SOC analysts to track and identify lateral movement within your Windows environments.

Threat intel | 7 min read

MDR insights: Tracking lateral movement in a Windows environment (part I)

This is a pocket guide created by Expel's SOC analysts to track and identify anomalous lateral movement within your Windows environments.