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Welcome to the ExtraHop Blog

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Anatomy of an Attack

Healthcare Data Breach Exposes 5.4 Million Patient Records

September 8, 2025

A ransomware attack at the healthcare data analytics provider Episource has resulted in a data breach exposing the protected health information (PHI) of more than 5.4 million patients.
CybersecurityRansomwareHealthcareNetwork DataNDRSecurity Threats
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Trending

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Anatomy of an Attack

CISA Alert on Salt Typhoon

August 29, 2025

Learn about the cybersecurity critical joint advisory released on August 27, 2025 by CISA, NSA, and the FBI on Salt Typhoon

Threat HuntingSalt TyphoonCybersecurityNDRSecurity Threats
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Anatomy of an Attack

Major International Airline Cyber Incident

August 29, 2025

Learn about how 6 million customer records were compromised by this cyber attack and how ExtraHop can help

NDRSecurity ThreatsSecurityIndustry-Specific
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Unmasking Threats Across the Network with Real-Time Identity Insights

August 5, 2025

Learn how ExtraHop accelerates your threat detection and response with identity-based threat hunting and investigation capabilities.

CompanyProductsNDRSecurity ThreatsIdentityThreat Hunting
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Cybersecurity

post image

Anatomy of an Attack

Healthcare Data Breach Exposes 5.4 Million Patient Records

September 8, 2025

A ransomware attack at the healthcare data analytics provider Episource has resulted in a data breach exposing the protected health information (PHI) of more than 5.4 million patients.
CybersecurityRansomwareHealthcareNetwork DataNDRSecurity Threats
post image

Anatomy of an Attack

CISA Alert on Salt Typhoon

August 29, 2025

Learn about the cybersecurity critical joint advisory released on August 27, 2025 by CISA, NSA, and the FBI on Salt Typhoon
Threat HuntingSalt TyphoonCybersecurityNDRSecurity Threats
post image

Scattered Spider’s Relentless Campaign

July 15, 2025

Scattered Spider is continuing its aggressive cyber campaign, hitting retail, insurance and aviation sector enterprises. Discover which tactics the group is using and explore how NDR solutions provide essential visibility, allowing you to defend against this relentless threat.
Security ThreatsNDRCloud SecurityCybersecurity

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post image

Anatomy of an Attack

Healthcare Data Breach Exposes 5.4 Million Patient Records

September 8, 2025

A ransomware attack at the healthcare data analytics provider Episource has resulted in a data breach exposing the protected health information (PHI) of more than 5.4 million patients.

CybersecurityRansomwareHealthcareNetwork DataNDRSecurity Threats
post image

Anatomy of an Attack

Major International Airline Cyber Incident

August 29, 2025

Learn about how 6 million customer records were compromised by this cyber attack and how ExtraHop can help

NDRSecurity ThreatsSecurityIndustry-Specific
post image

Anatomy of an Attack

CISA Alert on Salt Typhoon

August 29, 2025

Learn about the cybersecurity critical joint advisory released on August 27, 2025 by CISA, NSA, and the FBI on Salt Typhoon

Threat HuntingSalt TyphoonCybersecurityNDRSecurity Threats
post image

Unmasking Threats Across the Network with Real-Time Identity Insights

August 5, 2025

Learn how ExtraHop accelerates your threat detection and response with identity-based threat hunting and investigation capabilities.

CompanyProductsNDRSecurity ThreatsIdentityThreat Hunting
post image

New in RevealX: Packet Viewer, Detection Tuning Enhancements and Preview, and CrowdStrike Detection Integration

August 5, 2025

The latest release of RevealX features an in-product packet viewer, detection tuning preview, and deeper integration with CrowdStrike Falcon.

CompanyProductsNDRSecurityNPM
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Threat Alert: CVE-2025-53770 – The SharePoint Zero-Day Threat You Can't Ignore

July 28, 2025

Critical SharePoint zero-day CVE-2025-53770 (RCE) is actively exploited. Understand this severe threat & enhance your threat detection and response capabilities.

Security ThreatsDetections

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