Threat Intelligence

The Healthcare Threat Landscape

Healthcare is the most targeted industry for cyberattacks. Understanding the threats you face is the first step toward building effective defenses.

The Numbers

Healthcare Breach Statistics

The data tells a clear story: healthcare organizations face persistent, costly, and growing cyber threats.

$10.1M
Average cost of a healthcare data breach
94%
Increase in ransomware attacks since 2021
329
Days average breach lifecycle
Recent Major Breaches
Change Healthcare — 2024
100M+ records | Ransomware | $22M ransom paid
Ascension — 2024
5.6M patient records | Ransomware
HCA Healthcare — 2023
11M patient records | Third-party breach
Attack Vectors
Phishing / Social Engineering 41%
Ransomware 23%
Stolen Credentials 19%
Exploited Vulnerabilities 12%
Insider Threats 5%
Threat Actors

Who Is Targeting Healthcare?

Understanding the motivations and methods of threat actors helps prioritize defenses.

Primary Threat

Ransomware Gangs

Financially motivated criminal organizations that encrypt systems and demand payment. Healthcare is targeted because disruption of patient care creates extreme pressure to pay.

Notable groups: LockBit, BlackCat, Medusa, Hunters International
Emerging Threat

AI-Enabled Attackers

Attackers using AI to craft hyper-personalized phishing emails, generate polymorphic malware, and automate vulnerability discovery at scale.

Capability doubling every 6-12 months
Persistent Threat

Nation-State Actors

State-sponsored groups targeting healthcare for espionage, intellectual property theft, or geopolitical leverage. Highly sophisticated and patient.

Often target research institutions and large health systems
AI Risks

The Unseen AI Threat

Unauthorized AI usage in healthcare isn't hypothetical — it's happening now, and most organizations have no visibility into it.

Shadow AI Usage

Staff use consumer AI tools for clinical documentation, coding, and research without organizational awareness or Business Associate Agreements.

Data Exposure

When staff paste patient information into ChatGPT or Claude, that data may be stored, analyzed, or used to train future AI models — with no way to retrieve or delete it.

Compliance Violations

Using AI without a Business Associate Agreement is a HIPAA violation. The OCR has explicitly stated that AI tools processing PHI require BAAs.

AI-Generated Phishing

Attackers now use AI to craft personalized phishing emails that reference real patients, appointments, and procedures — making them nearly indistinguishable from legitimate communications.

Defense

Building Resilient Defenses

No organization can prevent every attack. But every organization can build resilience — the ability to detect, respond, and recover.

1

Continuous Monitoring

Real-time detection of unauthorized AI usage, suspicious network activity, and anomalous behavior patterns.

2

Layered Security

Multiple defensive layers so that if one control fails, others remain. Network segmentation, access controls, encryption, and endpoint protection working together.

3

Incident Response

Documented, tested plans for when — not if — an incident occurs. Clear roles, communication protocols, and recovery procedures.

4

Staff Training

Your staff are both your greatest vulnerability and your strongest defense. Regular, practical training transforms them into sensors, not targets.

5

Backup & Recovery

Immutable, tested backups are the most effective ransomware defense. If you can restore quickly, the ransom demand loses its power.

6

Vendor Management

Your security is only as strong as your weakest vendor. Business Associate Agreements, security assessments, and continuous monitoring of third-party risk.

Understand Your Risk Exposure

Velari's security assessment identifies the specific threats facing your organization and provides a prioritized roadmap for building resilience. Know where you stand before attackers find out.