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11/07/2026 1:58 pm
TL;DR: Healthcare breaches rose from 237 incidents in 2024 to 502 in 2025, a 112% increase, while exposed records fell, according to Fortified Health Security analysis cited by Enzoic. The pattern shows that valid credentials, not dramatic exploits, are now the most reliable path into healthcare systems and the hardest to contain.
NHIMG editorial — based on content published by Enzoic: Healthcare’s identity problem isn’t getting better, it’s getting louder
By the numbers:
- Reported healthcare breaches increased from 237 incidents in 2024 to 502 breaches in 2025, a 112% year-over-year increase.
- Only 6% of healthcare organizations say they are very confident in their ability to detect, contain, and recover from a cyber incident.
- Email-related breaches more than tripled in a single year, rising from 39 incidents in 2024 to 123 breaches in 2025.
Questions worth separating out
Q: What breaks when healthcare teams cannot see exposed credentials early?
A: When exposed credentials are invisible, attackers can authenticate with valid logins before defenders know the account is compromised.
Q: Why do valid credentials create more risk than obvious exploit chains in healthcare?
A: Valid credentials let attackers operate inside normal trust boundaries, so many security tools treat the activity as legitimate until behaviour becomes extreme.
Q: How do healthcare organisations know if credential monitoring is actually working?
A: Credential monitoring is working when exposed passwords are discovered before they are used, high-risk accounts are removed from active access quickly, and password reset activity does not become a repeat entry path.
Practitioner guidance
- Inventory exposed and reused credentials across healthcare identities Check employee, vendor, and service credentials against known breach corpuses, then prioritise the accounts that still authenticate to EHR, email, VPN, and shared portals.
- Convert email compromise into identity incident handling Update playbooks so mailbox takeover triggers password reset review, session revocation, reset-link suppression, and internal impersonation checks before normal restoration steps proceed.
- Extend lifecycle controls to third-party access Recertify vendor accounts on the same cadence as high-risk internal accounts and require explicit offboarding when contracts, support relationships, or system roles change.
What's in the full article
Enzoic's full blog covers the operational detail this post intentionally leaves for the source:
- Detailed healthcare breach breakdowns showing where credential abuse appears in the attack sequence.
- Specific examples of how exposed passwords, MFA bypass, and password resets combine in real incidents.
- Practical visibility methods for identifying compromised passwords already in use across healthcare systems.
- Discussion of how shadow AI and third-party access expand the credential attack surface.
👉 Read Enzoic’s analysis of healthcare credential exposure and breach growth →
Healthcare password exposure is the governance gap teams keep missing?
Explore further
11/07/2026 2:08 pm
Credential exposure is now a governance problem, not just a security finding. Healthcare attackers increasingly exploit valid access because it blends into normal operations and avoids the friction of exploit-based intrusion. That shifts the control burden from perimeter defense to identity visibility, recovery, and lifecycle discipline. For practitioners, the core question is not whether credentials will leak, but whether exposed credentials can still be used.
A few things that frame the scale:
- 72% of organisations have experienced or suspect they have experienced a breach of non-human identities, according to The 2024 ESG Report: Managing Non-Human Identities.
- Enterprises that have experienced a compromised NHI averaged 2.7 separate incidents in the past 12 months, according to Oasis Security & ESG.
A question worth separating out:
A: Accountability sits with the organisation that grants and maintains access, even when the account belongs to a vendor or partner. If offboarding is not enforced, the business relationship and the access relationship diverge, which leaves standing access in place after the operational need has ended. That is a governance failure, not just a vendor issue.
👉 Read our full editorial: Healthcare credential exposure is driving more breaches and slower recovery
