DNS filtering designed for health insurance companies. Safeguard claims data, secure member portals, protect provider network communications, achieve HIPAA and CMS compliance, and prevent healthcare fraud -- all from a single network-level security control.
Health insurance companies are among the most data-rich targets in the healthcare ecosystem. A single health plan stores PHI for millions of members including medical histories, prescription records, behavioral health data, Social Security numbers, and financial information -- the complete identity theft package worth $250+ per record on the dark web.
The interconnected nature of health insurance operations compounds the risk. Claims adjudication systems connect to provider networks, pharmacy benefit managers, clearinghouses, and government databases. Each connection represents a DNS-resolvable pathway that attackers can exploit to access or exfiltrate protected health information.
Our content classification team maintains dedicated feeds covering content risks to health insurance organizations. We track restricted content infrastructure mimicking major insurance carriers, Medicare portals, state insurance exchanges, and provider credentialing systems. We catalog domains used in healthcare fraud schemes including fake provider portals, fraudulent claims submission sites, and member identity theft operations.
The 90-million-domain database includes specialized health insurance content risk categories: fake enrollment portals, fraudulent pharmacy benefit sites, restricted pages targeting HCPCS/CPT lookup tools, malicious domains in EDI transaction paths, and infrastructure used by APT groups known to target health plan organizations.
During open enrollment periods when attack volume surges, we activate enhanced monitoring to catch the flood of newly registered domains impersonating insurance marketplaces, carrier enrollment pages, and benefits comparison sites used to harvest member credentials and personal health information.
Defending millions of member records across a complex partner ecosystem
Health plans maintain comprehensive health records, claims histories, and financial data for millions of members. A single breach can expose more personal data than any other type of organization. The Anthem breach exposed 78 million records -- DNS filtering adds a critical layer preventing data leakage at the network level.
Health plans exchange data with thousands of providers, hospitals, and clinics through EDI transactions, provider portals, and direct API connections. Each provider relationship creates DNS-resolvable data pathways that must be protected. A compromised provider connection can become an entry point into the payer's claims systems.
Health insurers face overlapping requirements from HIPAA, CMS, state insurance departments, NAIC model laws, and HITRUST certification. Each framework demands documented cybersecurity controls. DNS filtering satisfies requirements across multiple frameworks simultaneously, reducing compliance complexity and audit preparation burden.
Criminals create fraudulent provider portals, fake pharmacy networks, and counterfeit DME supplier sites to submit fraudulent claims. DNS filtering identifies and blocks access to known fraud infrastructure, preventing employees from inadvertently processing claims from illegitimate entities and reducing fraud losses.
Member-facing portals and mobile apps provide access to claims, benefits, and personal health information. unsafe content access targeting members with fake login pages erode digital trust and expose PHI. DNS filtering blocks fraudulent member portal domains before they can harvest credentials.
Annual enrollment periods create peak vulnerability as attackers launch campaigns targeting both members and staff. Fake marketplace sites, fraudulent plan comparison tools, and fraudulent emails impersonating navigators and brokers surge during enrollment, requiring heightened DNS filtering vigilance.
Comprehensive protection across the entire health plan operation
Dedicated DNS filtering policies for claims adjudication environments. Only approved clearinghouse, provider, and PBM domains are accessible from claims networks, preventing unauthorized data access and ensuring claims processing integrity.
Block domains impersonating your health plan brand to protect members from restricted content. Proactive monitoring for newly registered lookalike domains targeting your member portals, enrollment pages, and customer service systems.
Automated compliance evidence for HIPAA Security Rule technical safeguards including access controls, audit controls, and transmission security. Export-ready documentation for OCR investigations and internal audits.
Granular DNS policies for provider-facing systems. Validate that EDI transactions, prior authorization requests, and eligibility checks resolve to authenticated partner domains, preventing data interception and fraud.
Identify and block access to known healthcare fraud infrastructure. Our database catalogs fake provider sites, fraudulent pharmacy networks, and counterfeit supplier portals used to submit illegitimate claims against your plan.
Automatically enhance filtering during open enrollment and special enrollment periods. Block the surge of fake marketplace sites and fraudulent plan comparison tools while ensuring legitimate enrollment systems remain accessible.
Protecting member data, claims integrity, and regulatory compliance
A regional health plan serving 800,000 members deployed DNS filtering across all corporate and claims processing networks. The system identified and blocked DNS tunneling attempts from a compromised claims workstation that was exfiltrating member SSNs and diagnosis codes through encoded DNS queries. The early detection prevented what could have been a reportable breach affecting hundreds of thousands of members.
A Medicare Advantage plan used DNS filtering to strengthen their CMS cybersecurity posture. During their annual CMS audit, the plan presented DNS filtering compliance reports demonstrating continuous content risk monitoring, automated incident prevention, and PHI protection controls. The auditors cited the DNS filtering implementation as a best practice for protecting beneficiary data.
A national health insurer discovered through DNS filtering analytics that several provider portal access attempts were resolving to fraudulent domains. Investigation revealed a sophisticated scheme where criminals created fake provider credentialing sites to harvest NPI numbers and portal credentials, which they then used to submit fraudulent claims. DNS filtering blocked the scheme before any fraudulent claims were paid.
During the annual enrollment period, a health plan activated enhanced DNS filtering that blocked 1,800 restricted domains impersonating their enrollment portal, the state insurance marketplace, and competing carriers. The proactive blocking protected both members attempting to enroll and staff processing enrollment applications from credential theft campaigns that surged 500% during the enrollment window.
Deploy the DNS security platform that safeguards PHI, prevents fraud, and satisfies regulators
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