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Verify
Establish identity, authority and protected assets.

Eterna AI
Eterna AI is the artificial intelligence protection and research capability developed by Eterna Sentinel. It focuses on protecting people and organizations from deepfakes, AI impersonation, unauthorized likeness reuse and emerging forms of synthetic identity misuse.
What is Eterna AI?
Eterna AI combines monitoring, verification, evidence preservation, response systems and defensive research, including Eterna Image Immunization, into a single operating capability.
Rather than a single product, Eterna AI is the name for how Eterna Sentinel applies artificial intelligence, evidence-led investigation and human judgment together, so that detection technology is never treated as a verdict on its own.
Eterna AI and Eterna Sentinel
Eterna Sentinel is the company and the managed digital identity protection platform. Eterna AI is not a separate business: it is the name for the artificial intelligence protection and research capability that Eterna Sentinel builds and operates.
Every capability described on this page, deepfake defense, AI impersonation response, digital identity monitoring and Eterna Image Immunization, operates under Eterna Sentinel's authorization, evidence and human-review standards. Read more about who Eterna Sentinel is and how it operates.
Deepfake Protection
Eterna AI assesses synthetic and manipulated images, video and audio against protected references, and preserves source context so a suspected deepfake can be independently reviewed rather than judged on a confidence score alone.
Findings are held to Eterna's verification methodology before they are treated as confirmed. For background on how deepfakes are made and identified, see What Is a Deepfake? and the Deepfake Verification Guide. If you believe you've found one involving you, see Someone Made a Deepfake of Me.
For the full detection, verification and response framework, see Deepfake Protection .
AI Impersonation Protection
Impersonation increasingly extends beyond static fake accounts to AI-cloned voices, fabricated endorsements and executive-fraud attempts. Eterna AI monitors for these patterns and coordinates an evidence-led response once authorization is confirmed.
For a closer look at impersonation's reputational impact and next steps, see AI Impersonation and Reputation Damage, Fake Account Using My Name or Photos and the Impersonation Response Guide.
For the full detection, verification and response framework, see AI Impersonation Protection .
Digital Identity Monitoring
Eterna AI supports continuous discovery across agreed public surfaces, then routes signals into investigation, evidence preservation and case review rather than indiscriminate automatic action.
Access control, authorization checks and audit history that govern this monitoring are described in Security & Governance.
When monitoring surfaces false claims or coordinated attacks rather than synthetic media or impersonation, the same discipline applies through Online Reputation Protection .
Eterna Image Immunization
Eterna Image Immunization (EIP) is one of Eterna AI's defensive identity-protection research initiatives: a pre-publication technology, developed through Eterna's internal research and development and currently under validation, designed to reduce the risk of an authorized image being used for deepfake creation or unauthorized AI identity replication, while preserving the image's natural appearance.
Explore Eterna Image Immunization . See also Eterna Introduces Image Immunization and What Is Image Immunization?
Research and Validation
Eterna AI's research, including Eterna Image Immunization, is developed and validated against the same evidence standard Eterna applies to every case: sourced, corroborated, attributable to a method, and authorized before enforcement. See the full verification methodology and Eterna's Identity Response Observatory, its public record of documented digital-identity incidents.
For how EIP validation is approached, and why detection alone is not treated as protection, see How Eterna Validates Image Immunization Responsibly and Detection Is Not Prevention.
For the full picture of Eterna's active research areas, see Eterna Research .
How Eterna Responds
Eterna AI's detection and research feed the same governed operating cycle Eterna Sentinel applies to every protection engagement. Technology supports each stage; authorization, context and human judgment govern consequential action. Details on controls are in Security & Governance.
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Establish identity, authority and protected assets.
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Discover relevant signals across agreed public surfaces.
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Separate ordinary appearances from genuine risk.
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Retain source, timestamp and context for review.
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Submit eligible, authorized and approved cases appropriately.
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Track status, recurrence and emerging exposure.
Frequently asked questions
Tell Eterna what needs protection, and the team will review the identity, exposure and appropriate scope.