Enterprises have strengthened identity security with phishing-resistant MFA factors like passkeys. These investments have made login flows more resilient, but they haven’t stopped attackers. Instead of breaking authentication, attackers now circumvent it by impersonating trusted users.
Generative AI makes this shift both simple and believable. Attackers generate synthetic voices, realistic videos, and polished messages that mimic real employees with little effort. Once the impersonator appears legitimate, identity systems, helpdesks, and downstream applications often grant them the same access and privileges as the real employee.
This is the identity gap that AI imposters expose. It is the difference between verifying access and verifying the person requesting it.
Key Takeaways
- AI-enhanced impersonation is now one of the most effective entry points into the enterprise.
- Traditional cues like voice, video, and writing style can no longer be trusted.
- Traditional authentication factors validate access, not humans.
- Identity gaps appear during hiring, onboarding, account recovery, and approvals.
- Closing the gap requires verifying the actual person at the moments where trust matters most.
Download our 2026 Workforce Impersonation Report
Impersonation is Now The Easiest Way In
Across industries, attackers are no longer breaking in by exploiting technical security flaws. Instead, they simply walk in the door by impersonating trusted employees. A convincing voice clone during a support call or faceswapped video used in a verification step can be enough for a helpdesk agent to trust the request and proceed with a password reset or MFA re-enrollment. Once an attacker is treated as the real employee, every downstream process grants them the same access and privileges.
AI tools have lowered the skill required for this kind of deception. A determined attacker can generate synthetic voices and videos that are nearly indistinguishable from reality, even mimicking tone, cadence, and in some cases, biometric cues like head movement or pulse patterns. As a result, the familiar identity signals people once relied on to determine whether a request was legitimate no longer hold up.
Where the Identity Gap Appears
Authentication has improved, but identity workflows still rely on assumptions about who a person is. Many of these assumptions sit at important moments in the employee lifecycle.
- Hiring teams verify documents, but not the people presenting them.
- IT grants accounts and access without independently confirming the person’s identity.
- Account recovery relies on support teams making decisions with limited signals.
- Privilege changes and approvals rely on authentication methods that don’t reliably confirm the real person behind the request.
The processes that govern hiring, account creation, recovery, and approval decisions were built for convenience and speed. They weren’t designed for an environment where attackers can imitate users with near perfect accuracy. Because identity ownership is split across HR, IT, security, and support, no single part of the organization sees the full picture.
Why Authentication Can’t Close This Gap
Authentication validates that a device or factor is correct. It doesn’t validate the human being behind it. Zero Trust frameworks continuously authenticate and authorize activity, but they still depend on trust in the signals feeding those checks. If those signals can be convincingly impersonated, the system will treat the attacker as the legitimate user.
If an attacker impersonates someone and resets that person’s access, the entire identity and access stack continues to enforce controls for the wrong user. Every system behaves exactly as designed, it’s the human layer that’s been deceived
A More Reliable Model for Identity
Enterprises don’t need to replace existing identity systems. They need to strengthen the moments where identity isn’t actually verified. Workforce identity verification provides that foundation by anchoring a digital identity to a real person, and then re-establishing trust at all of the points where impersonation risk is highest.
Hiring, onboarding, recovery, privilege elevation, and sensitive approvals all benefit from this shift. When these workflows verify the human behind the request, impersonation becomes far harder for attackers to scale.
AI makes it easy to mimic someone. It doesn’t make it easy to prove you are that person. Closing the identity gap begins with this distinction.
Attackers using AI-enhanced impersonation are only part of the story. The deeper risk is how far they can move inside an organization once they’ve successfully impersonated a legitimate user. To understand how this trend is evolving and how leading organizations are responding, check out our 2026 Workforce Impersonation Report.
