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AI Identity

AI agent identities, agentic AI security, and the privilege risks of LLM-powered automation in enterprise environments.

20 terms in AI Identity

21 min read

What is AI Agent Identity?

AI Agent Identity is the unique digital identity assigned to an AI agent so it can be authenticated, authorized, monitored, governed, and audited.

AI Agent IdentityNon-Human IdentityDelegated Access
6 min read

What is AI Agent Identity Security?

AI agent identity security governs how autonomous AI agents authenticate, are authorized, audited, and contained — a new pillar of identity security.

AI Agent IdentityAI SecurityIdentity Security
5 min read

Why AI Agents Need Their Own Identities

Sharing a service account or piggy-backing on a user breaks attribution, audit, and least privilege for AI agents. Each agent needs its own identity.

AI Agent IdentityNon-Human IdentityAI Security
5 min read

Human Identity vs AI Agent Identity: What is the Difference?

Human and AI agent identities differ in behavior, scale, attack surface, and required controls. Learn the differences and how to govern each.

AI Agent IdentityHuman IdentityIdentity Security
5 min read

What is Agentic AI Security?

Agentic AI security secures autonomous AI systems that plan, reason, and act. Learn the threat model, controls, and governance unique to agentic AI.

AI Agent IdentityAI SecurityPrompt Injection
5 min read

What is AI Agent Authentication?

AI agent authentication establishes who an agent is when it calls APIs and tools. Learn the patterns: OAuth, federation, mTLS, and tokens.

AI Agent IdentityOAuthWorkload Identity Federation
5 min read

What is AI Agent Authorization?

AI agent authorization decides what an authenticated agent can do — which tools, data, and actions are allowed. Learn the patterns and risks.

AI Agent IdentityLeast PrivilegeAI Security
5 min read

What is Delegated Access for AI Agents?

Delegated access lets an AI agent act on behalf of a user — securely if bounded, dangerously if unbounded. Learn the patterns and pitfalls.

Delegated AccessOAuth On-Behalf-OfAI Agent Identity
5 min read

What is Agent-to-Agent Authentication?

Agent-to-agent authentication establishes trust between AI agents in multi-agent systems. Learn the patterns and risks.

AI Agent IdentityTrust Chain
5 min read

What is Human-in-the-Loop Authorization?

Human-in-the-loop (HITL) authorization requires a human to approve sensitive AI agent actions before execution. Learn when and how to apply it.

Human-in-the-LoopAI Agent IdentityAI Security
5 min read

What is AI Agent Access Governance?

AI agent access governance is the program of inventory, ownership, lifecycle, review, and policy enforcement for every AI agent in your environment.

AI Agent IdentityIdentity GovernanceAI Security
4 min read

What is an AI Agent Permission Model?

An AI agent permission model defines how tools, data, delegation, and conditions combine to determine what an agent can do at any moment.

AI Agent IdentityAuthorizationAI Security
4 min read

What is AI Agent Impersonation Risk?

AI agent impersonation is when something acts as an agent without authorization — or when an agent acts beyond its sanctioned identity. Learn the risks and defenses.

AI SecurityIdentity SpoofingAI Agent Identity
6 min read

What is Shadow AI Agent?

Shadow AI agents are AI agents deployed in your environment without security or governance review. Learn the risks and how to bring them into the light.

AI SecurityAI GovernanceAI Agent Identity
4 min read

What is Over-Permissioned AI Agent?

An over-permissioned AI agent has more tools, data, or delegation than its use case requires — amplifying every compromise. Learn how to detect and remediate.

Over-PermissionedAI Agent IdentityLeast Privilege
5 min read

What is AI Agent Privilege Escalation?

AI agent privilege escalation is when an agent ends up with more authority than intended — via tool composition, delegation chains, or impersonation.

AI SecurityAI Agent IdentityExcessive Agency
6 min read

What is AI Agent Attack Surface?

The AI agent attack surface is every input, tool, identity, and trust relationship an attacker can exploit. Learn the layers and how to map them.

AI SecurityAI Agent IdentityPrompt Injection
4 min read

Common AI Agent Identity Security Risks

From shared identities to prompt injection to over-permissioning, learn the most common AI agent identity security risks and how to remediate them.

AI Agent IdentityAI SecurityIdentity Security
4 min read

AI Agent Security Best Practices

A consolidated set of AI agent security best practices covering identity, authorization, prompt safety, monitoring, governance, and incident response.

AI SecurityBest PracticesAI Agent Identity
5 min read

AI Agent Identity Security Checklist

A practical, prioritized AI agent identity security checklist covering identity, authorization, prompt safety, monitoring, governance, and recovery.

AI Agent IdentityAI SecurityBest Practices

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AI Identity Glossary | Identity Security Terms | Forestall