Ephemeral Credential
An ephemeral credential is a short-lived access token or secret that expires automatically after a defined period or when a task ends, reducing the window of exposure if the credential is compromised.
Why this matters for AI agents
Long-lived credentials are the primary attack vector in agent security incidents. Ephemeral credentials bound to task duration dramatically reduce the value of a stolen credential.
How AgntID relates
AgntID issues ephemeral credentials for agent tool calls, eliminating long-lived secrets from the agent execution path by expiring credentials at task completion.
The static IAM gap
Most agent deployments use long-lived service account keys or environment variable secrets. Switching to ephemeral credentials requires a runtime credential broker—which IAM does not provide at the tool-call level.
Related phrases
Related terms
Frequently asked questions
What is an ephemeral credential?
An ephemeral credential is a short-lived access token or secret that expires automatically after a defined period or when a task ends, reducing the window of exposure if the credential is compromised.
Why are ephemeral credentials critical for agent security?
Long-lived credentials are the primary attack vector in agent security incidents. Ephemeral credentials bound to task duration dramatically reduce the value and risk of a stolen credential.
How does AgntID issue ephemeral credentials?
AgntID issues ephemeral credentials for agent tool calls. Credentials expire at task completion or after a short TTL, eliminating long-lived secrets from the agent execution path.
Secure every agent tool call at execution time.
AgntID gives infrastructure teams scoped, ephemeral access control for AI agents without replacing IAM, MCP servers, tools, or agent frameworks.