Microsoft’s WIF implementation for AKS workloads and Entra ID-integrated environments, enabling Kubernetes pods to authenticate to Azure and Microsoft services using federated identity tokens without managed identity secrets.
Azure Workload Identity solves the managed identity secret problem for AKS: instead of storing credentials or relying on node-level managed identity, pods can be assigned a Kubernetes service account that federates with an Entra ID application registration, exchanging a token for short-lived Azure credentials. For workloads running in AKS that need to access Azure services, Key Vault, or other Entra ID-integrated resources, this is the right architectural pattern. The limitations appear at the edges. Azure Workload Identity is tied to the Entra ID trust boundary. When that workload also needs to reach a GCP service, a third-party SaaS API, a legacy database, or an on-premises system, the mechanism does not extend to those targets. Aembit operates above the cloud-provider layer. It can consume the OIDC token that Azure issues as a workload attestation, extend it into access decisions for targets anywhere, and layer conditional access controls on top. Organizations that already use Azure Workload Identity for same-cloud access can add Aembit to cover the access paths Azure cannot reach natively.
Aembit does not replace Azure Workload Identity. For AKS workloads authenticating to Azure and Entra ID-integrated services within Microsoft’s trust boundary, Azure Workload Identity is the right architectural choice.
Aembit accepts Azure-issued OIDC tokens as workload identity attestations. When an AKS workload presents its federated token to Aembit, Aembit verifies it against the Entra ID trust configuration, evaluates the access policy, and issues credentials for whatever target service the workload needs to reach — a GCP service, a third-party SaaS API, a legacy database, or an on-premises system. The workload uses its existing Azure identity; Aembit extends that identity’s reach beyond the Entra ID trust boundary.
Organizations already using Azure Workload Identity for AKS-to-Azure access do not need to replace that pattern. Aembit handles the access paths that fall outside Azure’s native reach.
Resources:
Azure Entra Workload Identity Federation credential provider
Client workload setup (AKS)
Note:
This page covers Azure Workload Identity as a WIF mechanism. Azure Key Vault as a secrets store is covered separately in the Secrets Managers category.
Azure Workload Identity does what it was built for: eliminating managed identity secrets at the pod level for AKS workloads, using Kubernetes service accounts federated with Entra ID application registrations. The stored-credential problem is solved for the access paths that stay within Azure and Entra ID.
Aembit handles three things Azure Workload Identity was not designed for.
First, the last mile. Services that don’t support Azure auth natively — third-party SaaS APIs, legacy on-premises systems, databases outside Azure — still need a credential delivery mechanism. Aembit fetches and injects those credentials at runtime without the workload ever storing them.
Second, multi-cloud trust. An AKS workload frequently needs to reach GCP or AWS services. Rather than configuring and maintaining 1:1 WIF trust relationships between cloud providers, Aembit provides a centralized access policy plane that abstracts that complexity, with one policy model regardless of where the workload or the target lives.
Third, conditional access. Azure Workload Identity validates the federated token but does not enforce contextual access controls — posture checks, time-of-day restrictions, geographic constraints — at the moment of access. Aembit layers those on top of Azure token validation, providing enforcement that basic protocol-level federation does not supply.
Get started in minutes, with no sales calls required. Our free- forever tier is just a click away.
