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Tool Comparison
HashiCorp Vault
Secure, store, and tightly control access to tokens, passwords, and certificates.
VS
At a Glance
| Attribute | HashiCorp Vault | Azure Key Vault |
|---|---|---|
| License / Pricing | Free-Limited | Free-Limited |
| Type | DevOps | DevOps |
| GitHub Stars | — | — |
| Rating | 4.7/5 | 4.4/5 |
| Key Features | 6 listed | 6 listed |
| Integrations | 7 listed | 4 listed |
| Categories | SecuritySecrets Management | SecuritySecrets ManagementCloud Platform |
Key Features
HashiCorp Vault
- Dynamic secrets — generate short-lived credentials on demand for AWS, databases, and more
- All secrets have a TTL and are automatically revoked on expiry
- Multiple auth methods: Kubernetes, AWS IAM, LDAP, GitHub, and AppRole
- Transit secrets engine for encryption-as-a-service
- PKI secrets engine for automated internal TLS certificate management
- Detailed audit log for every secret access and policy change
Azure Key Vault
- Hardware Security Module (HSM) backed key storage
- Managed identities for keyless authentication from Azure services
- Automatic TLS certificate renewal via DigiCert and GlobalSign integration
- Secret versioning with rollback support
- Access policies and Azure RBAC for fine-grained control
- CSI driver for mounting secrets directly into Kubernetes pods
Real-World Use Cases
HashiCorp Vault
Dynamic database credentials for microservices
Configure Vault's database secrets engine with a PostgreSQL connection
Injecting secrets into Kubernetes pods
Install the Vault Agent Injector via Helm into the cluster
Azure Key Vault
Injecting secrets into AKS workloads
Enable the Secrets Store CSI Driver add-on in the AKS cluster
Automated TLS certificate management
Import or generate a TLS certificate in Azure Key Vault
Integrations
HashiCorp Vault
kubernetesterraformansiblejenkinsgithub-actionsaws-secrets-managerdoppler
Azure Key Vault
azure-aksazure-devopsterraformansible
🏆 Which should you choose?
Choose HashiCorp Vault if…
- → you're already in the Security ecosystem and prefer HashiCorp Vault's workflow
Choose Azure Key Vault if…
- → you're already in the Security ecosystem and prefer Azure Key Vault's workflow