Expert knowledge for Azure Key Vault development including troubleshooting, best practices, decision making, limits & quotas, security, configuration, integrations & coding patterns, and deployment. Use when using Key Vault/Managed HSM APIs, RBAC vs access policies, Private Link, key rotation, or IaC deployment, and other Azure Key Vault related development tasks. Not for Azure Dedicated HSM (use azure-dedicated-hsm), Azure Cloud Hsm (use azure-cloud-hsm), Azure Payment Hsm (use azure-payment-hsm), Azure Information Protection (use azure-information-protection).
This skill provides expert guidance for Azure Key Vault. Covers troubleshooting, best practices, decision making, limits & quotas, security, configuration, integrations & coding patterns, and deployment. It combines local quick-reference content with remote documentation fetching capabilities.
IMPORTANT for Agent: Use the Category Index below to locate relevant sections. For categories with line ranges (e.g.,
L35-L120), useread_filewith the specified lines. For categories with file links (e.g.,[security.md](security.md)), useread_fileon the linked reference file
IMPORTANT for Agent: If
metadata.generated_atis more than 3 months old, suggest the user pull the latest version from the repository. Ifmcp_microsoftdocstools are not available, suggest the user install it:
This skill requires network access to fetch documentation content:
mcp_microsoftdocs:microsoft_docs_fetch with query string from=learn-agent-skill. Returns Markdown.fetch_webpage with query string from=learn-agent-skill&accept=text/markdown. Returns Markdown.| Category | Lines | Description |
|---|---|---|
| Troubleshooting | L36-L44 | Diagnosing and fixing Key Vault errors: REST/API error codes, access policy failures, Private Link misconfig, and Azure Policy enforcement issues. |
| Best Practices | L45-L55 | Guidance on BYOK/HSM key import, key/secret security best practices, disaster recovery for Managed HSM, and automating single/dual-credential secret rotation in Key Vault. |
| Decision Making | L56-L62 | Guidance on planning key and HSM capacity, scaling, and migrating cryptographic workloads or Key Vault access control from access policies to RBAC |
| Limits & Quotas | L63-L73 | Key Vault/Managed HSM limits: throttling, quotas, size constraints, logging latency, soft-delete behavior, and network/IP firewall configuration. |
| Security | L74-L99 | Securing Azure Key Vault and Managed HSM: auth, RBAC vs access policies, firewalls, Private Link, soft-delete, backups, and security best practices for keys, secrets, and certificates. |
| Configuration | L100-L123 | Configuring Key Vault and Managed HSM: monitoring, alerts, logging, policies, key types/rotation, secure key release, replication, and special secret formats (e.g., multiline). |
| Integrations & Coding Patterns | L124-L151 | Using Key Vault from code and services: JS/Go/.NET/Python client patterns for keys/secrets/certs, rotation and backup, plus integrations with Event Grid, Logic Apps, Databricks, DigiCert, and TLS offload. |
| Deployment | L152-L155 | How to deploy and provision Azure Key Vault and Managed HSM (vaults, keys, secrets) using ARM templates, Bicep, Terraform, Azure CLI, and PowerShell |
| Topic | URL |
|---|---|
| Resolve common Azure Key Vault error codes | https://learn.microsoft.com/en-us/azure/key-vault/general/common-error-codes |
| Diagnose and fix Azure Key Vault Private Link configuration issues | https://learn.microsoft.com/en-us/azure/key-vault/general/private-link-diagnostics |
| Interpret Azure Key Vault REST API error codes | https://learn.microsoft.com/en-us/azure/key-vault/general/rest-error-codes |
| Troubleshoot Azure Policy enforcement on Key Vault | https://learn.microsoft.com/en-us/azure/key-vault/general/troubleshoot-azure-policy-for-key-vault |
| Troubleshoot Azure Key Vault access policy failures | https://learn.microsoft.com/en-us/azure/key-vault/general/troubleshooting-access-issues |
| Topic | URL |
|---|---|
| Plan and execute BYOK HSM key transfers to Key Vault | https://learn.microsoft.com/en-us/azure/key-vault/keys/hsm-protected-keys |
| Implement BYOK HSM-protected keys for Azure Key Vault | https://learn.microsoft.com/en-us/azure/key-vault/keys/hsm-protected-keys-byok |
| Apply security best practices for Azure Key Vault keys | https://learn.microsoft.com/en-us/azure/key-vault/keys/secure-keys |
| Execute disaster recovery for Azure Managed HSM disruptions | https://learn.microsoft.com/en-us/azure/key-vault/managed-hsm/disaster-recovery-guide |
| Generate and import BYOK HSM keys into Azure Managed HSM | https://learn.microsoft.com/en-us/azure/key-vault/managed-hsm/hsm-protected-keys-byok |
| Automate single-credential secret rotation with Key Vault | https://learn.microsoft.com/en-us/azure/key-vault/secrets/tutorial-rotation |
| Automate dual-credential secret rotation with Key Vault | https://learn.microsoft.com/en-us/azure/key-vault/secrets/tutorial-rotation-dual |
| Topic | URL |
|---|---|
| Plan and execute migration of cryptographic key workloads | https://learn.microsoft.com/en-us/azure/key-vault/general/migrate-key-workloads |
| Migrate Azure Key Vault from access policies to RBAC | https://learn.microsoft.com/en-us/azure/key-vault/general/rbac-migration |
| Plan capacity and scaling for Azure Managed HSM | https://learn.microsoft.com/en-us/azure/key-vault/managed-hsm/scaling-guidance |
| Topic | URL |
|---|---|
| Configure and interpret Azure Key Vault logging latency | https://learn.microsoft.com/en-us/azure/key-vault/general/logging |
| Understand and handle Azure Key Vault throttling limits | https://learn.microsoft.com/en-us/azure/key-vault/general/overview-throttling |
| Review Azure Key Vault and Managed HSM service limits | https://learn.microsoft.com/en-us/azure/key-vault/general/service-limits |
| Configure Managed HSM IP firewall and network security | https://learn.microsoft.com/en-us/azure/key-vault/managed-hsm/configure-network-security |
| Review Azure Managed HSM service limits and quotas | https://learn.microsoft.com/en-us/azure/key-vault/managed-hsm/service-limits |
| Understand soft-delete behavior and constraints in Managed HSM | https://learn.microsoft.com/en-us/azure/key-vault/managed-hsm/soft-delete-overview |
| Understand Azure Key Vault secret size limits | https://learn.microsoft.com/en-us/azure/key-vault/secrets/about-secrets |
| Topic | URL |
|---|---|
| Provision Key Vault and key using Terraform | https://learn.microsoft.com/en-us/azure/key-vault/keys/quick-create-terraform |