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DefaultAzureCredential vs Client ID & Client Secret for Azure Key Vault Authentication

· 4 min read
Product Owner at Vineforce

Securely accessing Azure Key Vault is essential for modern cloud applications. This guide compares the DefaultAzureCredential (recommended) and the classic Client ID & Client Secret authentication methods for Azure Key Vault, providing best‑practice recommendations, security considerations, and ready‑to‑use C# code samples.