Key-based authentication
Key-based authentication is an authentication technique that verifies identity or authorization using cryptographic key material rather than a password.
Django in Action
Key-based authentication is a request-authentication technique that verifies access by requiring a secret key, typically supplied in a request header.
- How it is used
- Protects API endpoints by requiring a key in every request header.
- How deep it goes
- Explains handler construction, endpoint attachment, request flow, testing, and interactive authorization, but defers scalable key management.
- Examples
- Uses an X-API-KEY handler, a protected venue-creation endpoint, a Django test request, and Ninja’s authorization interface.
- What you can do after
- Apply it via Django Ninja by implementing an APIKeyHeader subclass, attaching its instance to endpoints, and testing authenticated requests.
Read how Django in Action explains key-based authentication →
Practical Automation with PowerShell: Effective scripting from the console to the cloud
Key-based authentication is an authentication method that proves identity using cryptographic key material instead of a password.
- How it is used
- Supports noninteractive PowerShell remoting over SSH when automation cannot rely on typed passwords.
- How deep it goes
- Explains key pairs, agent storage, host verification, server settings, and an operational Windows-to-Linux setup sequence.
- Examples
- Uses ssh-keygen, ssh-add, authorized_keys installation, SSH configuration, and Invoke-Command against a Linux server.
- What you can do after
- Operate PowerShell remoting over SSH with a managed private key and disable password authentication after validation.
Related concepts
- public-private key pairuses · A public-private key pair is a mathematically related public key and private key used together for asymmetric cryptographic operations.
- APIKeyHeaderimplemented by · APIKeyHeader is a Django Ninja security base class for implementing API-key authentication from an HTTP header.
- authenticationkind of · Authentication is the process of establishing or verifying the identity of a user, service, device, or other communicating entity.
- Cosmos DBconfigures · Azure Cosmos DB is Microsoft's globally distributed, multimodel cloud database service, supporting multiple data models and APIs.
- password authenticationcontrasts with · Password authentication is an authentication method that verifies a claimed identity or access by checking a supplied secret password or passphrase.
- HTTP headeruses · An HTTP header is a named metadata field in an HTTP request or response that conveys information about the message or directs its processing.
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