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401
Unauthorized
Authentication is required. The request lacks valid authentication credentials.
Common Causes
- •Missing authentication token
- •Expired token
- •Invalid credentials
- •Missing Authorization header
Fix Solutions
Include authentication
Add valid authentication token or credentials to the request.
Refresh expired tokens
Implement token refresh logic to handle expired tokens.
Code Examples
# Basic authentication
location /admin {
auth_basic "Admin Area";
auth_basic_user_file /etc/nginx/.htpasswd;
}