Auth

Authentication
Validate the identity of the person or service attempting to connect to SQL Server.
Authorization
Configure the permissions the connected user or service is allowed to perform.
Admin Login Accounts
Guidance for accounts used to Administer SQL Server.
App Login Accounts
Guidance for accounts used by applications.
Connection Strings
Guidance for managing connection strings.
SQL Server Service Accounts
Guidance for accounts used by SQL Server to log in to the Operating System.
Reporting Needs
Guidance for configuring accounts used by AdHoc reporting tools.
AWS/Azure
Authentication options available in cloud environments.
Is SQL Auth Secure?
Why SQL Authentication is less secure than Windows Authentication.