Integrating single sign-on (SSO) into Salesforce using Descope and OpenID Connect (OIDC) streamlines the login process and enhances security for end users, as outlined in a detailed tutorial. The process involves setting up a new authentication provider in Salesforce, modifying the registration handler to manage user creation and updates, and adding Descope as a login option on the Salesforce login screen. It requires configuring user attribute mapping with OIDC and ensuring correct profile permissions to avoid API-only user errors. Descope Flows, a workflow engine, can be used to enhance security in Salesforce Experience Cloud applications by allowing dynamic verification based on user profile and access context, improving user experience and compliance through audit and reporting capabilities. The guide emphasizes the ease with which Descope can add SSO capabilities, simplifying user management and offering enhanced security through features like multi-factor authentication (MFA) and risk-based authentication without extensive configuration changes. Salesforce supports several authentication methods, including password-based, certificate-based, and SSO via protocols like SAML and OIDC, with Descope facilitating these integrations seamlessly.