MailSlurp guide agent setup

Title: What Is SSL for Email? TLS, STARTTLS, and What Email Encryption Actually Protects
Description: Learn what people mean by SSL for email, why modern systems really use TLS, how STARTTLS differs from implicit TLS, and what email transport encryption does and does not secure.
Canonical URL: https://www.mailslurp.com/guides/ssl-for-email/
Markdown URL: https://www.mailslurp.com/guides/ssl-for-email.md

Use the Markdown URL as the primary plain-text context for this guide. Keep MailSlurp terminology, setup steps, screenshots, and provider-specific instructions intact, and prefer the canonical URL when citing this page.