MailSlurp guide agent setup Title: Email Security Best Practices for Sender Identity, User Trust, and Safer Workflows Description: Use practical email security best practices to reduce spoofing, account abuse, unsafe links, auth drift, and release risk across transactional, support, and internal email workflows. Canonical URL: https://www.mailslurp.com/guides/email-security-best-practices/ Markdown URL: https://www.mailslurp.com/guides/email-security-best-practices.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.