These articles cover email security, verifying sender addresses and how we handle emails from development and test environments.
Email Security - Using DKIM and SPF Records
Information about DKIM and SPF, and how implementation will vary, depending on the mail server your site uses.
Email Security - TLS Encryption
Information about enforcing TLS encryption on outgoing emails from GOSS hosted services
Emails from Non-Production Environments
Emails generated by test, development and all pre-production environments can captured and viewed, preventing them from being sent to users in error.
Verifying Sender Email Addresses
So that the services you host with us can successfully send email we need to verify the sender addresses you'd like to use.