This commit updates the SECURITY.md file to point security researchers to HackerOne. I copied the SECURITY.md file from WooCommerce and made some minor changes to reflect MailPoet specificities. [MAILPOET-3410]
This commit updates the SECURITY.md file to point security researchers to HackerOne. I copied the SECURITY.md file from WooCommerce and made some minor changes to reflect MailPoet specificities. [MAILPOET-3410]