extra security settings

Three new features (security options)
are available since this week to all RealSender customers:

• stop bad attachments
  to block all emails containing potentially harmful attachments

• limit messages weight
  to block all emails that exceed the weight limit

• filelink app
  to convert large file attachments into links

All the details are available on RealSender website:
https://realsender.com/dedicated-smtp-server/extra-security-settings/