Email Security is a system-tray local SMTP server program for Windows that lets you send email messages directly from your PC to recipient mailboxes ensuring your email security and privacy by means of bypassing your ISP's mail servers where your relevant information can be stored and viewed. Did you also know that when you send an email message to a list of email addresses, the respondents can see each other in the email message header? You think it is secure? While sending, Email Security always breaks email messages addressed to a group of people to individual messages to ensure your security and security of your respondents.