MailSecurity for Exchange/SMTP is an email content checking, exploit detection, threats analysis and anti-virus solution that removes all types of email-borne threats before they can affect your email users. MailSecurity s key features include multiple virus engines, for better protection; email content and attachment checking, to quarantine dangerous emails; an exploit shield, to perform email intrusion detection & defence; and an email threats engine, to analyse & defuse HTML scripts, .exe files & more. The software is available for VS API or as a gateway version - The VS API version integrates with Exchange Server 2000 and scans the Exchange 2000 information stores. The gateway version should be deployed at the perimeter of the network as a mail relay server. MailSecurity for Exchange/SMTP can also be used for free, using a single virus scanning engine, which makes it a great no-cost solution for small mail servers.