MailScan 6.1a for SMTP is the world's most advanced AntiVirus and AntiSpam Solution for Mail Servers that work on platforms like Windows, Unix, Linux, Novell and Solaris. It's installed on a Windows machine to act as a Security Gateway between your Mail Server and the Internet.

MailScan 6.1a offers powerful features like Web Based Administration, Non Intrusive Learning Patterns, LDAP Authenticated Web Administration, SMTP Transparent Proxy and many more.

Key Features of MailScan 6.1a for SMTP Servers:

Web Based Administration
Administration Console can be accessed using a browser, thus enabling Remote Administration of the application.

Real-Time Virus Scanning at the Mail Gateway
Scans e-mails for all types of Virus and other malware in Real-Time including all inbound and outbound Mail Traffic.

Attachment Filtering
Extensive options to block certain attachments like EXE, COM, CHM or BAT from being sent or received.

SMTP Transparent Proxy
SMTP Transparent Proxy enables a Transport Layer Security based communication between Hub Transport Server and Edge Transport Server.

Advanced AntiSpam and AntiPhishing
Using a combination of technologies like Real-time Black List, SURBL Checking, MX/A DNS Record Verification, Reverse DNS, X-Spam Rules Check, Sender Policy Framework and Non Intrusive Learning Patterns spam and phishing emails are blocked.

Non Intrusive Learning Patterns (NILP)
This unique technology from MicroWorld is an advanced Spam Filtering method with the intelligence to analyze all mails to filter and block spam, according to the Behavioral Patterns of the user.

Greylisting
In Greylisting, mails coming from unknown senders are rejected temporarily as most spamming servers do not try to send the mail in case of a first time rejection.

Blocking Image Spam
User powerful in-built technologies to filter out image spam.

Autogenerated Spam Whitelist
When a local user sends a mail to an email address, the system automatically adds that ID to the Spam
Whitelist.

Real-Time Content Scanning
All incoming and outgoing messages are scanned in Real-Time for offensive words and Adult Content, with the help of Security Policies.

Clustering
Clustering provides load balancing by distributing mails to multiple computers for scanning.

Relay Control
Stops spammers from using your organization's IP addresses to send spam.

Comprehensive Attachment & eMail Archiving
Customizable options to archive e-mails and attachments flowing in and out of the system. This feature also helps in comprehensive Content Auditing.

Compression and Decompression
Options for automatic compression and decompression of files.

SMTP Control
The functioning of the SMTP server can be controlled.

Automated Hourly Updates
The antivirus and spam databases are automatically updated every hour for instant protection from emerging threats.

TCP Connections
This option shows all TCP/UDP connections in the system, like Processes, Protocol, Local Address, Remote Address, and Status.

Multi-Domain Support
Supports multiple domains.

User Mail Size Restriction and Mail Parking
The incoming and outgoing mail size can be set. It also provides an option for Mail Parking.

LDAP & POP3 Authentication
Supports LDAP & POP3 Authenticated Web Administration.

SMTP Authentication
The sender can be authenticated at the SMTP level.

Customized Disclaimers
Easy to use options to add Customized Disclaimers to all external and internal emails

Extensive Reports
Provides advanced analytical reports in graphical and Non-graphical formats.