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integration with the mail
Server
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mailscan works at the "tcp/ip port level" and hence does not require an
additional machine to act like a gateway. MailScan is based on MicroWorld's pioneering "MicroWorld-WinSock-Layer" (MWL)" technology, the first of its kind in the world.
MailScan for Mail Server acts like a "transparent gateway" between the Corporate Mail Server and the Internet. All mails pass through MailScan.
This ensures security and delivery of the messages.
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"real-time" scanning
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mailscan captures all the data with the help of its revolutionary
"MicroWorld WinSock Layer", performs virus and content scanning at the gateway and then delivers the content to the mail server, thereby providing
security on a "Real-Time" basis.
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application features of mailscan 3
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anti virus scanner
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mailscan has its' own inbuilt anti-virus, 'eScan', which is integrated with the software in DLL format.
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content scanning
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all incoming and outgoing messages are scanned for abusive words and/or
phrases, which are pre-defined by the Security Policy Administrator of MailScan. If such words occur, warning messages can optionally be sent to the
Administrator, the sender and the recipient.
Global Content-Control policies (pre-defined words and phrases) are dynamically updated from the Internet at regular intervals, along with normal
Anti-Virus and Policy updates.
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compression
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oversized files are compressed using standard file compressors. mailscan
can be configured to create '.EXE' files or self-extracting zip files that can be automatically uncompressed at the recipient's machine, even if the
recipient does not have an Unzip Package installed on his machine.
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uncompress facility
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all incoming compressed attachments can be uncompressed, scanned for
viruses and passed to the Mail Server for distribution to the end users.
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virus scanning
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mailscan, scans all incoming and outgoing e-mails for viruses using
the 'eScan' Anti Virus software, developed by
MicroWorld.
Virus infected attachments are disinfected and sent to their destination. Non removable virus infected attachments, are either deleted or
quarantined. If MailScan detects a Word or Excel attachment that contains an infected macro, it removes the virus from the attachment. Clean Macros
are not removed from the document.
In case of any virus infection, appropriate warning messages, with the Virus Name, Action taken and e-mail details, are sent to the e-mail
Sender, the Recipient and the Mail-Server Administrator.
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automatic updates
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mailscan has self-learning and automatic detection capabilities that
recognize the Internet connectivity. When MailScan detects an Internet connection, it automatically connects to MicroWorld's FTP server to check for
and download Updates. With this feature (that works on dedicated as well as dial-up lines), all MailScan users across the world receive updates on a
regular basis. Both Attachment filter rules and AntiVirus Updates are downloaded.
Automatic updates can be via FTP or HTTP. Proxy and Firewall (Passive FTP) support is provided. Broken FTP Updates can be resumed from
breakpoint.
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scan control
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administrators can define a selective list of users (on the mailscan
Server) whose mails need to be scanned for any restrictive content, as defined by the Network Administrators. Administrators can also block certain
domains (users cannot send or receive mails from such pre-defined domains).
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attachment
Reservation
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administrator can restrict certain attachments from being sent or
received from the Internet. For example, a rule can be defined so that any e-mail received by a user having *.EXE or *.COM file attachments, should
be auto-forwarded to the administrator. Unknown viruses can be very effectively tackled using such rule-sets.
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policy based
Rule-Sets
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mailscan works on policy-based rule-sets. rule-sets have been categorized
as Universal and Company-specific.
A Universal Rule-Set is defined by MicroWorld and is applicable to all the customers.
Company-specific Rule-Sets are configured by the Network Administrators and are specific to a company.
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customized messages
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customized virus warning, content warning and reserved attachments
Warning can be sent to the Administrator, the sender and the recipient.
Warning messages can be in text or HTML. They can be in English or any other language.
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forcibly scan html
Messages
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it forcibly scans html messages (not having attachments), to prevent
script viruses (like Bubble-boy) from entering your network.
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malicious attachments
Deletion
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Provides an option to forcibly delete known malicious attachments (Trojans and
worms) at the gateway level itself. This list is dynamically updated from the Internet at regular intervals, along with normal Anti-Virus and Policy
updates.
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s/mime check of
Messages
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mailscan has the capability to check if an e-mail is digitally signed
(S/MIME) and warn the user if the content gets changed.
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mailscan works like a
Service
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it can be installed as a system-service on windows 95/98/me and windows
NT/2000.
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heuristic scanning
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mailscan's heuristics scanning feature ensures that 90% of unknown
viruses are automatically detected, much before the world even gets to know about these viruses. Unknown virus infected files display suscipious
behavior. Such files and attachments are detected by MailScan's heuristics engine and are quarantined to a safe directory.
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easy and convenient
Administration
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mailscan provides a very easy and convenient way of administrating
Rule-Sets and Security Policies. Users can install MailScan and use the default settings. All threats, updates, security policies and rule-sets are
"automatically updated" from the Internet, without any user-intervention.
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get up-to-date names of viruses via
e-mail
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whenever mailscan automatically downloads updates, the administrator is
informed by e-mail about the time and date of update, number of files downloaded and also a list of viruses that the update cleans. Virus policy
updates are done on a daily basis.
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extensive logs
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every action of mailscan is properly logged. the administrator can
control size of Log files and create backups of old Log Files. |