spam and viruses can be defeated simply by deploying MailScanner. systems, this first version of the MailScanner Manual includes only installation. MailScanner Guide. Contents. Acknowledgements; Brief Description; Features and Highlights; How It Works; Presentation given at JANET NetWorkshop Abstract. A guide to installing and using MailScanner, and a complete training manual describing its operation and use in fine detail.

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Home – MailScanner

So treat this option as “in emergency only”. The minimum mailscznner, in bytes, of any attachment in a message. This option can be used to suppress filename checks inside password-protected archives. File permissions are also checked and set on the appropriate directories.

Install Guide

This will result in TNEF messages being doubled in size. The other software it uses is all high quality open source software, leading to a system that can be trusted for performance and reliability. This is currently only mailscannwr to check that you don’t end up using untested virus scanner support code without realising it. The port to use when communicating with clamd via TCP connection 2.

It protects against viruses, and detects attacks against e-mail client packages such as Outlook, Outlook Express, Eudora. As can be seen from the above order of operation, even if everything fails e. How much of the message should be passed to the Custom Spam Scanner.

By setting this option to “yes”, each entire message is written out to the scanning area, thus enabling these signatures to work reliably. This can also point to a ruleset, but the ruleset filename must end in “. This can also be the filename of a ruleset, so you can switch this feature on and off for particular users or domains.

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In its most common use, sendmail provides both SMTP service and delivery service at the same time. This should be “yes” unless the scanner you are using Sophos, McAfee has the facility built-in. If all this confuses you, just leave it alone at “40k” as that is good.

If this is not specified, the the old value of “MailScannerWebBug” is used, which of course is not an image and may well upset layout of the email.

Install Guide – MailScanner

When a virus or attachment is replaced by a plain-text warning, and that warning is an attachment, this is the filename of the new attachment. If this is set then it replaces the list of places that are searched; otherwise it has no effect. This can also be the filename of a ruleset so you can produce different languages for different messages. You might want to change this so your users can see at a glance whether it just was just the content that MailScanner rejected.

Some versions of Microsoft Outlook generate unparsable Rich Text format attachments.

Considerable lengths have been taken in the design of this software to ensure that there is no chance of e-mail messages being lost due to failure of any part of MailScanner or its supporting software packages. This is used for checking the content type of files, regardless of their filename.

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Enabling this option can allow viruses through. Once the size limit is reached, MailScanner mallscanner towards the start of the message, until it hits a line that is blank.

Very good for advertising your MailScanning service and encouraging users to give you some more money and sign up to virus scanning.

This is very useful for removing return-receipt requests and any headers which mean special things to your email client application.

Do you want to check for “Phishing” attacks? Do you want to allow partial messages, which only contain a fraction of the attachments, not the whole thing? If it is not then the entry should be blank. Do you want to add the plain text contents of Microsoft Word documents?

It will still start up, regardless, but it will print plenty of errors and warnings if anything important is wrong in mailscamner setup, instead of just logging it to your system’s mail logs. Setting this guidde “yes” will have no effect without a small patch to the SpamAssassin code. This rarely succeeds at all. Location and full command of the “antiword” program Using a ruleset here, you could have different output styles for different people.

If an individual “Spam List” or “Spam Domain List” check takes longer that this in secondsthe check is abandoned and the timeout noted.