Symantec 10547849 - Mail Security For SMTP Manuale utente

Symantec Mail Security for

SMTP Installation Guide

Symantec Mail Security for SMTP Installation Guide

The software described in this book is furnished under a license agreement and may be used

only in accordance with the terms of the agreement.

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These solutions provide early warning of cyber

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Technical Support

Chapter 1 About Symantec Mail Security

Key features .................................................................................. 9

New features ............................................................................... 10

Functional overview ...................................................................... 12

Architecture ............................................................................... 13

Firewall rules ............................................................................... 15

Where to get more information ....................................................... 16

Chapter 2 Installing Symantec Mail Security for SMTP

Before you install ......................................................................... 19

Before you install on any platform ............................................. 19

Before you install on Windows .................................................. 22

Before you install on Solaris or Linux ......................................... 23

Before you upgrade ................................................................. 25

System requirements .................................................................... 25

Hardware requirements ........................................................... 26

Supported browsers ................................................................ 26

Supported LDAP servers .......................................................... 26

System requirements for Windows ............................................ 26

System requirements for Solaris ............................................... 27

System requirements for Linux ................................................. 27

Installing on Windows ................................................................... 27

Installing on Solaris and Linux ....................................................... 30

Setting up ................................................................................... 32

Logging in ............................................................................. 33

Registering your system .......................................................... 33

Configuring your system .......................................................... 34

Setting up a Scanner ............................................................... 38

Completing setup ................................................................... 42

Adding more Scanners .................................................................. 42

Setting mail filtering policies ......................................................... 42

Testing Scanners .......................................................................... 43

Accessing the Control Center .......................................................... 43

Contents

Logging out ........................................................................... 47

Having trouble logging in or out? .............................................. 47

Areas of localization ..................................................................... 47

Importing configuration files ................................................... 48

Configuring system locale ........................................................ 49

Uninstalling Symantec Mail Security for SMTP .................................. 49

Uninstalling from Windows ...................................................... 49

Uninstalling from Linux and Solaris .......................................... 50

Appendix A Sample options file

About the sample options file ......................................................... 53

Appendix B Integrating Symantec Mail Security with Symantec

Security Information Manager

About Symantec Security Information Manager ................................. 57

Interpreting events in the Information Manager ................................ 58

Firewall events that are sent to the Information Manager .............. 59

Definition Update events that are sent to the Information

Manager ......................................................................... 59

Message events that are sent to the Information Manager .............. 60

Administration events that are sent to the Information

Manager ......................................................................... 61

Installing and configuring event logging to the Information

Manager ............................................................................... 63

Configuring the Information Manager ........................................ 64

Installing the local SSIM Agent ................................................ 64

Installing the Collector ............................................................ 66

Configuring data sources ......................................................... 66

Uninstalling Information Manager components ................................ 68

Uninstalling the Collector ........................................................ 68

Uninstalling the Information Manager Agent .............................. 69

Index

Contents8

About Symantec Mail

Security

This chapter includes the following topics:

■Key features

■New features

■Functional overview

■Architecture

■Firewall rules

■Where to get more information

Key features

Symantec Mail Security offers enterprises an easy-to-deploy, comprehensive

gateway-based email security solution through the following features:

■Email Firewall - This early response feature improves message throughput by

analyzing incoming SMTP connections, comparing them to industry-generated

lists of known hostile senders and enabling you to refuse connections or email

messages from those hosts.

■Antispam technology – Symantec's state-of-the-art spam filters assess and

classify email as it enters your site.

■Antivirus technology – Virus definitions and engines protect your users from

email-borne viruses.

Chapter

■Content Compliance – These features help administrators enforce corporate

policies, reduce legal liability, and ensure compliance with regulatory

requirements.

■Group policies and filter policies – An easy-to-use authoring tool lets

administrators create powerful, flexible ad hoc filters for users and groups.

New features

The following table lists the features that have been added to this version of

Symantec Mail Security:

Table 1-1 New features for Symantec Mail Security (all users)

DescriptionFeaturesCategory

Protects against directory-harvest attacks,

denial-of-service attacks, spam attacks, and virus

attacks.

Improved email

firewall

Threat

protection

features

Protects against phishing attacks, using the Sender

Policy Framework (SPF), Sender ID, or both.

Sender

Authentication

Additional virus verdicts protect against suspected

viruses, spyware, and adware and quarantine

messages with suspicious encrypted attachments.

Email messages that may contain viruses can be

delayed in the Suspect Virus Quarantine, then

refiltered, with updated virus definitions, if available.

This feature tcan be effective in defeating virus

attacks before conventional signatures are available.

View a list of available virus-definition updates.

Improved virus

protection

Automatically detects file types without relying on

file name extensions or MIME types.

True file type

recognition for

content compliance

filtering

Inbound

and

outbound

content

controls

Scan within attachments to find keywords from

dictionaries you create or edit. Specify a number of

occurrences to look for.

Keywords filtering

within attachments,

keyword frequency

filtering

Use regular expressions to further customize filter

conditions by searching within messages and

attachments.

Regular expression

filtering

About Symantec Mail Security

New features

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