FortiGate-500 安装和配置指南 2.50

电子邮件过滤

防火墙策略中可以使用电子邮件过滤。当您在一个防火墙策略中启用了病毒防护和 网页过滤,您可以选择一个内容配置文件用来控制电子邮件过滤功能如何处理邮件 (IMAP 或 POP3)通讯。内容配置文件用以下方式识别不受欢迎的电子邮件并提供保 护:

·过滤不受欢迎的发件人地址模板, ·过滤不受欢迎的内容, ·从阻塞中排除发件人地址模板。

本章述了如下内容:

·一般配置步骤

·电子邮件禁忌词汇列表 ·电子邮件阻塞列表 ·邮件排除列表 ·添加一个主题标签

一般配置步骤

配置邮件过滤包括通常如下步骤:

1 在一个新的或现有的内容配置文件中选择邮件过滤选项。请见 第 170 页 添加一

个内容配置文件

2 对允许通过通过 FortiGate 设备传输 IMAP 和 POP3 连接的防火墙策略选择病毒防护和 网页内容过滤选项。选择一个提供了您所需要的电子邮件过滤功能的内容配置文件应

用到防火墙策略中。请见

第 171 页 将内容配置文件添加到策略

3 对不受欢迎的电子邮件添加一个主题标签,使邮件接收者可以使用他们的邮件客户软 件根据这个标签对邮件进行过滤。请见 第 240 页 添加一个主题标签

注意:要接收电子邮件过滤日志消息,请见 FortiGate 日志配置和参考指南中的 配置日志。 关于电子邮件过滤日志消息的分类和格式的详细信息,请见 FortiGate 日志配置和参考指南中的 日志消息

电子邮件禁忌词汇列表

当 FortiGate 设备检测到在电子邮件中含有禁忌词汇列表中的词汇或短语时, FortiGate 设备将在这封电子邮件的主题中添加一个标签,并在事件日志中写入一条消 息。接收者可以使用他们的电子邮件客户端软件根据主题中的标签过滤邮件。

FortiGate-500 安装和配置指南

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Fortinet 500 manual 237, ·一般配置步骤 ·电子邮件禁忌词汇列表 ·电子邮件阻塞列表 ·邮件排除列表 ·添加一个主题标签

500 specifications

Fortinet 500 is a next-generation firewall (NGFW) that is part of Fortinet's acclaimed FortiGate family, designed to provide advanced security for medium to large enterprises. This appliance is known for its high performance, flexibility, and ability to protect networks from a variety of cyber threats through its robust features and technologies.

One of the main features of the Fortinet 500 is its integrated security capabilities. It combines multiple security functions into a single device, allowing organizations to manage everything from intrusion prevention and antivirus to web filtering and application control. This integration leads to simplified management and increased efficiency, as users can address multiple security needs without deploying multiple devices.

The Fortinet 500 runs on the FortiOS operating system, which is known for its simplicity and user-friendliness. FortiOS provides a centralized management interface that allows for the easy configuration and monitoring of security policies across the entire network. Additionally, the Fortinet management tools, such as FortiManager and FortiAnalyzer, enable detailed insights and reporting capabilities, helping organizations stay compliant with their security mandates.

Another characteristic that sets Fortinet 500 apart is its advanced threat intelligence, powered by the FortiGuard Labs. This global threat intelligence system continuously updates the firewall with the latest threat signatures and attack vectors, ensuring that organizations stay ahead of emerging threats. The firewall also employs machine learning and artificial intelligence to detect and mitigate sophisticated attacks in real-time.

Performance is crucial in any security appliance, and the Fortinet 500 does not disappoint. With hardware acceleration and purpose-built security processors, it delivers high throughput levels, enabling organizations to maintain productivity without sacrificing security. This level of performance is particularly beneficial in environments with heavy traffic and bandwidth demands.

In addition to these core features, the Fortinet 500 supports seamless integration with other security solutions within the Fortinet Security Fabric. This comprehensive approach allows for greater visibility and control over the entire security posture of an organization.

Overall, the Fortinet 500 is a powerful NGFW that offers a blend of advanced security features, ease of management, top-notch performance, and robust threat intelligence. Its ability to adapt to the ever-evolving landscape of cybersecurity makes it a valuable asset for businesses seeking to safeguard their digital assets and ensure seamless network operation.