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Network Security for Device Servers
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From Sena Technologies
Device servers deliver the appropriate network connection and physical interface for industrial device applications. Providing this function in a secure fashion is becoming a major concern for industrial IT managers as burgeoning numbers of industrial devices receive a real or proxy Ethernet connections. Security-related features have become one of the main factors in device server selection. Products & Services
Serial servers are used to connect serial devices to a Local Area Network / Wide Area Network without additional hardware.
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Learn more about Serial Servers
Wireless modems transmit modulated data using electromagnetic waves.
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Learn more about Wireless Modems
Access points are transmitter / receivers (transceivers) that connect to a network through an interface such as a bus or connector. They receive, store, and transmit data between the wireless LAN and the wired structure.
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Learn more about Access Points
Serial adapters provide one or more serial ports to a host computer. They interface with the host computer via a data bus and add RS232, RS422, RS485 and/or other types of serial ports.
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Learn more about Serial Adapters
Network servers control and manage network resources such as files, printers, users, groups, etc.
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Learn more about Network Servers
Product Announcements
Topics of Interest
IT Infrastructure Security Project Outline
Audit and secure devices and media.
Audit and secure network topology.
Create secure boundaries using firewalls, DMZs and proxy servers.
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Introduction
In Chapter 9, Implementing a Firewall with Ipchains and Iptables, you learned about packet filtering. However, packet filtering is only one way to create a network perimeter. Using...
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Summary
Network Address Translation (NAT) changes a packet's layer 3 address as it passes through a NAT device. Other protocols like IPX could also be translated, but the vast majority of the...
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Introduction
Microsoft has produced many products to aid in securing your network a notable security product is Proxy Server 2.0. Proxy Server 2.0 is not only designed to secure your network, but it...
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10.1 Introduction
Enterprise Exchange 2003 users will typically use Outlook 2003 (or earlier versions) as their client of choice when inside the corporate environment and accessing their Exchange...
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