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In computing, load balancing is the process of distributing a set of tasks over a set of resources, with the aim of making their overall processing more efficient. Load balancing can optimize response time and avoid unevenly overloading some compute nodes while other compute nodes are left idle.
Akamai Technologies, Inc. is an American delivery company that provides content delivery network (CDN), cybersecurity, DDoS mitigation, and cloud services. Headquartered in Cambridge, Massachusetts, it operates a worldwide network of servers whose capacity it rents to customers running websites and other web services.
An application firewall is a form of firewall that controls input/output or system calls of an application or service. It operates by monitoring and blocking communications based on a configured policy, generally with predefined rule sets to choose from. The two primary categories of application firewalls are network-based and host-based.
A web accelerator is a proxy server that reduces website access time. They can be a self-contained hardware appliance or installable software.
F5, Inc. is an American technology company specializing in application security, multi-cloud management, online fraud prevention, application delivery networking (ADN), application availability & performance, network security, and access & authorization.
Radware Ltd. is an American provider of cybersecurity and application delivery products for physical, cloud and software-defined data centers. Radware's corporate headquarters are located in Mahwah, New Jersey. The company also has offices in Europe, Africa and Asia Pacific regions. The company's global headquarters is in Israel. Radware is a member of the Rad Group of companies and its shares are traded on NASDAQ.
Zeus Technology, Ltd. was a software company founded in 1995 and based in Cambridge, England, known for its web server. In July 2011, Zeus Technology was acquired by Riverbed Technology. In March 2015, Riverbed Technology sold the SteelApp business unit to Brocade Communications Systems. In June 2017, Brocade Communications Systems sold the vADC business unit to Pulse Secure. In December 2020 Pulse Secure, including the vADC business unit, was acquired by Ivanti.
An application delivery network (ADN) is a suite of technologies that, when deployed together, provide availability, security, visibility, and acceleration for Internet applications such as websites. ADN components provide supporting functionality that enables website content to be delivered to visitors and other users of that website, in a fast, secure, and reliable way.
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An application delivery controller (ADC) is a computer network device in a datacenter, often part of an application delivery network (ADN), that helps perform common tasks, such as those done by web accelerators to remove load from the web servers themselves. Many also provide load balancing. ADCs are often placed in the DMZ, between the outer firewall or router and a web farm.
Riverbed Technology LLC is an American information technology company. Its products consist of software and hardware focused on Unified Observability, Network Visibility, End User Experience Management, network performance monitoring, application performance management, and wide area networks (WANs), including SD-WAN and WAN optimization.
Coyote Point Systems was a manufacturer of computer networking equipment for application traffic management, also known as server load balancing. In March 2013, the company was acquired by Fortinet.
Eucalyptus is a paid and open-source computer software for building Amazon Web Services (AWS)-compatible private and hybrid cloud computing environments, originally developed by the company Eucalyptus Systems. Eucalyptus is an acronym for Elastic Utility Computing Architecture for Linking Your Programs To Useful Systems. Eucalyptus enables pooling compute, storage, and network resources that can be dynamically scaled up or down as application workloads change. Mårten Mickos was the CEO of Eucalyptus. In September 2014, Eucalyptus was acquired by Hewlett-Packard and then maintained by DXC Technology. After DXC stopped developing the product in late 2017, AppScale Systems forked the code and started supporting Eucalyptus customers.
A10 Networks, Inc. is an American public company specializing in the manufacturing of application delivery controllers. Founded in 2004 by Lee Chen, co-founder of Foundry Networks, A10 originally serviced just the identity management market with its line of ID Series products. In early 2007, they added bandwidth management appliances. The company had its initial public offering on March 21, 2014, raising $187.5 million.
Tufin is a security policy management company specializing in the automation of security policy changes across hybrid platforms and security and compliance. The Tufin Orchestration Suite supports next-generation firewalls, network layer firewalls, routers, network switches, load balancers, web proxies, private and public cloud platforms and micro-services.
Imperva Incapsula is an American cloud-based application delivery platform. It uses a global content delivery network to provide web application security, DDoS mitigation, content caching, application delivery, load balancing and failover services.
Kemp, Inc. is an American technology company that was founded in 2000 in Bethpage, New York and operates in the application delivery controller industry. The company builds load balancing products which balances user traffic between multiple application servers in a physical, virtual or cloud environment.
Dynamic Site Acceleration (DSA) is a group of technologies which make the delivery of dynamic websites more efficient. Manufacturers of application delivery controllers and content delivery networks (CDNs) use a host of techniques to accelerate dynamic sites, including:
Array Networks is an American networking hardware company. It sells network traffic encryption tools.
NetScaler is a line of networking products owned by Cloud Software Group. The products consist of NetScaler, an application delivery controller (ADC), NetScaler AppFirewall, an application firewall, NetScaler Unified Gateway, NetScaler Application Delivery Management (ADM), and NetScaler SD-WAN, which provides software-defined wide-area networking management. NetScaler was initially developed in 1997 by Michel K Susai and acquired by Citrix Systems in 2005. Citrix consolidated all of its networking products under the NetScaler brand in 2016. On September 30, 2022, when Citrix was taken private as part of the merger with TIBCO Software, NetScaler was formed as a business unit under the Cloud Software Group.
References
- ↑ Holly Dolezalek (March 26, 2010). “Application Acceleration Aficionados” Archived Processor
- ↑ Sue Hildreth (July 17, 2009). “Serious Load Balancing” Processor
- ↑ Rich Tehrani (May 5, 2010). “Crescendo Application Delivery Controllers Scale as Giant Virtual ADC TMCnet
- ↑ David Diaz (November 5, 2009). “Twitter Comes To The ADC Market Archived 2011-01-04 at the Wayback Machine ” TechCrunch