IronPort Systems, Inc., headquartered in

San Bruno, California San Bruno ( Spanish for " St. Bruno") is a city in San Mateo County, California, United States, incorporated in 1914. The population was 43,908 at the 2020 United States Census. The city is between South San Francisco and Millbrae, adjacent to S ...

, was a company that designed and sold products and services that were intended to protect enterprises against internet threats. IronPort was founded in December 2000 by

Scott Banister Scott Banister (born 1975) is an American entrepreneur, startup founder, and angel investor. He cofounded the anti-spam company IronPort, and he was an early advisor and board member at PayPal. He invented paid search advertising via keyword au ...

and

Scott Weiss Scott Weiss is an American venture capitalist at the Silicon Valley firm Andreessen Horowitz, joining in April 2011 as the firm's fourth general partner. A native of Sarasota, Florida, he founded and was CEO of IronPort Systems, which Cisco acqu ...

. It was best known for IronPort AntiSpam, the SenderBase

email Electronic mail (email or e-mail) is a method of exchanging messages ("mail") between people using electronic devices. Email was thus conceived as the electronic ( digital) version of, or counterpart to, mail, at a time when "mail" mean ...

reputation service, and email security appliances. These appliances ran a modified

FreeBSD FreeBSD is a free and open-source Unix-like operating system descended from the Berkeley Software Distribution (BSD), which was based on Research Unix. The first version of FreeBSD was released in 1993. In 2005, FreeBSD was the most popular ...

kernel under the trademark AsyncOS. On November 24, 2003, IronPort acquired the

SpamCop SpamCop is an email spam reporting service, allowing recipients of unsolicited bulk or commercial email to report IP addresses found by SpamCop's analysis to be senders of the spam to the abuse reporting addresses of those IP addresses. SpamCop u ...

filtering and reporting service, which it ran as a stand-alone entity.

Cisco Systems Cisco Systems, Inc., commonly known as Cisco, is an American-based multinational digital communications technology conglomerate corporation headquartered in San Jose, California. Cisco develops, manufactures, and sells networking hardware, ...

announced on January 4, 2007, that it would buy IronPort in a deal valued at US$830 million, and completed the acquisition on June 25, 2007. IronPort was integrated into the Cisco Security business unit. SenderBase was renamed SensorBase to take account of the input into this database that other Cisco devices provide. SensorBase allows these devices to build a risk profile on

IP address An Internet Protocol address (IP address) is a numerical label such as that is connected to a computer network that uses the Internet Protocol for communication.. Updated by . An IP address serves two main functions: network interface ident ...

es, therefore allowing risk profiles to be dynamically created on

HTTP The Hypertext Transfer Protocol (HTTP) is an application layer protocol in the Internet protocol suite model for distributed, collaborative, hypermedia information systems. HTTP is the foundation of data communication for the World Wide We ...

sites and

SMTP The Simple Mail Transfer Protocol (SMTP) is an Internet standard communication protocol for electronic mail transmission. Mail servers and other message transfer agents use SMTP to send and receive mail messages. User-level email clients ty ...

email sources.

References

External links

* {{DEFAULTSORT:Ironport Companies established in 2000 Software companies based in California Computer security software companies Cisco Systems acquisitions Software companies of the United States