Agari (Acquired by HelpSystems)

A new internet scale data driven security solutions that eliminate email as a channel for cyber attacks and enable businesses and consumers to interact safely.

Agari is trusted by leading Fortune 1000 companies, including 6 of the top 10 banks and 5 of the world’s leading social media networks, as well as Government Agencies, to protect their organizations, partners, customers and citizens from advanced email phishing attacks.
Agari partnered with PayPal, Yahoo! & Google on a pilot project, testing program that became the DMARC open standard, paving the way for email authentication.
Headquartered in Silicon Valley, Agari is backed by Alloy Ventures, First Round Capital, Greylock Partners, Norwest Venture Partners and ScaleVP.