Brief Overview

CYREN provides a cloud-based platform that makes threat data available to endpoints.


1 Sapir Street, 5th Floor
Beit Ampa, P.O. Box 4014
Herzliya, 46140, Israel
Tel: +972 9 8636 888

1430 Spring Hill Road, Suite 330
McLean, Virginia 22102
Tel: (703) 760 – 3320


Brett Jackson became CEO in 2019.


Nahum Sharfman, Gideon Mantel, and Amir Lev co-founded Commtouch Software in 1991, and took the company public less than a decade later. The company changed its name to CYREN in 2014. After several years of financial ups and downs, including restatement of results in 2000, the company made several acquisitions in the anti-virus, and anti-Spam areas. The public company trades on both the NASDAQ and Tel Aviv Stock Exchange (TASE).

Key Acquisitions

Command Anti-Virus Division of Authentium (2010)
Frisk International (2012)
GmbH (2012)

Key Competitors

iSIGHT Partners (FireEye)

Products and Services

CYREN’s GlobalView Security Cloud technology uses patented Recurrent Pattern Detection (RPD) to make threat information immediately available to millions of endpoints for Spam classification, URL categorization, and malware detection services. Specific products include CYREN Websecurity (URL Filtering, Unified Threat Detection, Support for Android), CYREN Embedded Anti-Virus (Support for Android, Advanced Heuristics, Unified Threat Detection), and CYREN EmailSecurity (Embedded Anti-Spam, IP Reputation). The CYREN Security Lab provides support for the CYREN product suite.