Find the gaps in your email security

Get a free and easy-to-deploy assessment of the effectiveness of your current email security, including steps you can take to better protect your organization.

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Protect your Office 365 users against evasive phishing attacks with Cyren Email Security.

Learn more
 

Find the gaps in your email security

Get a free and easy-to-deploy assessment of the effectiveness of your current email security, including steps you can take to better protect your organization.

Office365 logo

Protect your Office 365 users against evasive phishing attacks with Cyren Email Security.

Learn more

Internet security that protects at cloud speed

More than 1.3 billion users around the world rely on Cyren's 100% cloud security solutions to protect them against cyberattacks and data loss every day. Powered by the world's largest security cloud, Cyren delivers fast time-to-protection with an advanced suite of security services for businesses and detection technologies for service providers and security vendors.

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Relying on Cyren Threat Intelligence

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Microsoft logo
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Cyren's threat intelligence solutions are utilized by over 200 technology and security vendors, including industry leaders Google, Microsoft, and Check Point, who trust Cyren to help safeguard their users by analyzing over 25 billion transactions across multiple threat vectors every day.

Recognized by industry leaders

Experience award-winning Cyren Email Security protection for your organization.

Cyren wins Second Consecutive CyberSecurity Breakthrough Award!

Silver Stevie Winner - International Business Awards

Cyren wins 2019 Cybersecurity Excellence Award

Cybersecurity Excellence Awards 2019 - Email Security

The best cyber intelligence

The broadest threat visibility

The Cyren cloud processes over 25 billion transactions generated by over 1 billion users daily to assemble an unmatched view of cyber threats as they emerge. As a result, Cyren identifies and classifies thousands of new IP addresses, phishing sites, and malicious URLs every day, providing the best threat data in the industry.

Big data analytics

Cyren’s data collection footprint and patented detection capabilities combine with extensive expertise in Big Data, advanced heuristics, and machine learning to build actionable global security intelligence on a near-real-time basis. Our cloud platform automatically investigates and correlates IP addresses, domains, hosts, and files associated with suspicious behavior, builds risk scores, and is capable of instantaneous reclassification.

Enterprise security at cloud speed

Our cloud-based DNS, email secure gateway, and cloud sandboxing services for enterprises are powered by the Cyren GlobalView Cloud. Intelligence gained from any transaction within the Cyren cybersecurity platform instantly updates protection for all users – protecting from malicious messages, hosts, and websites.

Recent blog posts

Humans asked to help Gmail anti-spam

by Cyren Security Blog

Gmail anti-spam engineer calls to users to report spam. From a recent google blog entry “How can you help in the fight? Your most powerful tool is the “Report Spam” button. Use it early and often. That isn’t just there … Continue reading →

SANS on Storm Worm

by Cyren Security Blog

SANS Institute is a serious and, probably, the most trusted information security organization. They issue SANS Newsbit email letter covering interesting security-related news. Today, one of the topics they covered was Securityfocus.com’s article about Storm Worm trojan defeating AV products. … Continue reading →

Verizon Wireless fights SMS spammers

by Cyren Security Blog

Verizon Wireless has won a permanent injunction against Specialized Programming and Marketing LLC, prohibiting the company from sending text message spam to Verizon Wireless customers. Specialized Programming and Marketing is also required to pay $200,000 in damages. Text message spam … Continue reading →

Google blocking google as spam?

by Cyren Security Blog

It’s not nice to talk about the performance of other anti-spam engines, but this false positive is just too cute to ignore. One our engineers pointed out to me how ironic it was that Gmail had blocked two of his … Continue reading →

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25B Security Transactions Daily

1.3B Users Protected

300M Threats Blocked Daily