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Security Beyond The Firewall

The most trusted brands choose OpenDNS

  • Comcast
  • Kaiser Permanente
  • Pinterest
  • Sutter Health
  • Kellogg's
  • Xerox
  • George Washington University
  • Quest Diagnostics
  • Underwriters Laboratories
  • BP
  • Zendesk
  • Loews Hotels Holding Corporation
  • BMC Software
  • Evernote
  • Nvidia

Security Made Simple

Security Made Simple

Protect Your Business With OpenDNS Umbrella

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Threat protection like no other

OpenDNS Umbrella blocks malware, botnets and phishing over any port, protocol or app, and also detects and contains advanced attacks before they can cause damage. Our Security Graph engine uses big-data analytics and machine learning for predictive intelligence, to automate protection against both known and emergent threats.

Worldwide coverage in minutes

OpenDNS Umbrella protects devices anywhere and stays up-to-date without admin intervention because there is no hardware to install or software to maintain. Our Global Network handles more than two percent of the world’s Internet requests daily with 100 percent uptime and no added latency.

We have you covered, anywhere you go

OpenDNS protects you on your laptop, smartphone, desktop, server, and network


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Numbers We Are Proud Of

of Internet requests

daily active users

daily DNS requests

OpenDNS Blog

  • Detecting The Recent Blockchain DNS Hijack

    Author: Artsiom Holub

    Cryptocurrency continues to change the world of money. Bitcoins and blockchain technology might replace traditional banking, but first it is … the community who have to solve a lot of security problems. Bitcoin wallets and companies…

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  • Domain Generation Algorithms - Why so effective?

    Author: Andrea Scarfo

    Domain Generation Algorithms – Why so effective? Domain Generation Algorithms(DGAs) are used in malware to generate a large number … of domain names that can be used in communications to the malware’s command and control…

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  • Odin is Locky's Latest Persona

    Author: Brad Antoniewicz

    Possibly named after the Norse God of War, Odin is the latest Locky persona [read:variant] hitting mailboxes.  This shift was detected by our … ‘MailRunner’ classifier, which we’ll dissect in a future blog post. Odin very much…

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  • Bitcoin Phishing: The Next Wave

    Author: Jeremiah O'Connor

    Bitcoin Phishing Not Losing Momentum In June, we examined a new wave of Bitcoin wallet phishing against a backdrop of pre-Brexit anxiety … and Bitcoin’s price skyrocketing past $775. A lot has happened since then: the UK voted to…

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