Nessus is #1 For Vulnerability Assessment

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Nessus is #1 For Vulnerability Assessment ~ Scarce resources, limited time, a constantly changing attack


  • #1 in Accuracy - Nessus has the industry’s lowest false positive rate with six-sigma accuracy (measured at .32 defects per 1 million scans).
  • #1 in Coverage - Nessus has the deepest and broadest coverage with more than 130,000 plugins, coverage for more than 50,000 CVE and over 100 new plugins released weekly within 24 hours of vulnerability disclosure.
  • #1 in Adoption - Nessus is trusted by more than 27,000 organizations globally, including 2 million downloads. 50% of the Fortune 500 and 25% of the Global 2000 rely on Nessus.



Benefits & Features


Tenable Research works closely with the security community to discover new vulnerabilities (we have discovered more than 100 zero-day vulnerabilities over the past three years) and provide insights to help organizations mature their vulnerability assessment practices.

With more than 130,000 plugins automatically updating in real-time, get timely information for the latest vulnerabilities and malware to shrink the time to assess, research and remediate issues.

Built for security practitioners, by security practitioners, Nessus was created with the single focus of providing an intuitive experience for security pros on the front lines to find and fix vulnerabilities, faster and more confidently.

For more details about our products & services, please contact us by tel: 3979 5000 or click HERE for web contact.



"Commitments to your satisfaction" is the corner-stone of our company philosophy. At OPS, we are committed to professional service, quality products, and competitive pricing. In addition, OPS staff take pride in their profession and indemnify themselves with the interest of the client.


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    403 Castle Peak Road, Kwai Chung,
    New Territories, Hong Kong.
  • Phone: +852 3979-5000
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