What is Tenable and Nessus?

What is Tenable and Nessus?

Nessus is a proprietary vulnerability scanner developed by Tenable, Inc. Tenable.io is a subscription-based service. Tenable also contains what was previously known as Nessus Cloud, which used to be Tenable’s Software-as-a-Service solution.

What does ACAS stand for DISA?

To address these challenges, the Defense Information Systems Agency (DISA) selected Tenable’s technology to power the Assured Compliance Assessment Solution (ACAS) program.

What is the difference between Nessus and ACAS?

Nessus is the scanning component of ACAS that is compliant with not only CVE vulnerability identifiers, but also DISA STIGs. This is one of the main advantages of Nessus over DoD’s previous scanner, Retina. In the DoD world, the compliance with STIGS is just as important as the compliance with software vulnerabilities.

What does Nessus ACAS stand for?

The Assured Compliance Assessment Solution (ACAS) is the mandated enterprise vulnerability scanning capability for networks and components that are owned or operated by the Department of Defense (DoD).

What is Tenable Nessus used for?

Nessus is a remote security scanning tool, which scans a computer and raises an alert if it discovers any vulnerabilities that malicious hackers could use to gain access to any computer you have connected to a network.

What is Tenable scanning?

You can perform two types of scans using Tenable products: discovery scans and assessment scans. Tenable recommends performing discovery scans to get an accurate picture of the assets on your network and assessment scans to understand the vulnerabilities on your assets.

What is the difference between ACAS and HBSS?

Unlike ACAS, the HBSS solution is installed on each host (server, desktop, and laptop). HBSS is normally managed by local administrators and configured to lower intrusion risk using an Intrusion Prevention System (IPS) and a host firewall. Once installed, a manual security review is still required.

What are DoD STIGs?

Security Technical Implementation Guides (STIGs) are configuration standards developed by the Defense Information Systems Agency (DISA). They are designed to make device hardware and software as secure as possible, safeguarding the Department of Defense (DoD) IT network and systems.

Is Tenable ACAS?

Tenable Network Security, Inc., the leader in Unified Security Monitoring (USM), announced today it has been selected by the Defense Information Systems Agency (DISA) as the Assured Compliance Assessment Solution (ACAS).

Is Nessus still free?

As part of the Nessus family, Nessus Essentials is a free vulnerability assessment solution for up to 16 IPs that provides an entry point into the Tenable ecosystem.

Is ACAS a government body?

Acas is an independent public body that receives funding from the government. We provide free and impartial advice to employers, employees and their representatives on: employment rights. best practice and policies.

What is Nessus security tool?

Nessus is a network security scanner. It utilizes plug-ins, which are separate files, to handle the vulnerability checks. This makes it easy to install plug-ins and to see which plug-ins are installed to make sure that your are current. Nessus uses a server-client architecture.