Tenable Blog

When only select ports require scanning, use these easy steps to define them

When assessing targets with a network scanner like Nessus, a common question is "How do I control the ports that Nessus tests during a scan?" This blog covers a number of options, including:

In part two of our series on cyber hygiene, we look at why businesses may need to go beyond the basics of vulnerability scanning and antivirus protection to ensure comprehensive security for their networks. 

In part one of our series on cyber hygiene, we explore the fundamentals that can help businesses understand where they're vulnerable and how to protect their networks from cyberattacks and breaches.

Your introduction to vulnerability assessment doesn't have to be confusing – let's go over the key terms.

When you're new to vulnerability assessment (VA) – or any other area of cybersecurity, for that matter – some aspects of the process might seem unfamiliar or confusing. This is particularly true of the jargon; cybersecurity and technology as a whole have a long list of specialized terminology. 

Tenable launches new Capture the Flag event for the security community, running from February 18–22.

Capture the Flag events are a tried and true way of testing your cybersecurity skills, practicing new ones and seeing how you measure up against others in the industry.

At Tenable, we wanted to put on a CTF specifically for our community. We’re proud to announce the first Tenable Capture the Flag will be held in February 2021!

Security consultants can readily meet clients' specific needs and grow their businesses with help from Nessus Professional. 

As a cybersecurity consultant, you're in a unique position: You encounter just about every type of cyberthreat out there – and, often enough, find brand-new dangers in the virtual wild.

There's plenty you can do during Nessus Professional's free trial period to experience the strength of the No. 1 vulnerability assessment platform. 

It's not always easy to know what to make of free trials, and software in particular can sometimes be so limited in trial mode that it is hard to get a sense of what the full version can do. 

Observing these best practices for credentialed scanning will help you paint the clearest picture of your network's potential vulnerabilities.

Vulnerability scanning represents one of the most important tools for a modern organization to include in its information security arsenal. But as is true of many cybersecurity practices, it has its variations, chief among them being credentialed and non-credentialed scanning.

Take a look at key tools for your cybersecurity arsenal, including penetration testing, threat modeling and more.

Determining your organizational approach to cybersecurity — which tools you use, how you allocate personnel and financial resources to the task, where you harden your IT infrastructure the most — is not the easiest task when you're new to it. Truth be told, it's not necessarily easy when you've done it half a dozen times, either.