Facebook Google Plus Twitter LinkedIn YouTube RSS Menu Search Resource - BlogResource - WebinarResource - ReportResource - Eventicons_066 icons_067icons_068icons_069icons_070

Tenable blog

January 14, 2025

CVE-2024-55591: Fortinet Authentication Bypass Zero-Day Vulnerability Exploited in the Wild

Fortinet patched a zero day authentication bypass vulnerability in FortiOS and FortiProxy that has been actively exploited in the wild as a zero-day since November 2024.

August 29, 2007

Finding Sensitive Data as a Consultant with Nessus

There are many consultants that use Nessus to scan a customer network for vulnerabilities and report a laundry list of security issues which need to be fixed. Another valuable service that can be performed by a consultant is to audit where sensitive data resides in an organization and what sort of a...


By  Ron Gula
August 10, 2007

CIS Certified Windows 2003 Member Server Audits

Tenable Network Security was recently awarded Center for Internet Security (CIS) certification to perform audits of Windows 2003 Member Servers through Nessus Direct Feed and/or Security Center agent-less scans. Windows 2003 Member Servers are Windows 2003 operating systems which host applications ...


By  Ron Gula
August 8, 2007

Federally Mandated Configuration Settings for XP and Vista

The Office of Management and Budget recently released new configuration guidelines for Windows XP and Vista that all Federal agencies need to adopt by February 1, 2008. The guidelines are known as the "Federal Desktop Core Configurations" (FDCC) and have been published as part of the NIST Security C...


By  Ron Gula
April 23, 2007

Finding Low Frequency Events

Very often when I speak with Tenable customers about performing IDS or Event analysis, I ask them if they use the Time Distribution tool under the Security Center. This tool is used to identify any combination of low frequency events for any query or time period it works with raw IDS events under th...


By  Ron Gula
February 21, 2007

Dragon Intrusion Defense System support for Nessus and the PVS

Today Tenable announced a partnership with Enterasys Networks that enables customers of both companies to operate Nessus and/or the Passive Vulnerability Scanner (PVS) directly on the Dragon sensor. Customers who have existent or planned Tenable and Enterasys security solutions should consider this ...


By  Ron Gula
September 13, 2006

Creating "Gold Build" Audit Policies

Security Center users and the Direct Feed subscribers have the ability to audit the host-based configuration of their UNIX and Windows servers. Tenable has produced several audit polices based on our own research, public guidance from CERT, NSA, NIST and the Center for Internet Security. For the Win...


By  Ron Gula
July 28, 2006

3D Tool Video

Tenable has made the "3D Tool" for the Security Center available. A web-based video of it can be viewed here. The video shows a three dimensional topology graph of some different networks, as well as port to IP and vulnerability to IP graphs. Videos of all of our products can be view here....


By  Ron Gula
July 24, 2006

Tenable and Reconnex

Tenable's Log Correlation Engine (LCE) can accept events from the Reconnex iGuard. If you are not familiar with products like the iGuard, it is a sophisticated network traffic analyzer that can look for social security numbers, credit card numbers, and important corporate data as it flows across ins...


By  Ron Gula
July 19, 2006

SCADA Network Monitoring

Tenable has produced a set of plugins for our Passive Vulnerability Scanner (PVS) based on the publicly available SCADA IDS signatures from Digital Bond. This allows the PVS to discover which devices speak SCADA protocols in addition to more than 3000 other server and client vulnerabilities. This mo...


By  Ron Gula

Cybersecurity news you can use

Enter your email and never miss timely alerts and security guidance from the experts at Tenable.

A Look Inside the Ransomware Ecosystem

Download the Report >