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Blog de Tenable

27 de abril de 2021

How to Stop the Kerberos Pre-Authentication Attack in Active Directory

Here’s a look at how to safeguard your Active Directory from the known roasting attack on Kerberos Pre-Authentication.As part of the Kerberos authentication process in Active Directory, there is an initial request to authenticate without a password. This is an artifact left over from Kerberos…


12, 2021 de abril

High-Fidelity Attack Surface Mapping

Eliminate blind spots and hinder attackers using these three tips to create a high-fidelity map of your organization’s entire attack surface.


12, 2021 de abril

The ABCs of Azure Identity Governance Tools

Discover the main Azure mechanisms for governing identities and providing access permissions.


Marzo de 26, 2021

NetFlow is the Wrong Way to Do Attack Surface Mapping

If your organization relies on NetFlow data for asset management, you're likely overlooking vital information to map your attack surface.


Marzo de 23, 2021

Crawling Is the Wrong Way To Do Attack Surface Mapping

When analyzing methods to identify assets, crawling should be one tool in the toolbox, but not the only one. If you use crawling exclusively, you’ll likely miss a lot of assets.


March 16, 2021

AWS’s Access Analyzer Preview Access is Great — But Is It Enough?

Learn the ins and outs of the preview access capability in Access Analyzer.


Marzo de 10, 2021

Deconstructing Azure Access Management using RBAC

Take a focused look at the basics of Azure RBAC (role based access control) -- the main mechanism in Azure for granting permissions to resources. Familiarize you with Azure AD identities and find out how to grant them access to your organization’s resources.


Marzo de 9, 2021

Infrastructure as Code Security Requires Programmatic Controls

Empower develops with a programmatic approach to security. Esto es lo que debe saber.The concept of shifting security as far left into development as possible is not new, and it is fairly easy to see the benefits: when you catch issues earlier in the software development lifecycle (SDLC) you…


Marzo de 8, 2021

Static Lists Are The Wrong Way to Do Attack Surface Mapping

When identifying and cataloging assets, static lists leave your organization vulnerable to constant changes across your attack surface.


Marzo de 2, 2021

CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065: Four Zero-Day Vulnerabilities in Microsoft Exchange Server Exploited in the Wild

Four zero-day vulnerabilities in Microsoft Exchange servers have been used in chained attacks in the wild.Update March 8, 2021: The Identifying Affected Systems section has been updated with information about the availability of additional plugins as well as a link to our blog post that details…


Enero de 28, 2021

Keep Your IAM Users Close, Keep Your Third Parties Even Closer

Technical and legal controls that you take for granted when managing cybersecurity policy within your organization are usually out of reach when a third party is compromised.


January 13, 2021

Auditing iam:PassRole: A Problematic Privilege Escalation Permission

How to determine which identities need iam:PassRole to help enforce “use it or lose it” least privilege.


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