Tag: Network security

Network visibility shows IT where problems lie, but too much information hinders protection.

Investigate breaches, see trends and know everything that happened on your network with log archiving.

Complete network visibility with infrastructure tracking and deep flow analysis.

The ABCs of IT Infrastructure Monitoring—the Letter B is for Bandwidth

Eight network security issues to think about.

Do these five things right and you have far less to worry about.

When you finish adding your credentials to WhatsUp Gold, the next step to success is configuring the discovery process in WhatsUp Gold to work for you.

Network visibility key to financial cyber security, keeping data safe and the network responsive.

Knowing what is on your network and what’s happening is key to security.

As IT pros already know, when we speak of ports, we mean the 16-bit virtual ports used when interconnecting systems i.e. during communication over protocols such as TCP or UDP and not physical connections on the system such as USB, HDMI etc. See the OSI model and list of port numbers and their assigned function if not an IT pro. Port 80 is commonly used for HTTP activity, for example, and many applications communicate using assigned default ports.

SD-WAN (the software-defined wide-area network) offers a way to create a private network from widespread consumer internet connections without limiting their connectivity.

Active Directory (AD) is a Microsoft® software solution to directory services. It locates resources and can handle millions of objects in a single domain, but it can also do a lot more.

You can get a leg up on a potential attacker by figuring out what processes are running under an administrative account in your organization. One way to do that for absolutely free is to use PowerShell!

Providing fast access to applications and data while protecting digital assets are the two biggest challenges faced by network administrators. Performance and security represent the two-pronged mission that administrators find themselves facing every day.

Despite being an essential piece of the Sysadmin toolbox, Network performance management (NPM) can be a bit of a mystery for many IT professionals.

Windows event logs are a tool that every cybersecurity and IT professional should have in his or her arsenal. They can be used locally for troubleshooting or centralized for network awareness. When utilized centrally, powerful software known as a Security Information Event Management (SIEM) can be utilized to parse and search log files. But what if you are working locally?  Is there an efficient method to do the same? You will find the answer to these questions lies in Microsoft’s most powerful tool belt, Microsoft PowerShell.

Improper configuration changes to a network—or even just one server on a network—can cause huge issues. They can degrade network performance, shut down key services, and even result in noncompliance with regulatory standards like SOX, PCI, HIPAA and FISMA. And they can compromise network security.

According to the SANS Institute, Port Scanning is one of the most popular techniques attackers use to discover services that they can exploit to break into systems. In this article, we will discuss some best practices you can employ to defend against attackers and prevent potential network breaches.

Many companies that never dreamed they’d be developing their own software are having to “roll their own.” Sometimes it’s an internal-use-only, as a custom layer over an existing platform like Salesforce, sometimes as a product they’re selling. This is what has driven the DevOps methodology over the past several years.

One relatively simple and common tool that provides additional valuable analysis into security incidents is log management.