For network admins and network security professionals, one of the most important tools to learn to use is Wireshark (formerly Ethereal), a free and open source network analyzer/packet sniffer software ...

In addition to Bandwidth Monitoring and Traffic Analysis, Capsa Enterprise now has Filters and Views to not only alert of a CyberAttack, but also provide the ability to perform detailed packet ...

A follow up to our previous guide (Quick and dirty Wireshark tutorial), this advanced Wireshark tutorial will help you delve into Wireshark’s more advanced features. While the first section of this ...

Organizations seeking a reliable ally to help defend the network should seriously consider enlisting Wireshark, a free, open source network protocol analyzer that has been around since 1998. Created ...

For the last several months my work with the XBee modules from Digi International involved using a logic analyzer to monitor the serial communications to and from the modules so I could measure the ...

Protocol analyzers are the indispensable tools that your IT staff deploys on the network when it’s not behaving properly. Sharp, experienced admins can examine the live network data or a saved ...

Network General’s Sniffer Portable was a bit difficult to install, but when we conquered the demons, we found that there have been numerous changes to the product. Network General’s Sniffer Portable ...

Like a blind date, wireless LANs can look attractive and compelling on the surface, but looks can be deceiving. WLANs might install smoothly with little forethought, but in time, they can represent ...

In the tradition of other great network analysis tools like Bro and Sourcefire, Corelight gives security pros deep insight into data traffic on the systems they defend. I’ve long been a huge fan of ...

Juliet is the senior web editor for StateTech and HealthTech magazines. In her six years as a journalist she has covered everything from aerospace to indie music reviews — but she is unfailingly ...