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 ...

NetWitness thinks packet analysis is the best way to identify and troubleshoot potential security problems on computer systems. In fact, it's so convinced that the company is giving its own analyzer ...

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 ...

As everyone know that TCP (Transmission Control Protocol) and UDP (User Datagram Protocol) are internet protocols which are used for communication through internet. The communication takes places ...

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 ...

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 ...

A hardware device or server software that captures packets transmitted in a network for routine inspection and problem detection. Also called a "sniffer," "packet sniffer," "packet analyzer," "packet ...

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 ...