December 14, 2020

NetAlly AirCheck G2 Review: Field Test for Wireless Site Surveys


aircheck - field test

I thought it would be helpful to cover 2 topics in the write up:

- Thoughts on the Aircheck G2/Air Mapper tool from Netally

- Share wireless site survey tips and tricks that you can use with any tool

NetAlly's Aircheck G2 is a very solid and capable tool that I enjoyed using but like all tools, there is always room for improvement and evolution. As I said in the video, I would give it an 8 out of 10 and quite happy with it.

December 07, 2020

The Complete Guide to Network Security Threats! (Chen Shem Tov)

 

The Complete Guide to Network Security Threats! (Chen Shem Tov)
What are Network Security Threats?


A network security threat attempts to perform unauthorized actions targeted against private, corporate, or governmental information technology (IT) assets. Typically, a network security attack is launched for the purpose of destroying, modifying, stealing data assets.

Network attacks are typically categorized into two main types:
Passive attacks—screen and monitor sensitive information, for the purpose of compromising enterprise security and any integrated customer.Active attacks—modify or completely destroy information found in the network.

December 01, 2020

Measuring command response times using ptime

Measuring command response times using ptime

 Every time I write about automated testing, batch files and measuring performance, I get quite a bit of emails asking for more details, more tools or if I can help.

One request I get regularly is people asking if I knew of a tool that will measure the time it takes a command to complete a task. Took me a while scouring the internet and testing a bunch of tools.

November 30, 2020

Packet Loss: What is a primary cause of slow throughput in today’s wide-bandwidth networks?

 

Packet Loss: What is a primary cause of slow throughput in today’s wide-bandwidth networks?

Packet Loss:

Modelling Microbursts and Packet Queues What is a primary cause of slow throughput in today’s wide-bandwidth networks?


Packet loss

How just a few packet losses can have a debilitating effect on throughput is another matter and has been very well studied –


This takes us into the fields of TCP flow control and congestion avoidance.

November 23, 2020

What you didn't know about DDoS attacks (Tom Bienkowski )

 Even before the current pandemic, the types and velocity of distributed denial of service (DDoS) attacks were on the rise!

And with the architectural changes brought about by COVID-19—such as greater reliance on VPN gateways as more employees work from home—organizations are at increased risk of disruption. In fact, according to NETSCOUT most recent Threat Intelligence Report, we have seen a 15 percent increase in DDoS attacks in 2020 compared to the same period in 2019—and a 25 percent increase over the height of the pandemic lockdown. At present, we are on track to experience more than 9 million attacks this year.

What you didn't know about DDoS attacks (Tom Bienkowski )

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