Open Shortest Path First (OSPF) overview

Open Shortest Path First (OSPF) is a widely used interior gateway routing protocol for Internet Protocol (IP) networks. OSPF is used by organizations to route traffic within their own networks, as well as between different networks. Here are some key points about OSPF: In conclusion, Open Shortest Path First (OSPF) is a widely used interior … Read more

Choosing an Internet Service Provider (ISP)

Having reliable and fast internet access is essential for the success of any business in today’s digital age. Whether you’re using the internet for email, cloud computing, or online transactions, having a high-quality internet connection is crucial for productivity and success. However, with so many Internet Service Providers (ISPs) available, choosing the right one for … Read more

Internet Exchanges and the (I)nternet

The Internet is a complex network of connected devices, servers, and routers that enables the seamless exchange of data and information worldwide. However, to ensure that this exchange is fast, reliable, and secure, organizations need to rely on specialized infrastructure known as Internet Exchanges (IXs). An IX is a physical platform that allows multiple networks … Read more

ISPs new years resolutions 2023 edition

If you are an ISP, you should do the following this year. If you need help doing any of this, I have some time available on a consulting basis to help. Reach out to me here. I have a special going on for hours of time. These are extremely limited, though.

The ever-evolving service provider

Some of you may have noticed a subtle difference in the title. In many of my previous posts and articles, wISP was written as WISP. Note the capitalization of W. This represents a shift from Wireless Internet Service Providers (WISPs) becoming a more hybrid approach to service delivery. What does this mean? Are Wireless providers … Read more

A consultant’s perspective

Throughout this series, I have included some of my own perspectives where relevant. This post is some of the things I look at from my perspective. Some things I have gotten right over the years and some things I have screwed up. When I evaluate a client, I look at a few things. Do they … Read more

Ninjas and network admins

From my early youth, Ninjas have been a fascinating subject for me. They are what attracted me to my main hobby of collecting G.I. Joes. Movies like American Ninja, Ninja Magazine, and the 80’s Ninja craze fueled this passion. Several of the stories in the comics centered around Storm Shadow and Snake Eyes, who were … Read more

DNS Reaper tool

DNS Reaper is yet another sub-domain takeover tool, but with an emphasis on accuracy, speed and the number of signatures in our arsenal! We can scan around 50 subdomains per second, testing each one with over 50 takeover signatures. This means most organisations can scan their entire DNS estate in less than 10 seconds. https://github.com/punk-security/dnsReaper?utm_source=tldrnewsletter