Michael O'Dwyer

Michael O’Dwyer is a business & technology journalist, independent consultant and writer who specializes in writing for enterprise, small business and IT audiences. With 20+ years of experience in everything from IT and electronic component-level failure analysis to process improvement and supply chains (and an in-depth knowledge of Klingon,) Michael is a sought-after writer whose quality sources, deep research and quirky sense of humor ensures he’s welcome in high-profile publications such as The Street and Fortune 100 IT portals.

Michael O'Dwyer
Why Port Monitoring is Important for Security

Why Port Monitoring is Important for 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 […]

The Real Reason We Need Multiple Data Backups

The Real Reason We Need Multiple Data Backups

In many jurisdictions, there is a legislative or accounting requirement to store data for a minimum of five years. Easier said than done. That’s why multiple data backups are necessary. Ignoring the complexities involved in protecting our data from internal and external attacks, let’s look at the problems associated with successfully storing data (whether structured […]

WhatsUp Gold vs. Azure Application Insights

WhatsUp Gold vs. Azure Application Insights

Disclaimer: Azure Monitor’s official documentation is more than 2700 pages of fascinating material. Azure Application Insights is a small part of it. Given the variety of nodes, features, apps and development methods in an Azure infrastructure, app and performance monitoring objectives can be achieved in many ways. This article focuses on Application Insights only. If […]

5G is Coming – What Does It Mean For Your Business?

5G is Coming – What Does It Mean For Your Business?

Often perceived as a precursor to Industry 4.0, the rollout of 5G, if the marketing is to be believed, will allow innovations that were previously restricted or unreliable due to lack of bandwidth. Speeds of up to 10Gbps are promised by telecom companies but since we have yet to experience real-life usage scenarios, this is […]

Are Disruptive Technologies Making Bandwidth Monitoring More Important?

Are Disruptive Technologies Making Bandwidth Monitoring More Important?

As a former cubicle-based drone, I can readily identify with the bandwidth problems faced by users, with slowdowns and interruptions suffered for a variety of reasons, whether it is essential backups best run after-hours, problems with new security patches or updates, failing hardware or streaming video addicts. Unfortunately, when even data centers are debating how […]

How to Easily Monitor Bandwidth Usage Per Device

How to Easily Monitor Bandwidth Usage Per Device

For home users, monitoring bandwidth usage per device may seem like a pointless exercise but their business counterparts typically recognize the value of doing so. Bandwidth is not a limitless resource and total broadband bandwidth (as provided by your internet service provider or ISP) is shared between all the devices connected to the network. If […]

Managing User Permissions in Active Directory is the Logical Choice active directory

Managing User Permissions in Active Directory is the Logical Choice

Users are part of any network and while sometimes troublesome, it’s the responsibility of the IT admin team to ensure that users can access only the resources necessary to perform their roles. The receptionist has no need to access software project data and software developers have no interest in HR resources. Therefore, user permissions are […]