What is a DNS TXT record?
Most DNS records contain data in a computer-readable language, but TXT records allow for both human- and computer-readable instructions. TXT records serve a variety of purposes, including domain ownership verification,…
Amazon hit by Covid-19
Amazon hit by Covid-19 Ouch, this is going to hurt – Multiple news outlets reported that workers in at least eight Amazon facilities across the United States have tested positive…
Elon Musk: Starlink latency will be good enough for competitive gaming
Musk: Starlink is great in rural areas but won’t have enough bandwidth in big cities. SpaceX’s Starlink satellite broadband will have latency low enough to support competitive online gaming and…
Layer 3 of the OSI (Open Systems Interconnection) – Network Layer
Layer 3 of the OSI model is known as the Network Layer. Here’s a breakdown of its main functions: Some common protocols that operate at the Network Layer include: In…
What is PCI DSS (Payment Card Industry Data Security Standard)?
The Payment Card Industry Data Security Standard (PCI DSS) is a widely accepted set of policies and procedures intended to optimize the security of credit, debit, and cash card transactions…
No-fiber zone: FCC funds 25Mbps, data-capped satellite in rural areas
Viasat gets $87.1M for rural broadband; no word yet on price or exact data caps. The Federal Communications Commission is giving $87.1 million in rural-broadband funding to satellite operator Viasat…
Out with IPv4 and in with IPv6?
Out with IPv4 and in with IPv6? When did you first hear concern expressed about the prospect of the explosive growth of the internet resulting in exhaustion of the stock…
What is a Gateway?
A gateway is a network node used in telecommunications that connects two networks. A gateway is a network node used in telecommunications that connects two networks with different transmission protocols.…
What are browser hijackers?
A browser hijacker is a “form of unwanted software that modifies a web browser’s settings without the user’s permission.” The idea is to make users visit certain websites whether they…
Comcast and Charter dominate US telcos – “abandoned rural America.”
AT&T and Verizon have generally built fiber only where they face competition. You already knew that home broadband competition is sorely lacking in much of the US, but a new…