@rnits-it

rnits

@rnits-it

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Sharing IT, AI and Cybersecurity updates and information for small and mid-size companies.

Boston, USAJoined April 2026

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RNITS — IT, Cybersecurity & AIrnits-it.hashnode.dev5 posts

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Rrnitsrnits-it.hashnode.devMay 2 · 12 min read

Disabled AD Users Still Active in Entra? The Source Anchor Gotcha

The first sign was a license report. A 100-user professional services firm in Massachusetts ran a routine quarterly check on their Microsoft 365 spend. The number did not match the headcount. There were nineteen active, licensed users in Entra ID who...

Rrnitsrnits-it.hashnode.devApr 17 · 10 min read

Deepfake CEO Fraud: How Small Businesses Can Spot and Stop AI Scams

A finance manager in a 40-person manufacturing company in the Midwest gets a video call from the CEO. The CEO is traveling, looks and sounds exactly right, and says he needs a wire transfer processed for a time-sensitive acquisition. The finance mana...

Rrnitsrnits-it.hashnode.devApr 14 · 10 min read

AI Is Writing Your Phishing Emails Now — Here's What Small Businesses Need to Know

Two years ago, you could spot most phishing emails by looking for broken English, weird formatting, or a sender address that did not match the company name. That filter worked often enough that "look for typos" became the standard advice in every sec...

Rrnitsrnits-it.hashnode.devApr 10 · 10 min read

That Call From Google Support? It's a Scam — How Vishing Attacks Target Small Businesses

A managed service provider posted on Reddit last week about a call they received from what appeared to be an official Google phone number. The caller claimed a "legacy request" had been submitted for the Gmail account tied to their phone. The whole t...

Rrnitsrnits-it.hashnode.devApr 9 · 7 min read

Anthropic's Claude Mythos Found Thousands of Zero-Days — What This Means for Your Business

Yesterday, Anthropic announced something every business owner who touches technology needs to understand. Their new AI model, Claude Mythos Preview, identified thousands of previously unknown security vulnerabilities across every major operating syst...

rnits

About

Available for

rnits's blogs

Recently published

Disabled AD Users Still Active in Entra? The Source Anchor Gotcha

Deepfake CEO Fraud: How Small Businesses Can Spot and Stop AI Scams

AI Is Writing Your Phishing Emails Now — Here's What Small Businesses Need to Know

That Call From Google Support? It's a Scam — How Vishing Attacks Target Small Businesses

Anthropic's Claude Mythos Found Thousands of Zero-Days — What This Means for Your Business

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rnits

About

Available for

rnits's blogs

Recently published

Disabled AD Users Still Active in Entra? The Source Anchor Gotcha

Deepfake CEO Fraud: How Small Businesses Can Spot and Stop AI Scams

AI Is Writing Your Phishing Emails Now — Here's What Small Businesses Need to Know

That Call From Google Support? It's a Scam — How Vishing Attacks Target Small Businesses

Anthropic's Claude Mythos Found Thousands of Zero-Days — What This Means for Your Business