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Cybersecurity

View the latest cybersecurity insights and news from CloudGuard’s team of expert analysts.

Cat photo labelled "This is an image of a DOG" that an AI describes as a dog, with the text "Now imagine it's an invoice"
How to Prevent Prompt Injection: What It Is & How It Works
TL;DR Prompt injection is an attack where untrusted text, either typed by a user or hidden in content an AI application reads, is treated by a large language model (LLM) as instructions. This can make the model ignore its rules or take actions it shouldn’t. Prompt injection is ranked the...
Microsoft Purview licence guide: Is E5 the right choice for your small business?
If you’re trying to work out which Microsoft Purview licence you actually need (and what it’s going to cost you if you get it wrong), you’re not alone. It’s one of the most common questions our team fields, and the answer is rarely as straightforward as Microsoft’s licence table makes...
Who Owns Your Data? No CISO, No Problem: Microsoft Purview for SMBs
AI Cybersecurity: 8 Things Your IT Teams Need to Know In 2026
AI Cybersecurity: 8 Things Your IT Teams Need to Know In 2026 AI is changing how attackers work and how organisations manage risk. When deciding how your organisation should embrace AI, cybersecurity should be top of the consideration list. For IT leaders, a priority is control of AI tools that...
Microsoft Purview Licensing: The breakdown SMBs actually NEED
Microsoft Purview Licensing Explained: Business Premium vs E3 vs E5 If you’ve looked into Microsoft Purview and come away confused about which license you actually need, you’re not alone. It’s the single biggest blocker CloudGuard sees when SMBs and mid-sized organisations start a data governance project, not the technology, the...
Microsoft Project Perception, Explained: Why Multi-Model Security Changes Everything
Why Multi-Model Security Changes Everything  Six years building an agentic SOC analyst (ANSEL) teaches you something quickly: more data is critical but not the answer. Better understanding through context of what it means is.   Microsoft Project Perception is built on exactly that insight. It’s not another security product. It’s a different way of thinking about how AI should reason, with context, consequence, and...
A glowing vendor evaluation checklist on a dark purple background
Why Your Vendor Evaluation Process Is Failing You (do this BEFORE YOU SIGN)
Most vendor evaluation processes are built to survive procurement, not to protect you eighteen months after go-live. Here’s the gap almost nobody catches before signing. Outlining The Problem The majority of security technologies need 90 days just to establish an accurate behavioural baseline and fair comparison. Please remember your existing...
two men talking on a podcast posted on linkedin with a red arrow pointing towards a deepfake
Why Social Engineering Always Works: How Hackers Use Phishing & Deepfakes
We’ve all done the training, so why are attackers still getting through? Attackers no longer rely on bad spelling or suspicious links, they use AI-generated deepfakes and psychological profiling to manipulate people with astonishing precision. By exploiting the brain’s emergency response system, they trigger fear, urgency, or authority to override...
Dark purple background with claude logo and words pro, team and enterprise.
Claude Business Security: Choosing the Right Account for SMBs
When I shared my last article, a few people got in touch asking for a more practical follow-up, specifically around how small teams can use Claude Pro without putting business data at risk. This piece goes step by step through exactly that. Understand what you’re actually adopting Claude Pro is...
Two analysts looking surprised. Purple cyber background with phishing hook.
What Happens After a Phishing Attack? A Real Microsoft 365 Incident Walkthrough
If your organisation thinks a password reset or MFA alone are enough, think again. In this phishing attack breakdown by CloudGuard’s SOC team, Conor and Jon reveal the reality behind an actual breach involving a UK law firm, exposing how hackers use four methods to regain access long after initial...
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