Kaspersky official blog

Systematic measures and tools that organizations can use to defend against malicious browser extensions.

How malicious extensions can spoof AI sidebars in the Comet and Atlas browsers, intercept user queries, and manipulate model responses.

Malicious actors have started utilizing a new variation of the ClickFix technique — named “FileFix”. We explain how it works, and how to defend your company against it.

You’ve received a threatening email. What’s your next move?

Kaspersky for Linux is now available to home users.

The differences between an MXDR service for a large enterprise, and one that would fit perfectly into the security framework of a growing SMB.

Which social networks mostly just display your posts to your friends, and which ones use them for AI training and ad targeting? We explore the 2025 privacy rankings for popular social media platforms.

Which messaging apps leak the least amount of your data, and provide the most control over your privacy? Today we discuss the latest rankings of popular communication platforms.

We explain what data DeepSeek collects, who it shares it with, how to configure the chatbot for maximum privacy, and how to install a local version.

Attackers are abusing legitimate websites to host hidden SEO links. We break down their tactics, and what you can do about it.

A step-by-step guide to deleting as much of your digital footprint as possible.

Attackers pretending to be airlines or airports are sending out fake partnership offers.

Low-hanging fruit for boosting corporate cyber-protection.

Artificial intelligence has given scammers a new set of tools for deception — from generating deepfakes, to instantly setting up phishing websites or fraudulent email campaigns. Let’s discuss the latest AI trends in phishing and scams — and how to stay safe.

Using our Kaspersky Next product line as an example, we explain the practical differences between XDR Optimum and EDR Optimum.

A new large-scale attack on a popular JavaScript code registry has hit around 150 packages. The automatic propagation of the threat makes it especially dangerous — developers need to react ASAP.

A race between tech giants is unfolding before our very eyes. Who’ll be the first to transform the browser into an AI assistant app? As you test these new products, be sure to consider their enormous impact on security and privacy.

Unknown attackers have compromised several popular npm packages in a supply-chain attack.

The internet never forgets — and what kids post or share today can come back to hurt them, either right away or years down the line. Here’s how to shrink your child’s digital footprint without resorting to battles or bans.

We explain how cyberattackers intercept cookies, the role of the session ID, and how to keep your cookies from going over to the dark side.