Influencers in the crosshairs: How cybercriminals are targeting content creators

Social media influencers can provide reach and trust for scams and malware distribution. Robust account protection is key to stopping the fraudsters.

MDR is the answer – now, what’s the question?

Why your business needs the best-of-breed combination of technology and human expertise

The OSINT advantage: Find your weak spots before attackers do

Here’s how open-source intelligence helps trace your digital footprint and uncover your weak points, plus a few essential tools to connect the dots

PlushDaemon compromises network devices for adversary-in-the-middle attacks

ESET researchers have discovered a network implant used by the China-aligned PlushDaemon APT group to perform adversary-in-the-middle attacks

What if your romantic AI chatbot can’t keep a secret?

Does your chatbot know too much? Here's why you should think twice before you tell your AI companion everything.

How password managers can be hacked – and how to stay safe

Look no further to learn how cybercriminals could try to crack your vault and how you can keep your logins safe

Why shadow AI could be your biggest security blind spot

From unintentional data leakage to buggy code, here’s why you should care about unsanctioned AI use in your company

In memoriam: David Harley

Former colleagues and friends remember the cybersecurity researcher, author, and mentor whose work bridged the human and technical sides of security

The who, where, and how of APT attacks in Q2 2025–Q3 2025

ESET Chief Security Evangelist Tony Anscombe highlights some of the key findings from the latest issue of the ESET APT Activity Report

ESET APT Activity Report Q2 2025–Q3 2025

An overview of the activities of selected APT groups investigated and analyzed by ESET Research in Q2 2025 and Q3 2025

Sharing is scaring: The WhatsApp screen-sharing scam you didn’t see coming

How a fast-growing scam is tricking WhatsApp users into revealing their most sensitive financial and other data

How social engineering works | Unlocked 403 cybersecurity podcast (S2E6)

Think you could never fall for an online scam? Think again. Here's how scammers could exploit psychology to deceive you – and what you can do to stay one step ahead

Ground zero: 5 things to do after discovering a cyberattack

When every minute counts, preparation and precision can mean the difference between disruption and disaster

This month in security with Tony Anscombe – October 2025 edition

From the end of Windows 10 support to scams on TikTok and state-aligned hackers wielding AI, October's headlines offer a glimpse of what's shaping cybersecurity right now

Fraud prevention: How to help older family members avoid scams

Families that combine open communication with effective behavioral and technical safeguards can cut the risk dramatically

Cybersecurity Awareness Month 2025: When seeing isn't believing

Deepfakes are blurring the line between real and fake and fraudsters are cashing in, using synthetic media for all manner of scams

Recruitment red flags: Can you spot a spy posing as a job seeker?

Here’s what to know about a recent spin on an insider threat – fake North Korean IT workers infiltrating western firms

How MDR can give MSPs the edge in a competitive market

With cybersecurity talent in short supply and threats evolving fast, managed detection and response is emerging as a strategic necessity for MSPs

Cybersecurity Awareness Month 2025: Cyber-risk thrives in the shadows

Shadow IT leaves organizations exposed to cyberattacks and raises the risk of data loss and compliance failures

Gotta fly: Lazarus targets the UAV sector

ESET research analyzes a recent instance of the Operation DreamJob cyberespionage campaign conducted by Lazarus, a North Korea-aligned APT group

SnakeStealer: How it preys on personal data – and how you can protect yourself

Here’s what to know about the malware with an insatiable appetite for valuable data, so much so that it tops this year's infostealer detection charts

Cybersecurity Awareness Month 2025: Building resilience against ransomware

Ransomware rages on and no organization is too small to be targeted by cyber-extortionists. How can your business protect itself against the threat?

Minecraft mods: Should you 'hack' your game?

Some Minecraft mods don’t help build worlds – they break them. Here’s how malware can masquerade as a Minecraft mod.

IT service desks: The security blind spot that may put your business at risk

Could a simple call to the helpdesk enable threat actors to bypass your security controls? Here’s how your team can close a growing security gap.

Cybersecurity Awareness Month 2025: Why software patching matters more than ever

As the number of software vulnerabilities continues to increase, delaying or skipping security updates could cost your business dearly.

AI-aided malvertising: Exploiting a chatbot to spread scams

Cybercriminals have tricked X’s AI chatbot into promoting phishing scams in a technique that has been nicknamed “Grokking”. Here’s what to know about it.

How Uber seems to know where you are – even with restricted location permissions

Is the ride-hailing app secretly tracking you? Not really, but this iOS feature may make it feel that way.

Cybersecurity Awareness Month 2025: Passwords alone are not enough

Never rely on just a password, however strong it may be. Multi-factor authentication is essential for anyone who wants to protect their online accounts from intruders.

The case for cybersecurity: Why successful businesses are built on protection

Company leaders need to recognize the gravity of cyber risk, turn awareness into action, and put security front and center

Beware of threats lurking in booby-trapped PDF files

Looks can be deceiving, so much so that the familiar icon could mask malware designed to steal your data and money.

Manufacturing under fire: Strengthening cyber-defenses amid surging threats

Manufacturers operate in one of the most unforgiving threat environments and face a unique set of pressures that make attacks particularly damaging

New spyware campaigns target privacy-conscious Android users in the UAE

ESET researchers have discovered campaigns distributing spyware disguised as Android Signal and ToTok apps, targeting users in the United Arab Emirates

Cybersecurity Awareness Month 2025: Knowledge is power

We're kicking off the month with a focus on the human element: the first line of defense, but also the path of least resistance for many cybercriminals

This month in security with Tony Anscombe – September 2025 edition

The past 30 days have seen no shortage of new threats and incidents that brought into sharp relief the need for well-thought-out cyber-resilience plans

Roblox executors: It’s all fun and games until someone gets hacked

You could be getting more than you bargained for when you download that cheat tool promising quick wins

DeceptiveDevelopment: From primitive crypto theft to sophisticated AI-based deception

Malware operators collaborate with covert North Korean IT workers, posing a threat to both headhunters and job seekers

Watch out for SVG files booby-trapped with malware

What you see is not always what you get as cybercriminals increasingly weaponize SVG files as delivery vectors for stealthy malware

Gamaredon X Turla collab

Notorious APT group Turla collaborates with Gamaredon, both FSB-associated groups, to compromise high‑profile targets in Ukraine

Small businesses, big targets: Protecting your business against ransomware

Long known to be a sweet spot for cybercriminals, small businesses are more likely to be victimized by ransomware than large enterprises

HybridPetya: The Petya/NotPetya copycat comes with a twist

HybridPetya is the fourth publicly known real or proof-of-concept bootkit with UEFI Secure Boot bypass functionality

Introducing HybridPetya: Petya/NotPetya copycat with UEFI Secure Boot bypass

UEFI copycat of Petya/NotPetya exploiting CVE-2024-7344 discovered on VirusTotal

Are cybercriminals hacking your systems – or just logging in?

As bad actors often simply waltz through companies’ digital front doors with a key, here’s how to keep your own door locked tight

Preventing business disruption and building cyber-resilience with MDR

Given the serious financial and reputational risks of incidents that grind business to a halt, organizations need to prioritize a prevention-first cybersecurity strategy

Under lock and key: Safeguarding business data with encryption

As the attack surface expands and the threat landscape grows more complex, it’s time to consider whether your data protection strategy is fit for purpose

GhostRedirector poisons Windows servers: Backdoors with a side of Potatoes

ESET researchers have identified a new threat actor targeting Windows servers with a passive C++ backdoor and a malicious IIS module that manipulates Google search results

This month in security with Tony Anscombe – August 2025 edition

From Meta shutting down millions of WhatsApp accounts linked to scam centers all the way to attacks at water facilities in Europe, August 2025 saw no shortage of impactful cybersecurity news

Don’t let “back to school” become “back to (cyber)bullying”

Cyberbullying is a fact of life in our digital-centric society, but there are ways to push back

First known AI-powered ransomware uncovered by ESET Research

The discovery of PromptLock shows how malicious use of AI models could supercharge ransomware and other threats

"What happens online stays online" and other cyberbullying myths, debunked

Separating truth from fiction is the first step towards making better parenting decisions. Let’s puncture some of the most common misconceptions about online harassment.

The need for speed: Why organizations are turning to rapid, trustworthy MDR

How top-tier managed detection and response (MDR) can help organizations stay ahead of increasingly agile and determined adversaries

Investors beware: AI-powered financial scams swamp social media

Can you tell the difference between legitimate marketing and deepfake scam ads? It’s not always as easy as you may think.

Supply-chain dependencies: Check your resilience blind spot

Does your business truly understand its dependencies, and how to mitigate the risks posed by an attack on them?

How the always-on generation can level up its cybersecurity game

Digital natives are comfortable with technology, but may be more exposed to online scams and other threats than they think

WinRAR zero-day exploited in espionage attacks against high-value targets

The attacks used spearphishing campaigns to target financial, manufacturing, defense, and logistics companies in Europe and Canada, ESET research finds

Update WinRAR tools now: RomCom and others exploiting zero-day vulnerability

ESET Research discovered a zero-day vulnerability in WinRAR being exploited in the wild in the guise of job application documents; the weaponized archives exploited a path traversal flaw to compromise their targets

Black Hat USA 2025: Is a high cyber insurance premium about your risk, or your insurer’s?

A sky-high premium may not always reflect your company’s security posture

Android adware: What is it, and how do I get it off my device?

Is your phone suddenly flooded with aggressive ads, slowing down performance or leading to unusual app behavior? Here’s what to do.

Black Hat USA 2025: Policy compliance and the myth of the silver bullet

Who’s to blame when the AI tool managing a company’s compliance status gets it wrong?

Black Hat USA 2025: Does successful cybersecurity today increase cyber-risk tomorrow?

Success in cybersecurity is when nothing happens, plus other standout themes from two of the event’s keynotes

ESET Threat Report H1 2025: ClickFix, infostealer disruptions, and ransomware deathmatch

Threat actors are embracing ClickFix, ransomware gangs are turning on each other – toppling even the leaders – and law enforcement is disrupting one infostealer after another