Warnings about helpdesk impersonation scams and Iran-linked hackers targeting critical sectors in the US, plus the most damaging scams of 2025 - here's some of what made the headlines this month

A breach claims the systems as well as the confidence that was, in retrospect, a major vulnerability

ESET Research has discovered a new China-aligned APT group that we’ve named GopherWhisper, which targets Mongolian governmental institutions

ESET researchers discover another iteration of NGate malware, this time possibly developed with the assistance of AI

An attack is what you see, but a business operation is what you’re up against

Ignoring a real breach notification invites risk, but falling for a bogus one could be even worse. Stop reacting on autopilot.

Your biggest risk may be a vendor you trust. How can SMBs map their third-party blind spots and build operational resilience?

If you’ve been a victim of fraud, you’re likely already a lead on a ‘sucker list’ – and if you’re not careful, your ordeal may be about to get worse.

Threat actors are using AI to supercharge tried-and-tested TTPs. When attacks move this fast, cyber-defenders need to rethink their own strategy.

Fraudsters often target the accounts of the deceased or their grieving relatives. Here’s how to keep the scammers at bay.

The past four weeks have seen a slew of new cybersecurity wake-up calls that showed why every organization needs a well-thought-out cyber-resilience plan

This year, AI agents took the center stage – as a defensive capability, but more pressingly as a risk many organizations haven't caught up with

Silver Fox is back in Japan, spoofing tax and HR emails timed to the one season when no one thinks twice about opening them

Cloud VMs offer unmatched speed, scale and flexibility – all of which could eventually count for little if they’re left to fend for themselves

As IT infrastructure expands, visibility and control often lag behind – until an incident forces a reckoning

What you do – and how fast – after an account is compromised often matters more than it may seem

ESET researchers dive deeper into the EDR killer ecosystem, disclosing how attackers abuse vulnerable drivers

ESET’s Jake Moore used smart glasses, deepfakes and face swaps to ‘hack’ widely-used facial recognition systems – and he'll demo it all at RSAC 2026

The cybersecurity implications of the war in the Middle East extend far beyond the region. Here’s where to focus your defenses.