Category Archives: cyber

Forgotten UEFI shims undermining Secure Boot

ESET researchers discovered 11 vulnerable UEFI shim bootloaders signed by Microsoft that allow attackers to bypass UEFI Secure Boot by exploiting decade-old vulnerabilities

ESET Threat Report H1 2026

A view of the H1 2026 threat landscape as seen by ESET telemetry and from the perspective of ESET threat detection and research experts.

Cyber readiness for SMBs: Getting the basics right

AI is changing cybercrime, but SMB cyber readiness still largely depends on closing the familiar gaps

This month in security with Tony Anscombe – June 2026 edition

Three-day patching deadlines, exposed fuel-tank systems, scams costing billions of dollars, and social media bans for children all gave Tony plenty to unpack in June 2026

Inside the inbox: Why cybercriminals want to break into your email account

Your inbox is an identity system all of its own: whoever owns it may own a lot more

SMB cyber readiness: the road to resilience starts here

Your business may be small, but its attack surface is anything but. Readiness is the first step to resilience.

Gamaredon in 2025: Leveraging tunnels, workers, dead drops, and new alliances

ESET Research analyzes Gamaredon’s new toolset and the group’s growing reliance on legitimate online services to hide its C&C infrastructure and exfiltrate stolen data

ESET takes part in Operation Endgame to disrupt Amadey and Stealc

ESET researchers assisted in the global disruption of the Amadey botnet and Stealc infostealer, providing technical analysis, infrastructure tracking, and affiliate-level insights

Killing me gently: Inside Gentlemen’s EDR killer framework

ESET Research shares the results of a months-long investigation into the suite of EDR killers maintained by the RaaS gang Gentlemen

Protecting legacy OT systems against modern cyberthreats

Many manufacturing plants depend on OT systems that stay in service for many years. That long run can hide significant cybersecurity risks.

FishMonger’s arsenal upgraded: SprySOCKS for Windows

ESET researchers have discovered SprySOCKS for Windows, FishMonger’s backdoor weaponizing a kernel driver for advanced stealthiness

EvilTokens: A phishing attack that doesn’t steal your password

A phishing kit subverting Microsoft’s legitimate authentication flow lets attackers break into accounts without stealing passwords or creating fake login pages

OceanLotus: From external espionage to domestic targeting

A shift in operational pattern of the infamous Vietnam-aligned APT group

SMB cyber-readiness: What makes or breaks it

A company that’s expecting a cyberattack but hasn’t actively prepared for it risks making the hardest decisions at the worst possible moment

Cybercriminals: the ‘auditors’ you never hired

Every organisation gets audited. The question is who does the auditing.