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Explore content ranging from the simplest security practices in cyberspace to the latest malware research.

ESET Expert

I see what you did there: A look at the CloudMensis macOS spyware

Previously unknown macOS malware uses cloud storage as its C&C channel and to exfiltrate documents, keystrokes, and screen captures from...

ESET Expert

How Emotet is changing tactics in response to Microsoft’s tightening of Office macro security

Emotet malware is back with ferocious vigor, according to ESET telemetry in the first four months of 2022. Will it survive the...

ESET Expert

Industroyer: A cyber‑weapon that brought down a power grid

Five years ago, ESET researchers released their analysis of the first ever malware that was designed specifically to attack power grids...

ESET Expert

The downside of ‘debugging’ ransomware

The decision to release a ransomware decryptor involves a delicate balancing act between helping victims recover their data and alerting...

ESET Expert

Crypto malware in patched wallets targeting Android and iOS devices

ESET Research uncovers a sophisticated scheme that distributes trojanized Android and iOS apps posing as popular cryptocurrency wallets...

ESET Expert

CaddyWiper: New wiper malware discovered in Ukraine

This is the third time in as many weeks that ESET researchers have spotted previously unknown data wiping malware taking aim at Ukrainian...

ESET Expert

HermeticWiper: New data‑wiping malware hits Ukraine

Hundreds of computers in Ukraine compromised just hours after a wave of DDoS attacks brings down a number of Ukrainian websites A number...

ESET Expert

ESET Research discovers DazzleSpy: macOS malware spying on visitors of Hong Kong pro-democracy news

A watering hole attack compromised a Hong Kong pro-democracy radio station news website. The attackers served a Safari exploit that...