Research
NotPetya: The $10 Billion Cyberattack Disguised as Ransomware
On 27 June 2017, a routine software update in Ukraine unleashed NotPetya — malware that looked like ransomware but was built to destroy. It spread worldwide, caused over $10 billion in damage, and was later attributed to Russia's GRU. Here is how it worked, and why it still matters.