_Sandworm: A New Era of Cyberwar and the Hunt for the Kremlin’s Most Dangerous Hackers_ is a non-fiction book by **Andy Greenberg**, published in 2019. It's a gripping mix of investigative journalism, cyber-thriller, and geopolitical analysis. Here's a summary with a bit of context: [[Russian APT's]] --- ### 🔍 **What’s it about?** _Sandworm_ tells the story of a **Russian hacking group**, known in cybersecurity circles as **Sandworm** (also referred to as [[Unit 74455]] of the GRU, [[Russia’s]] military intelligence agency). This group is behind some of the most **devastating cyberattacks** in recent history. Greenberg tracks the rise of Sandworm through: - **Attacks on Ukraine**’s infrastructure, especially the unprecedented **power grid hacks in 2015 and 2016**, which literally turned the lights off. - The [[NotPetya]] malware outbreak in 2017, which started as a targeted attack on Ukraine but quickly spiraled out of control, infecting major global companies and causing billions of dollars in damage. --- ### 🧠 **Key Themes:** - **Cyberwarfare as modern geopolitics**: The book lays out how cyberattacks are now being used as tools of statecraft—quietly aggressive, deniable, and devastating. - **The vulnerability of critical infrastructure**: From power grids to hospitals and logistics companies, no system is truly safe. - **Accountability in cyberspace**: It’s hard to prove who’s behind an attack, which creates a dangerous fog of war in the digital world. - **The human side of cybersecurity**: Greenberg spends a lot of time with the researchers, analysts, and defenders who try to trace and contain these digital threats. --- ### ⚠️ **Why it’s important:** The book doesn’t just tell a cyber-thriller story; it’s a wake-up call. Greenberg argues that we’re already in a new era of cyber-conflict—one that’s escalating quickly, with few rules and even fewer safeguards. --- ### ✍️ Style: Greenberg writes in a very readable, journalistic style—accessible even if you’re not super tech-savvy. It’s detailed but engaging, weaving narrative and technical insight without getting bogged down. --- If you're into cybersecurity, geopolitics, or real-world thrillers, _Sandworm_ is a must-read.