Lance Henderson’s Tor and the Dark Art of Anonymity: How to Be Invisible from NSA Spying offers a comprehensive guide to digital privacy, covering topics from onion routing and operational security (OpSec) to using Tails for data protection. The book provides practical, step-by-step instructions for establishing online anonymity, though some reviewers note a focus on extreme caution and a lack of deep technical analysis. For more details, visit Google Books .