Manipulated images, fabricated stories, malicious rumors: unfair methods are used to stir emotions on the internet. For citizens, it is often unclear what is true and what is false. Online expert Ingrid Brodnig explains how to maintain clarity. She analyzes the tricks of the forgers and illustrates why manipulation online is currently so successful. For example, she discusses the role of anger in the visibility of a message and how indifferent tech companies worsen the situation. Populists also thrive in this heated political climate, establishing their parallel reality online. However, it doesn't have to stay this way! In this fundamentally updated and revised new edition, Brodnig explains the mechanisms of modern propaganda and how to combat them. Because even in digital times, we can hold on to facts and keep a cool head.