An advanced persistent threat (APT) is a cyberattack that is executed by an organized group of skilled actors. These attacks are carefully planned and conducted against strategic targets and extend over a prolonged period. Often, these attacks are sponsored by nation-states or criminal organizations. In this article, you will learn about the six stages of APT attacks, how to detect APTs, and how to prevent APTs. What Is an Advanced Persistent Threat? APTs are typically carried out as multi-staged, compound attacks. These attacks employ a variety of techniques and numerous attack vectors, including zero-day attacks, lateral movement, credential theft, and malware. Often, APTs use multiple simultaneous attacks to obscure successful breaches. The goals of APT attackers typically include: Theft of classified data, intellectual property, or personally identifiable information (PII) Sabotage, including deletion or manipulation of data Takeover or abuse of resources Reconnaissance for future attacks Administrative credential theft or creation....