Definition
Spear phishing is a highly targeted form of social engineering attack designed to deceive specific individuals or organizations into revealing sensitive information or performing malicious actions. Unlike broad phishing campaigns, spear phishing attacks are meticulously crafted, often impersonating trusted sources or colleagues to gain credibility. Attackers research their targets extensively, gathering details from social media, company websites, or previous breaches to personalize their approach. This makes the attack seem legitimate, significantly increasing the likelihood of success in tricking the recipient into clicking a malicious link, downloading an infected attachment, or divulging credentials. For instance, an employee might receive an email appearing to be from their CEO requesting an urgent wire transfer. It is crucial to distinguish spear phishing from general phishing, which targets a wide audience with less personalized messages. Understanding spear phishing is vital for cybersecurity professionals and is a common topic on exams like CompTIA Security+ and CISSP.