G4S Academy Guide - Insider Threat FINAL (2).pdf

G4S Academy Guide - Insider Threat FINAL (2).pdfINTRODUCTION: WHAT IS INSIDER THREAT? Picture a security threat. You think of an attacker coming from the outside, right? But what if the attack comes from within? Insider threats are a serious security risk we can’t ignore. An insider threat is someone who exploits their authorised access for unauthorised purposes. They can get their hands on protected, valuable areas and information. According to Verizon’s 2021 Data Breach Investigations Report, insiders caused 22% of security incidents. These incidents cost organisations millions. They also lead to exposure of sensitive customer and company data. A global cybersecurity study reported that insider threats cost an average of $15.4 million per year. Plus, over the last two years, the cost and frequency of insider threats has increased. This problem is not going away, and it’s getting worse. In this paper, we’ll look at insider threats and their many different aspects. Then, we’ll share some of the best practices and strategies we’ve found for combating this type of threat. 1Side 2Side 4