A virus replicates and executes itself, usually doing damage to your computer in the process. For example, they may inadvertently email customer data to external parties, click on phishing links in emails or share their login information with others. Cybercrime: This is the most prominent category today and the one that banks spend much of their resources fighting. A security threat is a malicious act that aims to corrupt or steal data or disrupt an organization's systems or the entire organization. Incorporate information about unintentional and malicious insider threat awareness into regular security training; set up contractors and other freelancers with temporary accounts that expire on specific dates, such as the dates their contracts end; implement two-factor authentication, which requires each user to provide a second piece of identifying information in addition to a password; and. 3. 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