Criminal hackers come from various backgrounds and have different motivations. They can be categorized as employees, competitors, hacktivists seeking to avenge a perceived wrong, or criminal entrepreneurs exploiting systems for financial gain. Securing systems is challenging as attacks are increasingly sophisticated and organized. BT Security offers several services to help protect against modern cyber threats like DDoS attacks, malware, and data breaches. Their solutions integrate monitoring, alerts, and threat intelligence to help clients stay one step ahead of cybercriminals.