This technical report outlines the phishing risks that professional services firms face, particularly in the context of increasing ransomware attacks. According to Aon’s Cyber Solutions Group, ransomware incidents have surged by 486% over the past two years. The report details the sophisticated tactics employed by attackers, who utilize behavioral psychology and professional translation skills to craft convincing messages. They gather extensive personal information about targets, including names, email addresses, and social media details, which they use to impersonate individuals or clients effectively. The shift to remote working due to the pandemic has further amplified these risks, providing attackers with new opportunities to exploit vulnerabilities. The report emphasizes the importance of employee training as the primary defense against such threats, suggesting that organizations should remain vigilant, verify communications, and establish clear protocols to mitigate risks. It also highlights that attackers only need to succeed once to compromise security, underscoring the critical role of employees as gatekeepers.