Ransomware attacks surged in 2024, with 58% of incidents stemming from compromised login credentials, particularly through vulnerabilities in perimeter security appliances like firewalls, according to Coalition’s Cyber Threat Index 2025. To understand this growing threat and how small and medium-sized enterprises (SMEs) can safeguard against it, we spoke with Matt Dowling, a cybersecurity expert from Surefire Cyber. Below, we explore the latest trends in ransomware tactics, common vulnerabilities, and actionable steps to strengthen your defenses.