Email Security

Phishing Attacks on Small Businesses: 2025 Trends You Need to Know

September 8, 20255 min readProSIGHT Security

Small businesses are the top target for phishing attacks in 2025. Learn how criminals are evolving their tactics and what your team can do to stay protected.

Why Small Businesses Are Being Targeted

In 2025, nearly half of all phishing attacks target small businesses with fewer than 100 employees. Attackers know that smaller companies have smaller IT teams, fewer security tools, and less formal training. One compromised email account can give them access to your entire network.

The New Phishing Tactics

Phishing in 2025 has evolved beyond the obvious scam emails. Attackers now use personalized information from LinkedIn, company websites, and social media to craft convincing messages. They impersonate vendors you actually work with, mimic your boss's communication style, and create urgent-sounding requests that pressure employees into acting before thinking.

Common tactics include fake payment remittances, fake vendor invoices, and requests to update passwords or submit banking details through fraudulent links.

How to Protect Your Team

Implement email filtering tools that flag suspicious emails and external senders. Train all employees to verify unusual requests by calling the sender directly. Use multi-factor authentication on all critical accounts, especially email. Set up a simple process for reporting suspicious emails without penalty. Conduct monthly phishing simulations to identify who needs extra training.

The best defense against phishing is an informed team. Even one employee can be the difference between a safe company and a compromised network.