Small businesses often assume they’re too small to be targeted by cybercriminals. Unfortunately, that’s not the case. In fact, nearly half of all cyberattacks target small businesses because they often lack the robust defenses of larger organizations. If you’re a small business owner, understanding the common cybersecurity mistakes for small businesses can help you protect your company and your customers. Here are five common missteps to watch out for—and how to fix them.

1. Weak Passwords

Weak passwords are like leaving the front door unlocked for cybercriminals. If your password is “password123” or anything equally simple, it’s only a matter of time before it’s cracked.

The Fix:

At the minimum, you must come up with a strong, unique password for each account. Ideally, it should be more than 8 characters in length and contain a mix of upper and lowercase letters, numbers and symbols. These days, you need to go one more step and enable multi-factor authentication (MFA) wherever possible for an added layer of protection. A password alone, even a strong one, may not be enough to safeguard your information.

2. Skipping Software Updates

Outdated software is far more vulnerable to cybercriminals. If you’re not regularly updating your operating systems, applications, and security tools, you’re leaving yourself wide open to attacks.

The Fix:

Set up automatic updates whenever possible or schedule regular times to update your software manually. Don’t forget firmware updates for routers and other devices, as they’re often overlooked.

3. Lack of Proper Training for Employees

Your employees are your first line of defense, but if not properly trained, they can also be your weakest link. Clicking on a phishing email or downloading a malicious attachment can lead to major security breaches.

The Fix:

It’s worth investing in basic cybersecurity training for your staff. Teach them how to recognize phishing attempts, handle sensitive data, and follow security best practices. Reinforce this training with regular refreshers and simulated phishing tests.

4. Not Backing Up Data

It can be devastating to lose data, whether it’s caused by ransomware, hardware failure, or human error. Without a backup, you risk losing critical information that can never be recovered.

The Fix:

Implement a reliable backup solution that regularly copies your data to a secure location. Ideally, use the 3-2-1 rule: keep three copies of your data, on two different media, with one copy stored offsite or in the cloud.

5. Assuming Cybersecurity Is “One and Done”

Some business owners set up antivirus software or a firewall and think their cybersecurity responsibilities are over. This is one of the most commonly overlooked cybersecurity mistakes for small businesses. Cybersecurity isn’t a one-time task—it’s an ongoing process that’s always changing.

The Fix:

Adopt a proactive—not reactive—approach to cybersecurity. Assess your security measures often, conduct vulnerability scans, and stay informed about new threats. Partnering with a managed IT service provider can help you stay ahead of potential issues without adding to your workload.

Why Cybersecurity is Important for Small Businesses

Small businesses often have valuable customer data, intellectual property, and other sensitive information that makes them attractive targets. A cyberattack can lead to financial losses, damage to your reputation, and even legal consequences. By addressing these five common cybersecurity mistakes for small businesses, you’ll be better equipped to protect your business.