Small businesses often assume they're too small to be a target, but attackers frequently prefer smaller businesses precisely because defenses tend to be weaker and less monitored. The good news is that a small number of consistently applied basics eliminate the majority of common attacks.
Password practices are the highest-leverage starting point: unique passwords per system (not one password reused everywhere), a password manager to make this practical, and multi-factor authentication enabled on anything that supports it — email accounts especially, since a compromised email account is often the key that unlocks everything else.
Software updates are the second pillar. Most breaches exploit known vulnerabilities that were already patched months earlier — the business simply hadn't applied the update. Keeping software, plugins and operating systems current closes this gap with minimal effort, which is precisely why it's so often neglected until something goes wrong.
The third is staff awareness. Phishing emails — messages designed to trick someone into clicking a malicious link or revealing credentials — remain one of the most common ways businesses get compromised, and no amount of technical defense fully substitutes for staff who recognize a suspicious message before acting on it. A short, periodic reminder to the team costs nothing and closes a real gap.