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10 Cybersecurity tips for small businesses (2026)
10 Practical cybersecurity tips for small businesses, from employee training to incident response plans.
Cybersecurity isn’t just a problem for big corporations.
According to Mastercard, nearly half of small and medium-sized businesses (46%) have experienced a cyberattack, and nearly one in five of those attacks ended in bankruptcy or closure.
In this guide, we’ll present 10 cybersecurity tips for small businesses, from training your team to spot phishing to developing a response plan. And if your company has traveling employees who need secure mobile data, Holafly for Business is worth a look.
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1. Train your team to spot phishing and social engineering
Employees are often the easiest entry point to a network, especially now that scammers can use AI to craft convincing messages. That’s why it’s important to conduct frequent, bite-sized training sessions on phishing and social engineering (deceptive tactics that trick individuals into revealing sensitive data or granting unauthorized access).
Below are four red flags to cover in every session:
- Requests that pressure immediate action
- Unfamiliar senders or spoofed email addresses
- Links that don’t match the sender’s domain
- Email requests to change payment or banking details
You can also give employees a simple way to report suspicious messages, such as a dedicated Slack channel.
2. Set strong passwords and turn on multi-factor authentication
Turn on multi-factor authentication (a security layer requiring two or more forms of verification) for email, banking, and cloud accounts. This blocks most account takeover attempts even if a password leaks, and it takes minutes to set up.
Plus, consider requiring passwords of at least 12 characters, encourage passphrases over single words, and roll out a password manager (e.g., Bitwarden, 1Password, LastPass).
3. Keep software, routers, and devices patched
Cybercriminals scan for outdated software because known vulnerabilities are an easy entry point. So, enable automatic updates on your hardware and software wherever possible:
- Enable auto-updates for operating systems, browsers, and business apps/software
- Check the WiFi router firmware, since routers don’t always auto-update
- If your software sends an alert about a new update, install it right away
4. Back up your data for small business ransomware protection
Ransomware works by locking you out of your own files, and paying the ransom doesn’t guarantee you get them back. The best defense is to set up automated daily backups to a secure cloud platform like Google Drive or OneDrive.
It’s also a good idea to keep at least one backup copy disconnected from your main network (e.g., on an external drive or a separate cloud account).
5. Strengthen network security for small business WiFi
Securing your office network doesn’t have to be overwhelming. By making a few tweaks to your wireless configuration, you can lock out casual snoopers and isolate potential threats.
To do it, add a separate guest WiFi network in your office for visitors, so a compromised phone or laptop can’t reach your business systems.
You may also want to:
- Turn on the firewall, including for employees working from home
- Change the router’s default name and password
- Turn on WPA3 encryption if your equipment supports it
- Stop broadcasting your network name (SSID), so it isn’t visible to passersby
6. Protect employees who work remotely or travel
When employees use public WiFi, they’re sharing a network with strangers, making it easy for bad actors to intercept web traffic, steal passwords, or snoop on sensitive company data.
To block these attacks, require a company-issued VPN for any remote connection. A VPN encrypts traffic between the device and your network, so the data passing through stays unreadable to anyone else on that connection.
To learn more, check our guide to cybersecurity for remote employees, which covers additional risks, best practices, and controls to protect company data.
7. Limit data access by role
Not every employee needs access to every system.
For example, a marketing professional needs access to your social media scheduler, but they don’t need access to customer billing details or database servers.
These role-based permissions reduce the damage if one account gets compromised and lower the odds of an honest mistake exposing sensitive data, with a separate account for each employee, even on shared devices.
Review access levels whenever someone changes roles or leaves the company, as leftover accounts and unused permissions are common gaps attackers exploit.
8. Vet vendors and payment processors before granting access
Vendors and contractors who connect to your network can become an entry point if their own security is compromised. So, before signing a contract, ask if they use multi-factor authentication and how they’d handle and store your company data.
For payment processing, work with reputable international payment providers that include fraud monitoring, and isolate payment systems from other business software so that a breach in one doesn’t spread to the other.
9. Get outside IT support if you don’t have a security team
Most small businesses don’t have the budget for a full-time, in-house cybersecurity expert.
Usually, these duties fall on an already overloaded office manager or a tech-savvy employee juggling security alongside their actual job.
Fortunately, you can partner with a small-business IT services provider, which is an external company that acts as your off-site security team for a predictable monthly fee. They’ll take over the critical security tasks, including patching, monitoring, and backups.
10. Put a small business cybersecurity plan in writing
An incident response plan spells out who does what when something goes wrong. Write it before an incident happens.
A basic plan assigns these four roles:
| Role | Responsibility |
|---|---|
| Business owner or security lead | Investigates the incident and coordinates the response |
| Customer-facing lead | Notifies affected customers and partners |
| Finance lead | Contacts the bank and payment processors if accounts are affected |
| IT support (in-house or outsourced) | Restores systems from backup and confirms the threat is contained |
That plan works best when you catch trouble early. Watch for warning signs such as unexpected password reset emails, unfamiliar logins, slow systems, or files you can’t open.
Give traveling employees reliable data with Holafly for Business
When your team travels for work, having reliable mobile data ready to go is part of a secure setup.
Holafly for Business is a business eSIM provider available in 160+ destinations, activating on your team’s devices so they don’t have to worry about sourcing local SIM cards or incurring unexpected roaming charges. You’ll also get access to our centralized management platform, the Holafly Business Center, where admins can track individual eSIMs, invoices, and data usage in one place.
Holafly Plans for Business come in four tiers:
- On Demand (€3.40/day): single destination, unlimited data, no fixed costs, for occasional trips.
- Always On (€9.95/year): 1 GB/month, best for employees taking up to four short trips per year, with the option to upgrade to Unlimited.
- Unlimited (€57/month): unlimited data with a built-in VPN, ad blocker, and web protection, useful for employees handling sensitive work while traveling.
- Enterprise (custom pricing): geo-blocking, priority support, and customizable data limits and coverage for larger organizations.
Not sure which plan is right for your team? Book a demo.
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I’m a writer with over eight years of experience in digital content. My work has appeared in publications such as The New York Times, Forbes, Business Insider, and the BBC. At Holafly, I write clear, practical guides to help travelers stay connected with eSIM technology. In my spare time, I enjoy car detailing, biking around Warsaw, and capturing portraits.
