Blog/2026-04-10
Top 10 Cybersecurity Mistakes Businesses Make
Avoid the most common gaps that leave SMEs exposed — from weak access control to unpatched dependencies.
FLOFIDIS Security · 8 min read · FLOFIDIS LTD
1. Shared passwords and no MFA
Accounts protected by a single reused password are the fastest path to compromise. Enforce MFA for email, VPN, and admin consoles.
2. No inventory of assets
You cannot protect what you do not list. Maintain a simple register of domains, servers, SaaS tools, and who owns them.
3. Default configurations left in place
Firewalls, databases, and cloud buckets shipped with vendor defaults invite scanners. Harden before production traffic.
4. Infrequent patching
Critical CVEs are exploited in days. Automate dependency and OS updates with a tested rollback path.
5. Overly broad permissions
Least privilege is boring — and essential. Review role assignments quarterly, especially for contractors.
6. No backups or untested restores
Backups that are never restored are wishful thinking. Run restore drills and protect backup credentials separately.
7. Ignoring website and API exposure
Public endpoints need rate limits, input validation, and security headers. Treat APIs like products, not afterthoughts.
8. Shadow IT
Unapproved tools leak data. Give teams an approved stack so they do not route around IT.
9. Training only for “compliance”
Annual click-through courses fail. Short, role-specific sessions on phishing and secure handling beat checkbox training.
10. No incident plan
When — not if — something breaks, you need contacts, comms templates, and decision rights. Write a one-page playbook now.