Skip to content
KOLOSALTech
Category · 15 articles

Cybersecurity — all articles.

KOLOSALTech selection on cybersecurity.

Cybersecurity

GDPR for SMEs in 2026: 30-minute compliance checklist

Concrete actions to bring an SME into GDPR compliance: register, disclosures, cookies, privacy policy, personal rights.

6 min
Cybersecurity

5 Free Cybersecurity Tools for SMEs in 2026

Five free or freemium tools to strengthen your SME's cybersecurity without budget: MFA, password management, vulnerability scanning, monitoring, awareness training.

6 min
Cybersecurity

NIS2 for French SME: Am I concerned and what to do in 2026?

Practical decryption of NIS2 directive transposed into French law: eligibility criteria, obligations, penalties, 6-month action plan for SMEs and mid-sized companies.

9 min
Cybersecurity

Cybersecurity checklist for SMEs 2026: 10 essential measures

The 10 minimum cybersecurity controls for any SME or administration with fewer than 100 workstations. Pragmatic approach with controlled budget.

6 min
Cybersecurity

VPN or Zero Trust: What to Choose to Secure an SME in 2026

Is enterprise VPN obsolete? Pragmatic comparison of VPN vs ZTNA (Zero Trust Network Access) for SMEs. Use cases, costs, implementation.

6 min
Cybersecurity

MFA for SMEs: Practical guide to enable two-factor authentication everywhere in 1 week

Concrete steps to enable MFA on Microsoft 365, Google Workspace, and all critical SaaS. Methods, exceptions, recovery.

6 min
Cybersecurity

3-2-1 backup against ransomware: the method that works in 2026

Enhanced 3-2-1 backup method for ransomware-proof backups. Architecture, hardware selection, frequency, restore tests.

8 min
Cybersecurity

Deploy a FortiGate 60F in 1 hour flat for a 20-person SME

Step-by-step guide to deploying a FortiGate 60F firewall on a 20-person SME: initial configuration, rules, IPsec VPN, monitoring. In 1 hour flat.

8 min
Cybersecurity

ZTNA for SMBs: How to Replace VPN in 2026

Why VPN is obsolete, how ZTNA (Zero Trust Network Access) replaces it, and how to migrate an SMB in 30 days.

8 min
Cybersecurity

SBOM and supply chain cyber: why your SME must adopt it in 2026

SBOM (Software Bill of Materials), European CRA, supply chain vulnerabilities: what becomes mandatory in 2026 and how to prepare pragmatically.

7 min
Cybersecurity

Choose a cybersecurity certification for IT director or fractional CISO in SME 2026

Which cybersecurity cert is useful for an SME IT director? Comparison of CISSP, CISM, ANSSI ESSI, ISO 27001 LA, CEH. Recommendation by profile and time budget.

7 min
Cybersecurity

GDPR self-audit for SMEs: 30 actionable checklist items 2026

Self-audit GDPR for SMEs in 30 points: registry, notices, cookies, rights, security, subprocessors. Identify your gaps in 2 hours.

9 min
Cybersecurity

Choosing a PAM Bastion for SME in 2026: Wallix vs CyberArk vs Keeper

PAM (Privileged Access Management) comparison for SME 2026: Wallix Bastion, CyberArk, Keeper PAM. Sovereignty, pricing, deployment.

7 min
Cybersecurity

DNS Audit for SMEs 2026: Secure Your DNS Zone in 1 Hour

Self-audit DNS method for SMEs: SPF, DKIM, DMARC, MTA-STS, DNSSEC, CAA. Action plan in 1h.

8 min
Cybersecurity

Secure a PME VPS in 1 hour: Debian/Ubuntu hardening step by step

VPS hardening for Debian/Ubuntu for SMEs: SSH, firewall, fail2ban, unattended-upgrades, auditd. 1 hour chrono.

8 min