Top Emerging Cyber Threats Facing SMEs in 2026

Cyber security is no longer just an IT issue, it’s a business survival issue. Due to SMEs embracing hybrid working, cloud tools and digital processes, cyber criminals have become more sophisticated, using AI and automation to target organisations of all sizes. Here’s a breakdown of the emerging threats every office worker should understand.

AI‑Powered Phishing is the New Email Threat

Phishing attacks aren’t new, but AI has pushed them to a new level. Instead of the obvious spelling mistakes and clumsy wording we used to see, attackers can now use AI to generate emails that sound just like real colleagues, suppliers or senior team members. This makes them far harder to spot.

Convincing messages

AI also allows criminals to personalise messages using publicly available information from LinkedIn, websites or social media. These highly targeted emails are more believable, increasing the chances that someone will click a link or share sensitive details.

Voice and video impersonation

Voice and video impersonation are also emerging risks, with only a few seconds of audio, AI can clone a person’s voice and use it to make convincing calls. Deepfake video is developing quickly too, creating even more opportunities for impersonation scams.

For SMEs, this means phishing attacks now look far more professional and trustworthy, making awareness training and strong verification processes more important than ever.

Social Engineering: Targeting People, Not Systems

Social engineering is still one of the easiest ways for cyber criminals to get into a business. Instead of breaking through technical defences, attackers simply trick people into giving away information.

Creating fake scenarios

Criminals often pretend to be IT support, HR or a trusted supplier/partner, creating believable stories to persuade employees to share passwords or approve unusual requests. These scams work because they feel routine and urgent.

Credential harvesting

Instead of hacking an account an attacker will create realistic fake login pages for tools like Microsoft 365 or banking portals. Then, when staff enter their details, criminals collect them instantly, giving them direct access to company systems.

Ransomware: Still a Major Threat for SMEs

Ransomware remains one of the biggest risks for smaller businesses, especially those without dedicated security teams. This is because attackers know that SMEs often rely on limited resources and may not have the same level of protection, monitoring or incident response capabilities as larger organisations.

Data theft before encryption

Recent ransomware doesn't just lock files, attackers will steal sensitive data first, then threaten to leak it online if the ransom isn't paid, even if the business has backups.

Cloud applications under attack

With more SMEs moving to cloud storage and collaboration tools, cyber criminals increasingly target user accounts rather than servers. A single compromised login can give them access to huge amounts of company data.

Supply Chain Weaknesses: Attacking Through Trusted Partners

Cyber criminals often look for the weakest link and surprisingly that’s not always the business itself. SMEs can often be targeted because they work with larger organisations and may have fewer security controls. By compromising a smaller supplier, attackers can attempt to reach bigger companies further up the chain. This makes third‑party security checks and shared standards more important than ever.

How SMEs Can Protect Themselves from Cyber Attacks

• Use multi-factor authentication (MFA) everywhere

• Provide regular security awareness training

• Keep software and systems updated

• Review access permissions and remove old accounts

• Back up data securely and test recovery

• Invest in a reputable security provider or managed IT service

Ready to strengthen your cyber resilience? Learn more about our cyber offerings with our partners Huntress on our Security Operations Centre page or contact us today to arrange your consultation.