Cybercrime is no longer a problem that only affects large organisations. Increasingly, small and medium-sized businesses are becoming targets because criminals often see them as having weaker security and fewer resources to recover from an attack.

A successful cyberattack can have serious consequences. Customer information may be stolen, computer systems locked by ransomware, payments diverted or operations brought to a standstill. Even a short period of disruption can damage cash flow, customer confidence and a business's reputation.

Many attacks begin with something as simple as a convincing phishing email. An employee clicks on a malicious link or opens an infected attachment, allowing criminals to gain access to the business's systems. Artificial intelligence has made these fraudulent emails more convincing than ever, making staff awareness increasingly important.

Fortunately, there are several straightforward steps that every business can take to reduce the risk. Strong, unique passwords should be used for all accounts and protected by multi-factor authentication wherever possible. Software should be updated promptly to close known security vulnerabilities, and important business data should be backed up using secure, offline or cloud-based systems.

Staff training is equally important. Employees should understand how to recognise suspicious emails, unexpected payment requests and fraudulent telephone calls. Creating a culture where staff feel comfortable questioning unusual requests can prevent costly mistakes.

Business owners should also consider whether their cyber security arrangements have kept pace with the way they now work. Remote working, cloud software and mobile devices have all increased the number of ways that criminals may attempt to gain access.

Cyber security is not simply an IT issue. It is a business risk that should be reviewed regularly, just like insurance or health and safety procedures.

Taking sensible precautions today could prevent significant financial losses tomorrow. A modest investment in cyber security can protect your business, reassure your customers and help ensure that an isolated incident does not become a major crisis.