Don't be put off by the tech jargon of security experts you find in forums and self-help books. A managed service provider is what you need to break down complex security ideas into easy-to-understand language. However, they generally focus on installing and managing protection software that's often far too complicated to operate without their help.

Earlier this month, social media platform Twitter alerted a number of its users to the fact that their accounts may have been hacked into by something, or someone, known as a “state-sponsored actor.” While a warning of this kind is certainly not unprecedented – for some time now, both Facebook and Google have also been contacting any of their users who they think may have been targeted – it suggests that attacks of this type are becoming more widespread.