A threat is any attempt by a cyber crook to breach a network. What the criminals seek is either money or data. Malware is the component of many of these attack styles – injecting itself into your system for a number of nefarious reasons. Data theft is where the crooks just copy the client’s data and steal it. It doesn’t disappear, so the client won’t know it was stolen – but the IT support and services company should. The FBI regularly publishes updates to the official government overview of the Threat-Matrix and recommended Best Practices. There are many forms of threats: The Federal Cybersecurity & Infrastructure Security Agency publishes ongoing updates on threats including Ransomware.