An outside hacker stole valid Forrester.com user credentials that gave the hacker access to Forre.com. The hacker used that access to steal research reports made available to our clients. The incident triggered our system protocols and processes, allowing us to respond across our firm. There is no evidence that confidential client data, financial information, or confidential employee data was accessed or exposed as part of the incident. Other than the incident, there was no disruption to the work we do for our clients.”]
Source: https://go.forrester.com/blogs/forrester-com-experienced-a-cybersecurity-incident/