Single Point of Failure (SPOF)

1. A unique pathway or source of a service, activity, and/or process. (Source: Business Continuity Management Institute - BCM Institute) 2. The only (single) source of a service, activity and/or method, i.e. there is no alternative, whose failure would lead to the total failure of a key business activity and/or dependency. (Source: Business Continuity Institute - BCI)