Analyzing security process data
Data analysis is one of the core activities used to establish a security violation as well as control effectiveness. Two parameters are used in this industry to indicate the effectiveness of control from the perspective of identified security violations. One parameter is called the false positive rate and the other is the false negative rate. False positive flags an event as a security violation when it is not. On the other hand, false negative fails to flag a security violation.
False positives
A security process or tool may flag an event as a security violation while the event is not. For example, a fingerprint scanner used in identity and access management may reject a legitimate entity after scanning. This may be due to incorrect or insufficient samples of the entity's finger prints. Such a control action is called false positive action.
False negatives
When a security process or a tool allows an illegitimate event to pass through without raising a security...