Call Detail Records, or CDRs, contain a record of telephone calls in a phone system or network. If the network is a phone carrier’s wireless network, the CDR logs all calls that pass through its ...

Learn how data from call detail records can help you find fraud calls made by your phone system — and prevent them from happening again. If you’ve ever checked your phone’s call history to see when ...

Forbes contributors publish independent expert analyses and insights. Lars Daniel covers digital evidence and forensics in life and law. When you make a call, send a text or use data on your phone, ...