Lawful Intelligence: Cracking a cross-network homicide investigation

similar trajectories (1)

How a national law enforcement agency solved a high-profile kidnapping and homicide case with speed, privacy, and judicial integrity using Intersec's cross-operator trajectory intelligence.

The context

pays densément peuplé (1)

In a densely populated Asian country, a senior executive at one of the nation's largest private conglomerates was kidnapped and murdered. The crime had been carefully orchestrated: the perpetrators deliberately split their activity across SIM cards from different mobile network operators, making them invisible to any single-carrier investigation tool.

The country is served by four competing mobile network operators. Querying each individually would have required days of legal coordination and parallel analysis, time the investigation simply could not afford. In most countries, this type of cross-network challenge is technically insurmountable.

This country was different. Years earlier, Intersec had deployed a federated national orchestration platform in partnership with the country's telecommunications regulatory authority linking all mobile operators at the investigation layer, without centralizing their subscriber data.

The solution: One query. Four operators. Instant results.

Cross-network trajectory intelligence

Using Intersec's Lawful Intelligence platform, investigators submitted a single Similar Trajectory request based on the victim's device. The platform modelled the target's spatial-temporal trajectory (his route, timing, and cell zone sequence during the hours before his disappearance) and automatically broadcast a lookalike query to all four national mobile operators simultaneously.

Each operator's local MNO Component processed the query entirely within its own infrastructure. No raw subscriber personal data was transferred outside operator systems at any point. Results were consolidated by the National Orchestration Platform and returned to the investigator's interface instantly.

From data to decisive action

This speed is made possible because Intersec's technology normalizes data formats at source, directly at the MNO level, eliminating any correlation overhead before results reach the investigator. Cross-referencing trajectory matches with network reconstruction, automated trip analysis, and AI-enhanced patterns of life analysis, the team rapidly narrowed the suspect pool. The investigation was fast-tracked decisively.

Privacy and sovereignty by architecture

Mass-scale profiling is structurally impossible on Intersec's platform. Every query is anchored to an active legal mandate. Each operator maintains full auditability over its own infrastructure. The complete evidence chain - generated within the platform - included a full audit trail supporting judicial proceedings.

fast

The strategy that made criminals invisible collapsed in minutes.

By spreading their activity across four different networks, the perpetrators had built what they believed was an impenetrable shield against investigation. Intersec's cross-operator architecture dismantled that strategy entirely not in days, but in a single investigative action.

What would have taken weeks of fragmented, multi-operator legal coordination was reduced to one query, returning actionable intelligence instantly.

The platform gave us something we could never have built manually: a clear picture of who was moving with our target, across every network in the country, instantly. Combined with network analysis and AI-enhanced patterns of life analysis, it transformed what would have been days of fragmented requests into a single, decisive investigative step.

Senior investigator, national law enforcement agency (identity withheld for operational security)

This type of investigation exposes the critical gap between countries that have built a national intelligence orchestration layer and those that have not. A lookalike trajectory query across all national operators is not just a feature, it is a fundamentally different capability. Without it, the most sophisticated criminals can remain invisible simply by spreading their activity across networks. With it, that strategy collapses in minutes.

Yann Chevalier, CEO, Intersec