Question: Do you know of a platform that helps government agencies and law enforcement track and investigate criminal activity on the blockchain?

For government agencies and law enforcement trying to monitor and investigate blockchain-based crime, Crystal is a good option. The service provides real-time analysis, investigation and compliance services for financial services companies, law enforcement and regulatory organizations. Among its features are real-time monitoring, risk scoring and customizable dashboards. The Crystal Expert tool is of particular interest to cryptocurrency investigators and compliance teams, with more-advanced forensic analysis and automation of AML and KYC processes.

Another interesting option is Cellebrite, a digital intelligence suite for law enforcement and government agencies. Cellebrite's tools for extracting data, managing evidence securely and analyzing data from multiple sources lets investigators quickly close cases. Features like Inseyets for iOS and Android devices, Guardian for secure cloud-based evidence management, and Pathfinder for evidence analysis from multiple sources, speed up the investigation process.

If you're looking for something more focused on blockchain activity, Arkham offers an information retrieval system that helps deanonymize blockchain transactions. It can provide information about addresses, entities and assets involved, along with customizable alerts and a searchable database. The service can help increase transparency by connecting cryptocurrency activity to real-world people and organizations, and can be a useful intelligence tool for law enforcement.

If you're looking for a more general public safety tool that includes blockchain monitoring, Flock Safety offers a broader platform that combines License Plate Recognition, gunshot detection and video intelligence. The system monitors 24/7 and gathers evidence, so it could be of interest to law enforcement agencies looking for a way to improve public safety and investigations.