Specifications include, but are not limited to: 1.1 PCSO prefers a browser-based client. 1.2 System must allow security to be adjusted at multiple levels to restrict access to case number, case type, and individual file. 1.3 System must provide an audit trail log file that cannot be altered that includes tracking of the following for evidence management: 1.3.1 Users attempting to or accessing the system or file, and from what location 1.3.2 Actions performed (acquire, view, modify, enhance, export, etc.) 1.3.3 Changes to access control levels 1.3.4 Updates to any chain of custody 1.3.5 Any movement of physical evidence assets within the evidence storage areas 1.3.6 Any time the evidence asset has been scanned 1.3.7 All audit trail items must be securely time stamped 1.3.8 Audit trail log must be stored and indexed in a searchable database 1.3.9 Other logs required by CJIS