LEIN Interoperability & Information Sharing Protocols 1 — Questions and Answers
Question 1: What federal system does LEIN interface with to provide law enforcement agencies access to national criminal records?
- FBI Integrated Automated Fingerprint Identification System (IAFIS)
- National Crime Information Center (NCIC) (Correct answer)
- Department of Homeland Security TECS
- Drug Enforcement Administration STRIDE
Correct answer: National Crime Information Center (NCIC)
LEIN connects to the National Crime Information Center (NCIC), the FBI's primary national database for criminal justice information sharing.
Question 2: Which federal agency's CJIS Division oversees the national databases accessible through LEIN-connected systems?
- Department of Homeland Security
- Drug Enforcement Administration
- Federal Bureau of Investigation (Correct answer)
- Bureau of Alcohol, Tobacco, Firearms and Explosives
Correct answer: Federal Bureau of Investigation
The FBI's Criminal Justice Information Services (CJIS) Division manages national databases, including NCIC, that state systems like LEIN connect to.
Question 3: What is the primary purpose of the Interstate Identification Index (III) in the context of LEIN operations?
- To track stolen vehicles across state lines
- To provide access to criminal history records from participating states (Correct answer)
- To monitor active warrants nationwide
- To coordinate tactical information between SWAT teams
Correct answer: To provide access to criminal history records from participating states
The Interstate Identification Index (III) allows authorized agencies to access criminal history records maintained by participating states nationwide.
Question 4: Under CJIS policy, which of the following is eligible to access LEIN and NCIC data?
- Private insurance companies investigating fraud
- Credentialed criminal justice agencies with proper authorization (Correct answer)
- Any government agency at the federal, state, or local level
- Licensed private investigators with valid court orders
Correct answer: Credentialed criminal justice agencies with proper authorization
Access to LEIN/NCIC is restricted to credentialed criminal justice agencies with proper authorization as defined by CJIS security policy.
Question 5: What technical safeguard does CJIS policy mandate to protect LEIN data from unauthorized interception during transmission?
- End-to-end encryption and secure transmission protocols (Correct answer)
- Password protection on individual workstations only
- Physical mail couriers for all sensitive data transfers
- Self-signed certificate public key infrastructure
Correct answer: End-to-end encryption and secure transmission protocols
CJIS policy mandates end-to-end encryption and secure transmission protocols to protect criminal justice information while in transit.
Question 6: What is the role of an Originating Agency Identifier (ORI) in LEIN information sharing?
- It identifies the specific officer conducting a query
- It uniquely identifies the law enforcement agency submitting or accessing records (Correct answer)
- It tracks the total number of queries made by an agency
- It authenticates the database administrator's credentials
Correct answer: It uniquely identifies the law enforcement agency submitting or accessing records
An ORI (Originating Agency Identifier) is a unique code that identifies the specific law enforcement agency in national criminal justice information systems.
Question 7: When a LEIN agency receives a 'hit' for a wanted person from another state, what must be done before making an arrest?
- Immediately detain the subject without further verification
- Contact the entering agency to confirm validity and extradition intent (Correct answer)
- Notify the FBI and await their instruction before proceeding
- Enter the subject into LEIN as a local hold pending review
Correct answer: Contact the entering agency to confirm validity and extradition intent
Before arresting on an out-of-state warrant hit, officers must contact the entering agency to verify the warrant is still active and confirm extradition intent.
