Police Department Fully Encrypted

Cicero Police

Cook, Illinois

What you can do right now

Encryption Details

Encryption Type NXDN Scrambling
Scope Ops 2, Ops 3, & Special Events
Technical Details NXDN 15-bit Scrambling

Verified Talkgroup Data

Verified Mar 6, 2026 Moderate confidence
23 Total Talkgroups
2 Encrypted
8 Mixed
13 Unencrypted
26% Encrypted
Radio System: Chicago OEMC Public Safety - 800 MHz P25
View 10 talkgroups
DEC Alpha Tag Description Status
5091 CPD Marine Unit Marine Unit: Car-to-Car Mixed
5081 CPD SWAT 5081 SWAT 81? Mixed
5411 CPD Event 1 Event 1 Mixed
7001 CPD Command 1 Command 1 Encrypted
5412 CPD Event 2 Event 2 (Dispatch in the clear) Mixed
5413 CPD Event 3 Event 3 Mixed
5130 CPD Citywide 85 Citywide 85 Encrypted
7014 CPD Ops 7014 Police: Operations Mixed
7015 CPD Ops 7015 Police: Operations Mixed
7016 CPD Ops 7016 Police: Operations Mixed

Verification Status

We don't yet have per-talkgroup data for Cicero Police from the RadioReference API. The encryption scope and type above come from the RadioReference Wiki, which is community-maintained rather than independently confirmed channel-by-channel. Our automated matching put this at moderate confidence (70%) based on how closely the wiki listing matches this agency's name and county.

If you monitor Cicero Police directly or have more current information, the fastest way to fix this is to update the RadioReference Wiki entry — our data pulls from there and from the RadioReference API on a regular refresh cycle.

Cook County Context

Cicero Police isn't an outlier here: 19 of the 19 public-safety agencies we track in Cook County are fully encrypted (100%), so most departments nearby have made the same move.

What This Means

This agency is listed in our database as encrypting all of its radio communications, including routine dispatch. The listing is unverified — confirm current status on the live RadioReference database.

See encryption status nationwide Interactive map showing which US police departments have encrypted their radios. Open the encryption map →

Frequently Asked Questions

Is Cicero Police radio encrypted?

Cicero Police is listed in our records with NXDN Scrambling encryption — a listing we haven't yet verified against live talkgroup data. This agency is listed in our database as encrypting all of its radio communications, including routine dispatch. The listing is unverified — confirm current status on the live RadioReference database.

Can I listen to Cicero Police on a police scanner?

Likely not, if the listing is accurate: our database lists Cicero Police as fully encrypted using NXDN Scrambling, which no consumer scanner can decode. The listing is unverified — check the live RadioReference database for current status.

Why do agencies like Cicero Police encrypt their radio?

Departments typically point to officer safety and operational security. Neither claim tends to come with evidence specific to Cook County; what's verifiable is what's lost — journalists can't monitor police department activity in real time, and coordination with agencies that stay unencrypted gets harder.

Can Cook County reverse the encryption decision?

Yes. Encryption is a policy choice made by department leadership or elected officials, not a technical requirement, so it can be reversed the same way. Public pressure, city council advocacy, and organized local coalitions have reversed encryption decisions elsewhere.

What can I do about Cicero Police encryption?

Contact the officials who oversee Cicero Police's budget directly and ask why full encryption was chosen over partial alternatives. Pair that with a FOIA request for recordings and policy records, and look for an existing coalition in Cook County, or start one, since agencies respond differently to organized, sustained pressure than to individual complaints.

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