Fire Department Fully Encrypted

McHenry Fire/EMS

McHenry, Illinois

Encryption Details

Encryption Type P25 AES-256
Scope Statewide, North, EMS Operations
Technical Details P25 AES-256

Verified Talkgroup Data

Verified Mar 6, 2026 Moderate confidence
11 Total Talkgroups
4 Encrypted
7 Unencrypted
36% Encrypted
Radio System: Diga-Talk, STARCOM21 Statewide Illinois
View 4 talkgroups
DEC Alpha Tag Description Status
1105 McHenry ShrfTac2 Sheriff: Tac-2 Encrypted
1106 McHenry ShrfTac3 Sheriff: Tac-3 Encrypted
3451 NERCOM E Police Police: Dispatch-Fox River Grove, Johnsburg, McCullom Lake, McHenry Encrypted
34102 SEECOM Police 1 Police: Dispatch-Algonquin, Cary, McHenry County College, Oakwood Hills Encrypted

What This Means

This agency encrypts all of their radio communications, including routine dispatch. The public, journalists, and even other first responders cannot monitor their activities.

Impact on Transparency

  • Journalists cannot monitor police activity for breaking news or investigative reporting
  • Community members cannot track police response to incidents in their neighborhood
  • Researchers cannot study police communication patterns and response times
  • Other first responders may face interoperability challenges during emergencies

Take Action

Fight encryption at McHenry Fire/EMS. Contact local officials to demand transparency.

McHenry Fire/EMS McHenry, Illinois
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