Officials discuss interoperability and encryption risks if county shifts toward state ISIX network

Mar 4, 2026

Raycom and county leaders reviewed how Black Hawk County's system interoperates with the state ISIX network, noting about 40–50 talk groups are linked but also warning that switching to a state system could mean losing local control and encountering scheduled downtimes and encryption compatibility issues.

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County officials questioned whether switching primary reliance to the state ISIX network would simplify operations or introduce new risks for local responders.

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