olemus
sõltub kontekstist, enamasti tähendab organisatsioonisisest

näiteid
ISO/IEC 15408, CC:
sidekanal hindamisobjekti eraldatud osade vahel
= communication channel between separated parts of the TOE

https://www.talkfreely.com/blog/internal-communication-channels

https://www.cmbell.com/blog/2017/4/26/internal-communication-infographic

https://www.contactmonkey.com/blog/internal-communication-channels

https://joinblink.com/intellige

ülevaateid
https://en.wikipedia.org/wiki/Internal_communications

https://www.diva-portal.org/smash/get/diva2:849639/FULLTEXT01.pdf

turvalisus
https://invochat.io/blog/privacy-and-security-in-internal-communications/