Don't forget, the telecom operators usually send large amounts of money in kickbacks to the prison in exchange for the 'privilege' to run these systems.
While Prisoners have no expectations of privacy, most do not know that all of their calls are listened to, transcribed, and shared with prison officials. There is some speech-to-text sentiment analysis that will prioritize a call that has certain phrases spoken.
It's just...a mess.
When I was a public defender, I had prosecutors and jail staff hint to me about things that were said during the calls. A few years later, they had to drop the charges in a few cases because it was discovered and reported that the calls between attorneys and clients were being monitored and recorded.
While Prisoners have no expectations of privacy, most do not know that all of their calls are listened to, transcribed, and shared with prison officials. There is some speech-to-text sentiment analysis that will prioritize a call that has certain phrases spoken.
It's just...a mess.
When I was a public defender, I had prosecutors and jail staff hint to me about things that were said during the calls. A few years later, they had to drop the charges in a few cases because it was discovered and reported that the calls between attorneys and clients were being monitored and recorded.