Ultimate Cell Phone: Tapping of Israeli Prisoners' Phone Calls Stirs Debate

A new public telephone system secretly being trialed in Israeli jails recognizes inmates’ voices and monitors their conversations, leading to concerns about its legality and whether the Prison Service is overstepping its remit.

A prison inmate is waiting to use the jail’s public telephone. He dials. Maybe one of his children answers and the inmate says something like, “Daddy...