Still you encrypt the calls (the comunication line is encrypted) The spy /monitoring software can be running at your computer --thing that is usual-- (so before encrypting...) They don't need to broke any encryption…
Maybe is an "IP conflict / IP duplication", and the VoIP packets go to both IP addresses. IP duplication can be caused by some type of "monitoring/spy" at their (or your) computer, and a dynamic IP address. it's not…
Still you encrypt the calls (the comunication line is encrypted) The spy /monitoring software can be running at your computer --thing that is usual-- (so before encrypting...) They don't need to broke any encryption…
Maybe is an "IP conflict / IP duplication", and the VoIP packets go to both IP addresses. IP duplication can be caused by some type of "monitoring/spy" at their (or your) computer, and a dynamic IP address. it's not…