TNW-17-1_page_11

TNW-17-1 | page 11 | https://thedailydialectics.com/pdfs/FIOA/TNW-17-1/TNW-17-1.pdf

bling had to be done in real time. There- fore, in its early days the telephone operat- ing company had no other technical option but to transmit in the clear. Customers ac- cepted the minimal risks from wiretap- pers or operator monitoring. However, to thwart eavesdropping on their overseas…