FYI, I'm not remotely as confident about that claim as I was 25 years ago. (I'm the one quoted.) Specifically, I use Signal today and suspect that it's secure a

FYI, I'm not remotely as confident about that claim as I was 25 years ago. (I'm the one quoted.) Specifically, I use Signal today and suspect that it's secure against mass surveillance. But if I were ever targeted individually by a nation-state actor, I presume it would be game over.