Normal fiber optic can be tapped surreptitiously[0]. There are a number of companies that sell anti-intrusion tech, but it's hard to say which side is winning w

Normal fiber optic can be tapped surreptitiously[0]. There are a number of companies that sell anti-intrusion tech, but it's hard to say which side is winning with respect to what governments can do. [0] https://fac.ksu.edu.sa/sites/default/files/06149809-Optical_Fiber_Tapping_Methods__and_Precautions.pdf https://fac.ksu.edu.sa/sites/default/files/06149809-Optical_...