Pulses of light to encrypt data and protect security of cryptocurrencies

Data travels through thousands of miles of fiber optic cables underneath the world’s oceans — via pulses of light. And according to experts, the data in these cables is at great risk of being intercepted. However, a newly designed frequency comb might be an effective tool for data encryption.

Story added 11. January 2018, content source with full text you can find at link above.