India, June 2 -- Scientists have devised a method to overcome distortion due to photon-polarization posed by the constant movement of satellites as well as scrambling of polarization in optical fibres and achieve secure long-distance communication without use of conventional active-polarization tracking devices which are costly.

In this digital age, keeping one's data secure is both a challenge and constant worry. With an increased usage of online services and payment gateways, personal data like Aadhar, PAN, phone numbers, photos, and all classified information remain highly vulnerable.

In order to counter possible data breaches by miscreants and secure communication for both personal and strategic purposes like defence and national se...