Browsers blocked affected certificates while website operators rushed to update vulnerable software. Experts explain what went wrong, how attackers could exploit such weaknesses and what users and businesses can do to better protect themselves online.
Through Sanchar Saathi app, the Centre aims to help mobile users protect themselves against fraud, phone theft, fake SIMs and unauthorised mobile-connections.
The breach is said to be limited to unclassified emails but the inboxes of Burns and Kritenbrink reportedly could have exposed details of US administration's planned trips to China and details of its policy towards China.