India, May 10 -- Among the names being informally discussed as potential successors are Vikram Misri and Tapan Deka.

At 81 and set to turn 82 in January 2027, National Security Advisor, Ajit Doval remains one of the longest-serving and most influential national security strategists in independent India. Born on 20 January 1945, Doval has occupied the post of National Security Advisor continuously since May 2014 and is currently serving his third consecutive term under Prime Minister Narendra Modi.

Now, according to discussions within sections of the security and strategic establishment, there is increasing speculation that the government may begin considering a transition at the top of the national security architecture.

While there is...