New Delhi, May 1 -- The government has revamped the National Security Advisory Board (NSAB) - a move that came amid speculations about India's possible retaliation to the Pahalgam terror attack, given its cross-border linkages.

It is learnt that former R&AW chief Alok Joshi has been appointed as NSAB chairman.

The NSAB is an advisory body that provides inputs to the National Security Council Secretariat.

The new members appointed to the NSAB are former Western Air Commander Air Marshal PM Sinha, former Southern Army Commander Lt Gen A K Singh and Rear Admiral (retd) Monty Khanna, people familiar with the matter said.

Former diplomat B Venkatesh Varma and retired IPS Rajiv Ranjan Verma have also been appointed to the NSAB as its member...