Infosys co-founder N R Narayana Murthy's "continuous assault", including his latest letter, is the primary reason that Vishal Sikka resigned as the company's chief executive officer and managing director, the IT-major said in a press release sent to the BSE.

Calling Murthy's campaign "misguided", the release said that the board would not be distracted by it and "continue to adhere to the highest international standards of corporate governance". The release alleged Murthy demanded that the Infosys Board adopt certain changes in policy or else ...