New Delhi, Oct. 21 -- An internal probe by HDFC Bank Ltd. - India's largest by market value - found evidence that two senior executives disclosed confidential business strategies and possible market-sensitive information to outsiders, according to people familiar with the matter.

The executives oversee certain key businesses and functions at the bank, according to the people, who asked not to be named discussing confidential matters.

HDFC identified the executives during an internal investigation that began after some leaders grew concerned about the possibility of information being leaked, the people said. The probe is still underway as the bank continues to examine whether the information was misused, the people said.

An HDFC Bank sp...