He said the Indian army is the world's best and when it says something, it should be believed.
"From the day of the strike till today, some politicians are seeking proof," Parrikar said without taking any names.
"When Indian Army says something we should believe it. It (Army) is world's best, professional, brave and having a very high integrity. I do not feel that anybody will seek proof from them (Army) here in Ahmedabad," he added at a function here of Nirma University, called 'Know my Army'.
"Two good things have happened after the surgical strikes. First thing is (that) except some politicians, every Indian is rising in unison and standing behind our brave soldiers. And the second thing is we (Indians) have acquired sensitivity regarding national security in a very effective way," he said.
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With regard to the ceasefire violations by Pakistan, the Defence Minister said the Indian Army was giving a befitting reply.
To a question on security lapses, Parrikar said, "When you are doing things and if there are lapses in it, then mistakes should be rectified."
Parrikar praised the university for organising such a programme and called upon youths to join the Army.
Later, Parrikar while talking to reporters, said one thing is clear that his government is serious about national security.
On the illegal sneaking-in of people in Gujarat from border adjoining Pakistan, Parrikar said, "BSF is tightening security at the border. You also know that this is a difficult area where we cannot put up fences as it is a marshy area. But we will use technology and fill the gaps to ensure no unauthorised person enters our territory.