Mr. Soliman, corum is only one of the people who wonders what you were doing with this thread all along. It seems you knew what you thought the answer was and were playing us for fools. He was not insulting you. He was suggesting (I believe) that if we continue to engage in this with you, we are the foolish ones.
Even if secret were an uncountable word, it would be possible to use no anyway.
We all know that "information" is an uncountable word: I have no information for you. I don't have any information for you.
Both sentences should be correct!