“Pentagon and intelligence officials describe to the Times "broad hesitation" to tell Trump about the details of the operations against Russia. They tell the Times there was concern over how Trump would react, and the possibility that Trump might reverse the operations or discuss it with foreign officials.”
https://www.cnn.com/2019/06/15/politics/us-ramping-up-cyberattacks-russia/index.html
https://www.cnn.com/2019/06/15/politics/us-ramping-up-cyberattacks-russia/index.html