I could probably dig up a half dozen examples of this; I try not to pay attention to politics, but I am old and every time I hear this story again I figure we couldn't possibly have any secrets left for the Israelis to sell to China.
Heres one: http://www.israelnationalnews.com/News/News.aspx/175404
Moar examples: https://www.foreignpolicyjournal.com/2014/06/06/how-israel-h...
Denying this is kind of like denying the sky is blue.
Try running google search on <Britain> exporting military technology hurts USA, substitute Britain with any other country. You'll be surprised. There are certain people who would just jump on any opportunity to paint Israel in a bad light and exaggerate any negative news. Many of your sources quoted in your first post are blatantly against Israel. Please, don't turn Hacker news into a platform promoting a certain political sentements.
The second link is as advertised though - however the person responsible did resign (assuming it wasn't some broader conspiracy).