The information was shared by Israeli media.
》Hackers infiltrating Dimona nuclear reactor, stealing data.
We have targeted some servers of the baby killer regime's nuclear organisations. In this operation, while wiping and destroying the data, we saved a part of it which includes 7GB data that we will disclose them to the people of the world.
https://twitter.com/anonymous_opil/status/1769756815560990746
https://www.i24news.tv/en/news/israel/defense/artc-hackers-claim-infiltrating-dimona-nuclear-reactor