United Arab Emirates (UAE) was the target of cyber attacks after establishing formal ties with Israel, the Gulf Arab state’s cyber security head said on Sunday, Reuters reported.

“Our relationship, for example, with the normalization with Israel really opened a whole huge attacks from some other activists against the UAE,” Mohamed Hamad al-Kuwaiti said during an onstage interview at a conference in Dubai.

Kuwaiti said the financial sector was targeted but did not elaborate. He did not say if any of the attacks were successful or provide details on who the perpetrators were.