Alphabet's Google plans to appeal against the "adverse" portion of the court decision in the U.S. Department of Justice’s monopoly case against the technology giant. On Thursday U.S. District Judge Leonie Brinkema found Google liable for "willfully acquiring and maintaining monopoly power" in markets for publisher ad servers and ad exchanges.

A federal judge in Virginia has ruled that Google’s advertising technology unit is an illegal monopoly, handing the tech giant its second major antitrust loss.

Alphabet's Google illegally dominated two markets for online advertising technology, a federal judge said on Thursday, dealing another blow to the tech titan in an antitrust case brought by the U.S. U.