TikTok and its owner ByteDance today sued the federal government to block the "Foreign Adversary Controlled Applications" law that would prohibit TikTok in the US if the company isn't sold to a non-Chinese firm, writes Jon Brodkin in Ars Technica. 

Cloud security company Wiz has raised $1 billion in a funding round.

Palo Alto, Calif.-based Augment, an AI coding assistance startup, has emerged from stealth with the announcement of a $227 million Series B funding round.

Dropzone AI, a company that delivers pre-trained autonomous AI analysts that work alongside human analysts on security operations teams, has raised $16.85 million in a Series A funding round.