Volunteer hacking efforts could unwittingly pull countries or private companies into a murky geopolitical mess, a researcher says.

Laura Galante comes to the role after several years of running her own cybersecurity firm. The Ukrainian government was one of her clients.

Both efforts relied on malicious documents, officials said.

Russia want to control the internet in occupied Ukraine to feed the population disinformation — and to prevent Ukrainians from sharing video of Russian troops with Ukrainian soldiers, one expert said.

Rep. Adam Smith said the U.S. needs to invest in modernizing national security software and systems, which he said are vulnerable to cyberattacks.

The release seems designed to drive a wedge between Russia and its close ally Russia.