Researchers further linked China to a large-scale spam network trying to influence the US through YouTube videos (some from hijacked channels) with “clumsy” translations and computer-generated voices. Google said it had disrupted the network, including the removal of more than 3,000 channels, and that it didn’t have any practical reach. There haven’t been any “significant” coordinated influence campaigns on its platforms that targeted US voters, Google said.

The company also pointed to North Korean groups trying to compromise COVID-19 researchers and pharmaceutical firms in September through phishing and malware.

Brute force attacks also played a role, Google added. They’re less common from