• Updated

Signal, an end-to-end encrypted messaging app long considered one of the most secure in the world, has recently faced attacks from hackers accused of links to Russia.

  • Updated

Chinese startup DeepSeek released "preview" versions of a new artificial intelligence model Friday, more than a year after it stunned the world with a low-cost reasoning model that matched the capabilities of US rivals.

  • Updated

Artificial intelligence company OpenAI said Tuesday that it would release its latest cybersecurity model to a limited number of partners, after rival Anthropic also restricted release of a new system that uncovered thousands of vulnerabilities.