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As bad actors weaponize AI to exploit software vulnerabilities at unprecedented speed, companies are increasingly recognizing the need to bolster their cybersecurity defenses. The round valued the three-year-old startup at $725 million.
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After achieving $2.2 billion in revenue in 2025, the defense tech startup has raised another massive round, led by Thrive and…

Former cybersecurity executive Peter Williams stole several surveillance and hacking tools and sold them for $1.3 million to a…

The raise gives Sierra more than $1 billion to work with — capital the company says it will use to become the "global standard"…

Braintrust, a startup that makes an “operating system for engineers building AI software,” notified customers that hackers broke…

Nvidia continues to be a big investor in the AI ecosystem.

For founders and investors, Anthropic's new offering signals that the AI platform wars are expanding downmarket and that the next…