Twenty, which uses AI to help US military hackers penetrate adversary computer networks, raised a $100M Series B led by Accel at a $1B valuation (Colin Demarest/Axios)

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Twenty raised $100 million at a $1 billion valuation for AI-assisted cyber operations tools used by U.S. military hackers.

Categories: Money & Moves

Excerpt

<a href="https://www.axios.com/2026/06/17/twenty-cybersecurity-hacks-accel-venture"><img align="RIGHT" border="0" hspace="4" src="http://www.techmeme.com/260617/i20.jpg" vspace="4" /></a> <p><a href="https://www.techmeme.com/260617/p20#a260617p20" title="Techmeme permalink"><img height="12" src="http://www.techmeme.com/img/pml.png" style="border: none; padding: 0; margin: 0;" width="11" /></a> Colin Demarest / <a href="https://www.axios.com/">Axios</a>:<br /> <span style="font-size: 1.3em;"><b><a href="https://www.axios.com/2026/06/17/twenty-cybersecurity-hacks-accel-venture">Twenty, which uses AI to help US military hackers penetrate adversary computer networks, raised a $100M Series B led by Accel at a $1B valuation</a></b></span>&nbsp; &mdash;&nbsp; Twenty, a cyber warfare startup, raised $100 million and is now valued at $1 billion. &hellip; - Even rarer is Twenty's unabashed pursuit and advertisement of offensive cyber tools.</p>