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Armadin raises $255.5M at a $2.5B-plus valuation for its AI attack platform

Armadin's $255.5M Series B brings its disclosed funding to $445M, with Andreessen Horowitz and Accel co-leading.

By RuntimeWire Staff · Published Oct 1st, 2026, 7:05am CT

An unmarked investment folder rests on a table before server racks, representing Armadin’s cybersecurity funding.

Armadin's $255.5M Series B brings its disclosed funding to $445M, with Andreessen Horowitz and Accel co-leading.

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