- Latest round
- $100M Series C (Oct 2026)
- Valuation
- $2.2B
Blackwall, formerly Botguard, is an Estonian web security company whose software runs inside hosting providers' own infrastructure. It filters bots, DDoS attacks and AI agent traffic for the websites those providers host. In October 2026 it raised a $100 million Series C led by AVP at a $2.2 billion valuation, a month after it was reported as a unicorn.