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Blackwall
Blackwall (formerly BotGuard) is a security and web infrastructure company founded in 2019 by Nikita Rozenberg (CEO) and Denis Prochko (CTO). The company provides AI-enabled web traffic management…
Blackwall
Blackwall (formerly BotGuard) is a security and web infrastructure company founded in 2019 by Nikita Rozenberg (CEO) and Denis Prochko (CTO). The company provides AI-enabled web traffic management…
TL;DR
Flagship product: GateKeeper — a high-availability reverse-proxy for real-time traffic inspection and mitigation
Threat coverage: Mitigates malicious bots, L7 DDoS, brute-force attacks while providing WAF, caching, rate limiting
Recent funding: €45M Series B (Mar 2025) led by Dawn Capital
Founders: Nikita Rozenberg (CEO) and Denis Prochko (CTO)
Rebrand: Rebranded from BotGuard (legal name Botguard OÜ) to Blackwall
Company Overview
Problem Domain
Automated web threats and malicious traffic targeting hosting providers, managed service providers and large multi-tenant web platforms.
Founded
2019
Industry
Cybersecurity / Web infrastructure
Tech Stack
Funding Track Record
€45M
Company announced rebrand from BotGuard to Blackwall; existing investor MMC Ventures participated.
€12M
Investor Signal
“Series B led by Dawn Capital (MMC Ventures participated); third-party profiles list multiple investors (Crunchbase lists eight investors, including Tera Ventures).”
Founders
What we do
Join the Team
Startup jobs. A lot of them.
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