CISO Tribune

Vendor comparison · 2 companies

Blackwall vs Cloudflare

Blackwall sells a web traffic management platform for the hosting market. Cloudflare sells one platform for apps, agents and workforce. CISO Tribune files both under DDoS protection and WAF and WAAP. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

Change the companies

Up to four companies side by side.

  • Blackwall
  • Cloudflare
Blackwall vs Cloudflare: Products, Customers and Funding Compared
BlackwallBlackwall sells a web traffic management platform for the hosting market.blackwall.comCloudflareCloudflare sells one platform for apps, agents and workforce.cloudflare.com
What it sells
  • GateKeeper[4][6]Blackwall's flagship product, deployed across 2.3M+ websites and applications.
  • DDoS Protection[11][12][13][25][26]DDoS protection backed by 500 Tbps of network capacity.
  • Magic Transit[12][13]DDoS protection for networks at layers 3 and 4.
  • Spectrum[12][13]DDoS protection for TCP/UDP applications.
  • Bot Management[11][21][22][25]Custom machine learning models for each bot management customer.
  • RealtimeKit[24]A toolkit for real-time audio and video communication.
Categories
Headquarters
Not stated on its pagesSan Francisco, United States[3][28]
Founded
Not stated on its pages2009[4]
Ownership and funding
Privately heldPublic (NYSE: NET)[2][10][19][20][28][31][32]
Named customers
Not stated on its pages
  • Canva[5]
  • Discord[6]
  • Shopify[7]
  • Lawrence Berkeley National Laboratory[8]
Recent news
  • October 20, 2026Blackwall announced it raised $100 million at a $2.2 billion valuation in a C round led by AVP, with existing investors Dawn Capital, MMC Ventures and Tera Ventures.[9]
  • October 9, 2026Cloudflare announced that the Deno team is joining the company, with the stated aim of simplifying self-hosting of Workers and Durable Objects.[18]
  • August 6, 2026Cloudflare reported second-quarter 2026 revenue of $696.1 million, up 36% year over year.[9]
  • June 4, 2026Cloudflare acquired VoidZero, the open source company behind the Vite JavaScript build tooling ecosystem.[10]
  • May 7, 2026Cloudflare reported first-quarter 2026 revenue of $639.8 million, up 34% year over year.[2]
  • April 14, 2026Cloudflare announced Cloudflare Mesh, a private networking solution built for AI agents.[32]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: listed, seen November 3, 2026[20]
Who it fits
From its own pages, Blackwall sells mainly to hosting providers and service providers, who offer its security to their own customers. Blackwall describes itself as channel-first, protecting websites through hosting providers around the world. Blackwall solutions are aimed at hosting providers, cloud platforms and enterprise networks. GateKeeper is described as protecting SMB customers worldwide. Service providers can white-label the product and keep control over how security features are delivered to their customers.From its own pages, Cloudflare sells to organizations from startups to the world's largest enterprises. Cloudflare describes its security platform as serving organizations from startup to enterprise. Cloudflare addresses developers building frontend applications, from static sites to complex web apps. Cloudflare works with managed service partners that serve small to midsize organizations. Cloudflare works with global partners serving the Large Enterprise segment.
Last verified
October 21, 2026October 10, 2026

Where they overlap

  • Blackwall and Cloudflare are both filed under DDoS protection and WAF and WAAP.

Where they differ, field by field

  • Blackwall's primary category is Bot and abuse management; Cloudflare's is DDoS protection.
  • Blackwall is also filed under Network visibility and traffic brokering. Cloudflare is also filed under SASE and SSE and DNS security.
  • Blackwall lists GateKeeper. Cloudflare lists DDoS Protection, Magic Transit, Spectrum, Bot Management and RealtimeKit.
  • Cloudflare is headquartered in San Francisco, United States.
  • Cloudflare was founded in 2009.
  • Blackwall is privately held. Cloudflare is a public company listed on NYSE as NET.
  • Cloudflare publicly names Canva, Discord, Shopify and Lawrence Berkeley National Laboratory.

What it sells: Blackwall

What GateKeeper does[4][6]
GateKeeper is described as the flagship product of Blackwall and is deployed across 2.3M+ websites and applications. GateKeeper is described as protecting SMB customers worldwide against emerging threats. The latest version of Blackwall's GateKeeper is v1.6.x.

What it sells: Cloudflare

What DDoS Protection does[11][12][13][25][26]
Cloudflare says its DDoS protection absorbs the largest attacks with 500 Tbps of network capacity. Cloudflare offers 24/7 email and phone support, including an Under Attack hotline.
What Spectrum does[12][13]
Cloudflare Spectrum provides DDoS protection for TCP/UDP applications. Spectrum covers applications built with any protocols, including custom protocols.
What Bot Management does[11][21][22][25]
Cloudflare built a platform to deploy custom machine learning models for every bot management customer. Super Bot Fight Mode includes bot protection for Pro, Business and all Enterprise customers.
What RealtimeKit does[24]
RealtimeKit handles WebRTC complexities, connection management and global routing. RealtimeKit Agents supports building voice bots, interactive assistants and automated support systems.

Questions about Blackwall and Cloudflare

What do Blackwall and Cloudflare sell?
Blackwall sells GateKeeper. Cloudflare sells DDoS Protection, Magic Transit, Spectrum, Bot Management and RealtimeKit.
Are Blackwall and Cloudflare in the same category?
They share DDoS protection and WAF and WAAP. Blackwall's primary category is Bot and abuse management and Cloudflare's is DDoS protection.
Where are Blackwall and Cloudflare headquartered?
Cloudflare is headquartered in San Francisco, United States.
When were Blackwall and Cloudflare founded?
Cloudflare was founded in 2009.
Who owns Blackwall and Cloudflare?
Blackwall is privately held. Cloudflare is a public company listed on NYSE as NET.
Which customers do Blackwall and Cloudflare name?
Cloudflare publicly names Canva, Discord, Shopify and Lawrence Berkeley National Laboratory.
Who are Blackwall and Cloudflare sold to?
From its own pages, Blackwall sells mainly to hosting providers and service providers, who offer its security to their own customers. From its own pages, Cloudflare sells to organizations from startups to the world's largest enterprises.
What have Blackwall and Cloudflare announced recently?
October 20, 2026: Blackwall announced it raised $100 million at a $2.2 billion valuation in a C round led by AVP, with existing investors Dawn Capital, MMC Ventures and Tera Ventures. October 9, 2026: Cloudflare announced that the Deno team is joining the company, with the stated aim of simplifying self-hosting of Workers and Durable Objects.

About Blackwall

Blackwall sells a web traffic management platform for the hosting market. Blackwall is a security infrastructure company focused on protecting web ecosystems from automated threats. Blackwall raises $100M at a $2.2B valuation to scale its global web traffic management platform. Blackwall describes itself as an AI-enabled security and web infrastructure company dedicated to safeguarding web ecosystems from automated threats.[2][3][4]

Blackwall is a channel-first web security company protecting millions of websites through hosting providers around the world. Every website connected to Blackwall initially operates in monitoring mode. The Blackwall platform analyses traffic in real time, detects malicious activity and generates security alerts that are delivered to website owners through Blackwall hosting partners.[5]

Blackwall integrates into a service provider's existing environment and tools, so the provider can package, price and deliver security its own way. Service providers can create new security tiers and add-ons on the infrastructure they already operate. Blackwall lets service providers make protection available across their entire customer base, from a simple upsell to security included by default. Blackwall offers modular security and traffic components that providers mix and match into tailored packages for every client tier.[1][2]

Blackwall technology can be white-labelled, and providers maintain control over how security features are delivered to their customers. Service providers can automate provisioning and management within their existing environment. Blackwall describes a model in which providers deploy across their client base and retain control of the customer relationship.[2]

Blackwall offers a component that visualises traffic patterns, visitor behaviour and anomalies for clients. Blackwall offers a component that stops malicious automated traffic and scraping. Blackwall offers a component that protects workloads against application-layer attacks. Blackwall offers a component that shields applications from common vulnerabilities, injection attacks and emerging threats. Blackwall offers a component that tailors security policies and traffic handling to individual client requirements. Blackwall offers a component that caches assets at the edge to accelerate content delivery and reduce origin server load.[1][2]

GateKeeper is described as the flagship product of Blackwall and is deployed across 2.3M+ websites and applications. GateKeeper is described as protecting SMB customers worldwide against emerging threats. The latest version of Blackwall's GateKeeper is v1.6.x. Blackwall provides several methods to integrate web servers with the Blackwall service.[4][6][7]

Blackwall is a brand and trademark of Botguard OÜ. BotGuard is legally registered in Estonia. Blackwall is backed by European investors. The Blackwall team is distributed across Europe, APAC and the Americas. Blackwall solutions are aimed at hosting providers, cloud platforms and enterprise networks.[1][3][4][8]

Blackwall on the record

Sources

Blackwall full record

  1. [1]blackwall.comBlackwall · blackwall.com · undated page, accessed October 21, 2026 · Tier A
  2. [2]Blackwall – Cybersecurity, Bot Protection & Web SecurityBlackwall · undated page, accessed November 10, 2026 · Tier A
  3. [3]About Us – BlackwallBlackwall · undated page, accessed November 10, 2026 · Tier A
  4. [4]Pre-Sales Solutions Architect - LATAM - BlackwallBlackwall · undated page, accessed November 10, 2026 · Tier A
  5. [5]Senior Product Manager - Conversion Optimisation - BlackwallBlackwall · undated page, accessed November 10, 2026 · Tier A
  6. [6]Blackwall DocsBlackwall · undated page, accessed November 10, 2026 · Tier A
  7. [7]Web Server Overview - Blackwall DocsBlackwall · undated page, accessed November 10, 2026 · Tier A
  8. [8]Blackwall Legal Information – BlackwallBlackwall · undated page, accessed November 10, 2026 · Tier A
  9. [9]Blackwall Raises $100M at $2.2B Valuation to Scale Its Global Web Traffic Management Platform for the Hosting MarketBusiness Wire · published October 20, 2026 · Tier A

Cloudflare full record

  1. [1]cloudflare.comCloudflare · cloudflare.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Cloudflare announces first quarter 2026 financial resultsCloudflare · cloudflare.com · published May 7, 2026 · Tier A
  3. [3]About overviewCloudflare · cloudflare.com · undated page, accessed September 27, 2026 · Tier A
  4. [4]Technologys promise def con china 1 0 highlightsCloudflare · blog.cloudflare.com · published June 5, 2019 · Tier A
  5. [5]CanvaCloudflare · cloudflare.com · undated page, accessed October 10, 2026 · Tier A
  6. [6]DiscordCloudflare · cloudflare.com · undated page, accessed October 10, 2026 · Tier A
  7. [7]ShopifyCloudflare · cloudflare.com · undated page, accessed October 10, 2026 · Tier A
  8. [8]Lawrence berkeley national laboratoryCloudflare · cloudflare.com · undated page, accessed October 10, 2026 · Tier A
  9. [9]Cloudflare announces second quarter 2026 financial resultsCloudflare · cloudflare.com · published August 6, 2026 · Tier A
  10. [10]Cloudflare acquires voidzero to build the future of the ai native webCloudflare · cloudflare.com · published June 4, 2026 · Tier A
  11. [11]Cloudflare: Build for the agent eraCloudflare · undated page, accessed October 23, 2026 · Tier A
  12. [12]Cloudflare DDoS Protection & Mitigation SolutionsCloudflare · undated page, accessed October 23, 2026 · Tier A
  13. [13]Magic Transit - Unmatched DDoS Protection for NetworksCloudflare · undated page, accessed October 23, 2026 · Tier A
  14. [14]US Privacy Law Compliance FAQs | CloudflareCloudflare · undated page, accessed October 23, 2026 · Tier A
  15. [15]Cloudflare Stream - All-in-one Video PlatformCloudflare · undated page, accessed October 23, 2026 · Tier A
  16. [16]Cloudflare Artifacts - Versioned Git-compatible storage for agentsCloudflare · undated page, accessed October 23, 2026 · Tier A
  17. [17]Cloudflare AI Search - Automatic RAG infrastructure and queryingCloudflare · undated page, accessed October 23, 2026 · Tier A
  18. [18]Posts tagged "Acquisitions" — Cloudflare BlogCloudflare Blog · published October 9, 2026 · Tier A
  19. [19]Cloudflare Application Security and Performance Reviews 2026 - G2G2 · undated page, accessed October 23, 2026 · Tier C
  20. [20]Cloudflare Reviews, Ratings & Features 2026 | Gartner Peer InsightsGartner Peer Insights · undated page, accessed October 23, 2026 · Tier C
  21. [21]Web Security Platform - WAF, DDoS Protection, Bot ManagementCloudflare · undated page, accessed November 3, 2026 · Tier A
  22. [22]Building unique, per-customer defenses against advanced bot threats in the AI era | Cloudflare BlogCloudflare Blog · undated page, accessed November 3, 2026 · Tier A
  23. [23]Frontend Development PlatformCloudflare · undated page, accessed November 3, 2026 · Tier A
  24. [24]Cloudflare RealtimeKit - Voice, Video & Multimodal AppsCloudflare · undated page, accessed November 3, 2026 · Tier A
  25. [25]Shopify & Cloudflare | Customer StoryCloudflare · undated page, accessed November 3, 2026 · Tier A
  26. [26]Cloudflare and Rackspace Technology Expand Partnership with Managed Services | Cloudflare BlogCloudflare Blog · undated page, accessed November 3, 2026 · Tier A
  27. [27]Cloudflare Partner Program Now Supports SASE & Zero Trust Managed Services | Cloudflare BlogCloudflare Blog · undated page, accessed November 3, 2026 · Tier A
  28. [28]About | Cloudflare RadarCloudflare Radar · undated page, accessed November 3, 2026 · Tier A
  29. [29]Cloudflare to Acquire Replicate to Build the Most Seamless AI Cloud for DevelopersCloudflare · published November 17, 2025 · Tier A
  30. [30]Cloudflare Acquires Astro to Accelerate the Future of High-Performance Web DevelopmentCloudflare · published January 16, 2026 · Tier A
  31. [31]Cloudflare Strengthens Content Offering to AI Companies with Acquisition of Human NativeCloudflare · published January 15, 2026 · Tier A
  32. [32]Cloudflare Launches Mesh to Secure the AI Agent LifecycleCloudflare · published April 14, 2026 · Tier A

Spot a factual error? Request a correction.