Segurança digital para pessoas e empresas
Certisign (certisign.com.br) scores 89 out of 100 on Brand Analyzer, placing it in the Strong Brand tier among Technology brands, SaaS brands, Finance brands, in the 96th percentile of 47198 Technology brands.
Certisign is a Brazilian digital certification authority founded in 1996 and headquartered in São Paulo. The company provides digital certificates, TLS/SSL solutions, electronic signatures, and biometric identification services designed to secure digital transactions and verify identities. Its offerings target professionals, businesses of all sizes, and website owners requiring legally valid digital security solutions. Certisign positions itself as a leading certification authority in Brazil within the technology, SaaS, and finance sectors.
| Brand Name | Certisign |
|---|---|
| Domain | certisign.com.br |
| Industry | Technology, SaaS |
| Founded | 1996 |
| Headquarters | São Paulo |
| Main Competitors | Serasa Experian (87/100), Valid (81/100), Soluti (84/100), Safeweb (80/100), Serpro (82/100), DigiCert (91/100), Sectigo (83/100), GlobalSign (91/100) |
Moz Domain Authority 57/100 vs category average 39 / leader 100 - a strong backlink profile, so AI systems frequently encounter mentions of the brand.
Certisign has a dedicated Wikipedia entity - a top-weighted signal AI models rely on to identify and describe the brand.
The homepage meta description reads "Conheça os serviços da Certisign️: certificados digitais, TLS/SSL, assinaturas eletrônicas, soluções em biometria e identificação digital." (Meta description: 16 words (ideal length). OG description present and descriptive) - this is the summary AI engines are most likely to quote.
Structured data on the homepage: 1 JSON-LD block(s), Organization schema, Breadcrumb/Website schema, og:title, og:description, og:image, og:type, Twitter cards, canonical. Adding FAQ schema would further help AI crawlers parse the brand's identity.
AI-crawler access: robots.txt present, no AI bot restrictions - robots.txt controls whether engines like GPTBot and ClaudeBot can read the site at all.
Content is PT-only, limiting citation in English-language AI answers.
Detected tech stack: Nginx, WordPress, Ghost.
Social footprint: verified profiles on LinkedIn, YouTube, Instagram, X (Twitter), GitHub; no detected presence on Facebook - consistent profiles reinforce the brand's identity across the web.
0 Reddit mentions - community discussion signals real-world reputation to AI models.
Live results from asking a general-purpose AI assistant about the brand, checked October 2026.
When asked "What is Certisign?", Claude could identify the brand as of October 2026. Certisign is a Brazilian certification authority and one of the pioneers in digital certificate issuance in Brazil, providing digital certificates for individuals and businesses to enable secure electronic signatures and identity verification, especially within the ICP-Brasil pub Best known for Being one of the first and largest certification authorities (CAs) in Brazil for ICP-Brasil digital certificates.
When asked "Best brands similar to Certisign?", Claude would recommend Certisign as of October 2026. It's a well established and trusted name in Brazil's digital certification market, so it would naturally come up alongside other ICP-Brasil accredited CAs like Serasa Experian or Valid.
Common questions people ask in Google, ChatGPT, Claude, Gemini, Perplexity, and other AI search engines.
Certisign's main competitors in Technology: Serasa Experian (87/100), Valid (81/100), Soluti (84/100), Safeweb (80/100), Serpro (82/100).
Sources: Brand Analyzer scan
Certisign offers digital certificates, TLS/SSL certificates, electronic signature solutions, and biometric identification services, catering to individuals, companies, and website owners seeking secure and legally valid digital identity verification.
Sources: Certisign official site
Certisign is a Brazilian certification authority founded in 1996 and based in São Paulo, specializing in digital certification, electronic signatures, and identity verification services for individuals, businesses, and website owners.
Sources: Certisign official site
Certisign has moderate AI-search visibility, scoring 58/100 on Brand Analyzer's AI visibility composite (visibility 63, trust 46, recommendation 62). This estimates how likely AI engines like ChatGPT, Claude, Gemini and Perplexity are to know, trust, and recommend the brand.
Sources: Certisign official site
Certisign was founded in 1996. Certisign operates in the Technology category. It is analyzed by Brand Analyzer across seven brand dimensions and AI-search visibility.
Sources: Wikidata
Certisign is headquartered in São Paulo. Certisign operates in the Technology category.
Sources: Wikidata
Certisign provides digital certificates, TLS/SSL solutions, electronic signature services, and biometric identification tools that help secure digital transactions and verify the identity of people, companies, and websites in Brazil.
Sources: Certisign official site
Certisign scores 62/100 on Brand Analyzer's AI recommendation signal, indicating it is reasonably likely to be surfaced when AI assistants like ChatGPT suggest Technology options. Recommendation depends on crawlability, structured data, and category authority; a Wikipedia presence helps.
Sources: Certisign official site
Certisign is known for being a leading digital certification authority in Brazil, offering legally valid digital certificates and electronic signature solutions used by businesses and professionals for secure online transactions.
Sources: Certisign official site
Certisign can improve AI discoverability by strengthening structured data (Organization and FAQ schema), maintaining an accurate Wikipedia/Wikidata entity, earning authoritative citations, and keeping content crawlable for AI bots. Brand Analyzer measures these as visibility, trust, and recommendation signals.
Sources: Certisign official site
Certisign is used by professionals, companies of all sizes, and website owners in Brazil who require digital certification, secure electronic signatures, or identity verification solutions for their online and business operations.
Sources: Certisign official site
Certisign scores 58/100 for AI visibility - how well ChatGPT, Claude, Perplexity and Google AI Overviews can discover, identify and cite the brand.
Certisign has a limited AI-visibility profile at 58/100 - a proxy for how readily ChatGPT, Perplexity and Google's AI Overviews can recognise and cite it. Its strongest area is visibility (63/100) and its weakest is trust (46/100). It benefits from a recognised Wikipedia company entity, a Wikidata knowledge-graph entry and a Moz Domain Authority of 57/100. The main gaps holding it back: no llms.txt to steer AI to its best pages. In a live check, Claude could already identify Certisign from memory (October 2026) - a sign these signals are paying off.
The score combines seven dimensions - name quality, digital presence, visual identity, messaging clarity, trust foundation, AI discoverability, and brand authority - into a single objective benchmark.
Ranked closest to Certisign: Cerebras (89/100), CentOS (89/100), Chatroulette (89/100), Checkmk (89/100).
A step up - brands to learn from: Zuken (91/100), Zoom (91/100).
Category leader: Hostinger (97/100).
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