CISO Tribune

Vendor comparison · 2 companies

DigiCert vs Sectigo

DigiCert ONE is a platform that includes Trust Lifecycle Manager for organizations that require CA-agnostic certificate lifecycle management. Sectigo sells digital certificates and website security products for the global business community. CISO Tribune files both under Machine identity and PKI. 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.

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  • DigiCert
  • Sectigo
DigiCert vs Sectigo: Products, Customers and Funding Compared
DigiCertDigiCert ONE is a platform that includes Trust Lifecycle Manager for organizations that require CA-agnostic certificate lifecycle management.digicert.comSectigoSectigo sells digital certificates and website security products for the global business community.sectigo.com
What it sells
  • AI Trust Manager[1][8]Helps organizations discover, secure, and govern AI agents, AI models, and MCP servers.
  • CertCentral[1][3]Used to order and administer DigiCert certificates.
  • Private CA[1][7]DigiCert's Private CA solutions are pointed to strictly internal use cases.
  • DigiCert X9 PKI[7]A dedicated public key infrastructure for interoperability and flexibility for non-web browsers.
  • Sectigo Certificate Manager[5][10]Finds every certificate you own, renews them automatically, and alerts you before anything expires.
  • Sectigo Partner Platform[14]A platform that lets MSPs turn certificate lifecycle management into a managed service.
  • SSL/TLS Certificates[13]Digital certificates to secure a website.
  • Mark Certificates[8]Certificates that display brand logos in email.
Categories
Headquarters
Not stated on its pagesScottsdale, United States[2]
Founded
Not stated on its pagesNot stated on its pages
Ownership and funding
Not stated on its pagesOwned by GI Partners since 2020[3][5][7]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • September 24, 2026DigiCert announced general availability of Quantum Central, a DigiCert ONE platform offering that helps organizations manage progress toward post-quantum cryptography readiness.[12]
  • March 24, 2026Sectigo introduced Sectigo Partner Platform, a multi-tenant platform for MSPs, MSSPs, VARs and distributors to offer certificate lifecycle management services.[14]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: listed, seen October 28, 2026[7]
  • Gartner Peer Insights: Not stated on its pages
Who it fits
X9 PKI is aimed at host-to-host communications (mTLS) involving multiple organizations. DigiCert issues ZertES certificates for organizations and individuals that require legally recognized digital trust under Swiss law. Trust Lifecycle Manager is described for organizations that require CA-agnostic certificate lifecycle management. DigiCert AI Trust Manager is described for organizations that need to discover, secure, and govern AI agents, AI models, and MCP servers. CertCentral Europe is hosted in European data centers for customers with data residency and sovereignty requirements.From its own pages, Sectigo sells mainly to organizations that need to manage certificates across the enterprise, from any source. Channel partners such as MSPs, MSSPs, VARs and distributors are the audience for Sectigo Partner Platform. Manufacturers are a named audience for Sectigo's eIDAS sealing certificates, which let them digitally seal conformity documents. Businesses that accept payment cards can use Sectigo's PCI scanning and reporting.
Last verified
November 5, 2026November 2, 2026

Where they overlap

  • Machine identity and PKI is the primary category of both DigiCert and Sectigo.

Where they differ, field by field

  • DigiCert is also filed under Post-quantum cryptography, DNS security and Email authentication and DMARC.
  • DigiCert lists AI Trust Manager, CertCentral, Private CA and DigiCert X9 PKI. Sectigo lists Sectigo Certificate Manager, Sectigo Partner Platform, SSL/TLS Certificates and Mark Certificates.
  • Sectigo is headquartered in Scottsdale, United States.
  • Sectigo is owned by GI Partners, since 2020.

How they differ

CISO Tribune files both DigiCert and Sectigo under Machine identity and PKI, and lists that as the primary category for each. DigiCert also appears under Post-quantum cryptography, DNS security, and Email authentication and DMARC. Sectigo is a Certificate Authority that sells digital certificates to secure websites, along with signing certificates and mark certificates that display brand logos in email. DigiCert offers Verified Mark Certificates, which let organizations display a registered trademark logo in supported email clients.

On certificate management, Sectigo sells Sectigo Certificate Manager, which finds certificates, renews them automatically, and alerts users before expiration. DigiCert sells CertCentral for ordering and administering its certificates, and its DigiCert ONE platform includes Trust Lifecycle Manager for CA-agnostic certificate lifecycle management. DigiCert also sells AI Trust Manager, which covers AI agents, AI models, and MCP servers, and DigiCert X9 PKI, a dedicated public key infrastructure for non-browser TLS authentication. Sectigo sells Sectigo Partner Platform, which lets MSPs turn certificate lifecycle management into a managed service.

Sectigo is headquartered in Scottsdale, United States, and has been owned by GI Partners since 2020. Among recent events, DigiCert announced general availability of Quantum Central on September 24, 2026, and Sectigo introduced Sectigo Partner Platform on March 24, 2026.

What it sells: DigiCert

What AI Trust Manager does[1][8]
DigiCert AI Trust Manager assigns each AI agent a cryptographically verifiable AI Agent Passport linked to its organizational and human ownership. DigiCert AI Trust Manager verifies AI model integrity from development through deployment and runtime. DigiCert AI Trust Manager protects AI agents, AI models, and MCP servers, as well as the systems, tools, and data they access.
What CertCentral does[1][3]
DigiCert certificates can be ordered and administered through CertCentral Europe. CertCentral Europe is hosted in European data centers to address data residency and sovereignty requirements. CertCentral Europe is part of the DigiCert ONE platform.
What DigiCert X9 PKI does[7]
DigiCert X9 PKI is a dedicated public key infrastructure designed to provide interoperability and flexibility for non-web browsers. DigiCert X9 PKI operations are governed by an ASC X9 Policy Committee and undergo an annual independent WebTrust audit. Organizations with existing PKI systems can cross-certify with the X9 PKI root. The X9 PKI is intended for non-browser TLS authentication scenarios.

What it sells: Sectigo

What Sectigo Certificate Manager does[5][10]
Sectigo Certificate Manager is shortened to SCM. It finds every certificate you own, renews them automatically, and alerts you before anything expires. Sectigo says its platform lets teams discover, issue, automate, and renew certificates across every team and environment.
What Sectigo Partner Platform does[14]
Sectigo Partner Platform lets MSPs turn certificate lifecycle management into a managed service. Each end customer gets a fully isolated tenant with separate usage reporting, billing, certificate inventories, and admin controls. Sectigo Partner Platform is currently available to a select number of channel partners.
What SSL/TLS Certificates does[13]
Sectigo sells digital certificates to secure a website, as a Certificate Authority. SSL/TLS certificates help secure data in transit.

Questions about DigiCert and Sectigo

What do DigiCert and Sectigo sell?
DigiCert sells AI Trust Manager, CertCentral, Private CA and DigiCert X9 PKI. Sectigo sells Sectigo Certificate Manager, Sectigo Partner Platform, SSL/TLS Certificates and Mark Certificates.
Are DigiCert and Sectigo in the same category?
Yes. Machine identity and PKI is the primary category of both on CISO Tribune.
Where are DigiCert and Sectigo headquartered?
Sectigo is headquartered in Scottsdale, United States.
Who owns DigiCert and Sectigo?
Sectigo is owned by GI Partners, since 2020.
Who are DigiCert and Sectigo sold to?
X9 PKI is aimed at host-to-host communications (mTLS) involving multiple organizations. From its own pages, Sectigo sells mainly to organizations that need to manage certificates across the enterprise, from any source.
What have DigiCert and Sectigo announced recently?
September 24, 2026: DigiCert announced general availability of Quantum Central, a DigiCert ONE platform offering that helps organizations manage progress toward post-quantum cryptography readiness. March 24, 2026: Sectigo introduced Sectigo Partner Platform, a multi-tenant platform for MSPs, MSSPs, VARs and distributors to offer certificate lifecycle management services.

About DigiCert

DigiCert ONE is a platform that includes Trust Lifecycle Manager for organizations that require CA-agnostic certificate lifecycle management. CertCentral Europe is part of the DigiCert ONE platform. DigiCert ONE is available to customers from global regions including European, Australia, India, Japan, and the United States.[3]

DigiCert certificates can be ordered and administered through CertCentral Europe, which is hosted in European data centers to address data residency and sovereignty requirements. DigiCert signs all SSL certificates using the SHA-256 Algorithm. DigiCert assigns an alphanumeric serial number to each SSL certificate it issues. DigiCert offers identity-validated S/MIME for encryption, signing, and phishing protection. DigiCert describes protecting code signing for software releases.[2][3][4]

Verified Mark Certificates (VMCs) from DigiCert enable organizations to display their registered trademark logo in supported email clients. The BIMI standard requires organizations to have a logo that is a registered trademark so that they can be issued a VMC. DigiCert validates an organization's legal existence and confirms its control over the domain associated with the VMC request using Extended Validation (EV) standards. For a VMC, DigiCert performs additional validation beyond the standard Extended Validation (EV) certificate process. DigiCert validates that the SVG logo complies with BIMI requirements and exactly matches the registered trademark. The individual requesting a VMC must be verified as an authorized representative of the organization. Once approved, DigiCert issues the Verified Mark Certificate.[5][6]

DigiCert X9 PKI is a dedicated public key infrastructure designed to provide interoperability and flexibility for non-web browsers. DigiCert X9 PKI operations are governed by an ASC X9 Policy Committee and undergo an annual independent WebTrust audit. X9 PKI was born from the financial services industry’s need for a dedicated, interoperable trust framework. The X9 PKI is intended for non-browser TLS authentication scenarios. Its main use case at the outset is mutual TLS (mTLS) among financial institutions and between them and their partners and customers. Organizations with existing PKI systems can cross-certify with the X9 PKI root. DTCC will require X9 PKI certificates for securing connections to IBM MQ, Connect:Direct, and FTPS.

DigiCert is a Qualified Trust Service Provider issuing digital certificates under EU and national trust frameworks, including eIDAS, PKIoverheid (Netherlands), and ZertES (Switzerland). DigiCert issues eIDAS qualified certificates, and the available certificate types include QWACs for PSD2, as well as qualified electronic signatures, seals, and timestamps. DigiCert issues PKIoverheid qualified certificates for personal organizations, professionals, and citizens. DigiCert issues ZertES certificates for organizations and individuals that require legally recognized digital trust under Swiss law. ZertES certificates support qualified and regulated electronic signatures, electronic seals, and qualified timestamps.[3]

DigiCert AI Trust Manager helps organizations discover, secure, and govern AI agents, AI models, and MCP servers. DigiCert AI Trust Manager assigns each AI agent a cryptographically verifiable AI Agent Passport linked to its organizational and human ownership. DigiCert AI Trust Manager verifies AI model integrity from development through deployment and runtime. DigiCert AI Trust Manager protects AI agents, AI models, and MCP servers, as well as the systems, tools, and data they access. DigiCert describes automating passport revocation to enable a real-time kill switch for agentic sessions.[8]

DigiCert says replacing cryptography across systems, software, and devices is a multi-year effort that requires planning, testing, and coordination. DigiCert describes inventorying certificates, keys, endpoints, and libraries across PKI and beyond. DigiCert describes standardizing certificate issuance across disparate certificate authorities. DigiCert offers PQC-ready solutions for digital signatures, PKI, and certificate lifecycle management. DigiCert is active in CA/B Forum, IETF, ETSI, and C2PA. For connected devices, DigiCert describes giving every device a verifiable identity from deployment to retirement. For workloads, DigiCert describes making each workload, API, and container prove its identity. For digital content, DigiCert describes verifying that all digital content is authentic and unaltered.[2][8][9][10][11]

DigiCert on the record

Sources

DigiCert full record

  1. [1]digicert.comDigiCert · digicert.com · undated page, accessed November 5, 2026 · Tier A
  2. [2]TLS/SSL Certificate Authority | Leader in Digital Trust | DigiCertDigiCert · undated page, accessed November 10, 2026 · Tier A
  3. [3]Solutions for the European UnionDigiCert · undated page, accessed November 10, 2026 · Tier A
  4. [4]What extensions and details are included in a SSL certificate?DigiCert · undated page, accessed November 10, 2026 · Tier A
  5. [5]VMC | New validation stepsDigiCert · undated page, accessed November 10, 2026 · Tier A
  6. [6]How to trademark your logo for VMCDigiCert · undated page, accessed November 10, 2026 · Tier A
  7. [7]DigiCert X9 PKI | DigiCertDigiCert · undated page, accessed November 10, 2026 · Tier A
  8. [8]AI Trust Manager | Cryptographic trust for AI | DigiCertDigiCert · undated page, accessed November 10, 2026 · Tier A
  9. [9]Post-Quantum Cryptography Solutions & PQC Readiness | DigiCertDigiCert · undated page, accessed November 10, 2026 · Tier A
  10. [10]Why DigiCert | Unified Digital Trust Leader | DigiCertDigiCert · undated page, accessed November 10, 2026 · Tier A
  11. [11]Trust Calendar: Public Trust & Compliance Changes | DigiCertDigiCert · undated page, accessed November 10, 2026 · Tier A
  12. [12]DigiCert Quantum Central Now Available to Help Organizations Turn PQC Plans into ActionDigiCert · published September 24, 2026 · Tier A

Sectigo full record

  1. [1]sectigo.comSectigo · sectigo.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]SectigoGI Partners · gipartners.com · published November 14, 2024 · Tier A
  3. [3]A new chapter for sectigo with gi partnersSectigo · sectigo.com · published September 16, 2020 · Tier A
  4. [4]Certificate Management Solutions & SSL Certificates | Sectigo® OfficialSectigo · undated page, accessed October 28, 2026 · Tier A
  5. [5]MCP Server | Sectigo® OfficialSectigo · undated page, accessed October 28, 2026 · Tier A
  6. [6]Using Sectigo ACME Service for InCommon | Sectigo® OfficialSectigo · published March 1, 2024 · Tier A
  7. [7]Sectigo Certificate Manager Reviews 2026: Details, Pricing, & Features - G2G2 · undated page, accessed October 28, 2026 · Tier C
  8. [8]Digital Certificates, Web Security Products & More | Sectigo® OfficialSectigo · undated page, accessed November 3, 2026 · Tier A
  9. [9]About Sectigo - Global SSL, CLM & PKI Solutions Provider | Sectigo® OfficialSectigo · undated page, accessed November 3, 2026 · Tier A
  10. [10]Sectigo Names Ian Hassard as Chief Product Officer to Lead Certificate Lifecycle Management… | Sectigo® OfficialSectigo · published September 1, 2026 · Tier A
  11. [11]Sectigo Names Dena Bauckman as Senior Vice President of Product | Sectigo® OfficialSectigo · published April 30, 2024 · Tier A
  12. [12]eCoC Automotive Compliance | eIDAS Sealing Certificates for Vehicle Manufacturers | Sectigo® OfficialSectigo · undated page, accessed November 3, 2026 · Tier A
  13. [13]Website Security Solutions: Malware, PCI & Backup | Sectigo® OfficialSectigo · undated page, accessed November 3, 2026 · Tier A
  14. [14]Sectigo Introduces Industry‑First Multi‑Tenant Partner Platform for CLM Services | Sectigo® OfficialSectigo · published March 24, 2026 · Tier A

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