--- title: "HARICA - Hellenic Academic and Research Institutions Certification Authority" description: "eSignatures Secure and Legal Digital Signing Made Simple Use your eSignature to sign documents like PDFs and ensure their content is secure and authentic. Learn More Products focused on your needs HARICA offers you trusted digital certificates for secure Websites, eMail protection, Code Signing, and legally binding eSignatures and eSeals. Recognized" language: "en-US" canonical_url: "https://demo.harica.gr/en/" source_url: "https://demo.harica.gr/" content_type: "text/markdown" --- Home[www.harica.gr](https://demo.harica.gr/en/posts/post-author/harica-www)2026-06-22T15:05:55+00:00 eSignatures # Secure and Legal Digital Signing Made Simple Use your eSignature to sign documents like PDFs and ensure their content is secure and authentic. [Learn More](https://demo.harica.gr/en/esignatures) ## Products focused on your needs HARICA offers you trusted digital certificates for secure Websites, eMail protection, Code Signing, and legally binding eSignatures and eSeals. Recognized globally, it secures your communications and prepares your business for the digital future. ![eSignatures svg](https://demo.harica.gr/wp-content/themes/Avada-Child-Theme/images/procuct-icons-home/eSignatures.svg) eSignature Digitally sign your documents [Learn More](https://demo.harica.gr/en/esignatures) ![eMail svg](https://demo.harica.gr/wp-content/themes/Avada-Child-Theme/images/procuct-icons-home/eMail.svg) eMail Digitally sign and encrypt your email messages [Learn More](https://demo.harica.gr/en/email-certificate) ![eseals svg](https://demo.harica.gr/wp-content/themes/Avada-Child-Theme/images/procuct-icons-home/eSeals.svg) eSeals Apply a digital seal on your organization’s documents [Learn More](https://demo.harica.gr/en/eseal) ![server svg](https://demo.harica.gr/wp-content/themes/Avada-Child-Theme/images/procuct-icons-home/server.svg) Server Protect your websites with “https” [Learn More](https://demo.harica.gr/en/server-certificates) ![codeSigning svg](https://demo.harica.gr/wp-content/themes/Avada-Child-Theme/images/procuct-icons-home/codeSigning.svg) Code Signing Secure the credibility of your Software [Learn More](https://demo.harica.gr/en/code-signing) ## Why choose HARICA? HARICA is a trusted “Third Party” in global Trust Programs like Adobe, Apple, Microsoft, and Mozilla. Funded by the Greek Universities Network, it offers legally binding eSignatures and eSeals, recognized across the EU and beyond. Managed by Aristotle University of Thessaloniki, HARICA provides secure, certified digital solutions for the Greek academic community and other entities, ensuring compliance with eIDAS. [Discover more about HARICA](https://demo.harica.gr/en/about-us) ## 1 Billion Digital certificates issued ## 2,700 Active partners ## 700K Global customers ## 20+ years Trusted digital certification experience ## Solutions for every business ![ Individuals](https://demo.harica.gr/wp-content/uploads/2025/03/solutions-individuals.svg) Individuals ![Small Businesses](https://demo.harica.gr/wp-content/uploads/2025/03/solutions-sm-businesses.svg) Small Businesses ![Enterprises](https://demo.harica.gr/wp-content/uploads/2025/03/solutions-enterprises.svg) Enterprises ## Solutions for Individuals Get an electronic signature to sign legally binding documents as a natural person in Greece or the rest of the European Union Member States. If you have your own website, you may get a server certificate (SSL/TLS) to ensure that visitors can browse your website securely. **Available Products:** [eSignatures Certificates](https://demo.harica.gr/en/esignatures), [eMail Certificates](https://demo.harica.gr/en/email-certificate), [Server Certificates](https://demo.harica.gr/en/server-certificates) [Learn more](https://demo.harica.gr/en/individuals-services)![](https://demo.harica.gr/wp-content/uploads/2025/03/individuals-solutions.jpg) ## Solutions for Small Businesses Get a Server Certificate (SSL/TLS) for one or more websites of your organization, to protect the authenticity of each website and the protection of their visitors, so they can exchange data in a secure, encrypted way. Secure the identity of your organization by using an Electronic Seal which is equivalently legally binding with an Electronic Signature. **Available Products:** [Server Certificates](https://demo.harica.gr/en/server-certificates), [eSignatures Certificates](https://demo.harica.gr/en/esignatures), [eSeals](https://demo.harica.gr/en/eseal) [Learn more](https://demo.harica.gr/en/small-businesses-services)![](https://demo.harica.gr/wp-content/uploads/2025/03/small-businesses-solutions.jpg) ## Solutions for Enterprises Get a Server Certificate (SSL/TLS) for one or more websites of your organization, to protect the authenticity of each website and the protection of their visitors, so they can exchange data in a secure, encrypted way. Get Electronic Signatures for your staff/employees so they can sign legally binding documents and participate in public or private tenders in Greece or the rest of the European Union Member States. **Available Products:** [Server Certificates](https://demo.harica.gr/en/server-certificates), [Code Signing](https://demo.harica.gr/en/code-signing), [eSeals](https://demo.harica.gr/en/eseal) [Learn more](https://demo.harica.gr/en/enterprise-services)![](https://demo.harica.gr/wp-content/uploads/2025/03/enterprises-solutions.jpg) ## Should I trust HARICA? The Hellenic Academic & Research Institutions Certification Authority (HARICA) is a member of Mozilla Root CA program since 2012, Microsoft Root CA program since June 2013, Apple Root CA program since September 2013, 360 Root CA program since October 2019 and Oracle since April 2021. **[Learn more about Trust & Compliance](https://demo.harica.gr/en/trust)** ## 2700+ Trusted Partners in Academic and Research Institutions ![Logo of the University of Crete](https://demo.harica.gr/wp-content/uploads/2025/03/logo-1001.png) ![Logo of the Technological Educational Institute of Western Greece](https://demo.harica.gr/wp-content/uploads/2025/03/logo-1002.png) ![Logo of the National and Kapodistrian University of Athens](https://demo.harica.gr/wp-content/uploads/2025/03/logo-1003.png) ![Logo of the Technological Educational Institute of Central Greece](https://demo.harica.gr/wp-content/uploads/2025/03/logo-1004.png) ![Logo of the University of the Peloponnese](https://demo.harica.gr/wp-content/uploads/2025/03/logo-1005.png) ![Logo of the International Hellenic University](https://demo.harica.gr/wp-content/uploads/2025/03/logo-1006.png)