eSignatures

Secure and Legal Digital Signing Made Simple

Use your eSignature to sign documents like PDFs and ensure their content is secure and authentic.

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
eSignature
Digitally sign your documents
eMail svg
eMail
Digitally sign and encrypt your email messages
eseals svg
eSeals
Apply a digital seal on your organization’s documents
server svg
Server
Protect your websites with “https”
codeSigning svg
Code Signing
Secure the credibility of your Software

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.

1 Billion

Digital certificates issued

2,700

Active partners

700K

Global customers

20+ years

Trusted digital certification experience

Solutions for every business

 Individuals Individuals
Small Businesses Small Businesses
Enterprises 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.

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.

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.

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.

2700+ Trusted Partners in Academic and Research Institutions