Alkisti Vasilika Patsarasli

About Alkisti Vasilika Patsarasli

This author has not yet filled in any details.
So far Alkisti Vasilika Patsarasli has created 15 blog entries.

UPDATE – “Upcoming changes regarding TLS Client Authentication in TLS Server Authentication Certificates”

Updated Feb 17, 2026 Important Notice: We would like to [...]

By Alkisti Vasilika Patsarasli|2026-07-23T14:05:21+00:00January 29, 2026|Client Authentication, HARICA, TLS Certificates|Comments Off

Important Notice: Deprecation of OCSP for HARICA Publicly-Trusted TLS Certificates

Dear HARICA Subscribers,Effective March 2, 2026, HARICA will officially deprecate the [...]

By Alkisti Vasilika Patsarasli|2026-07-23T14:05:22+00:00January 29, 2026|HARICA, OCSP, TLS Certificates|Comments Off

Implementation of Multi-Perspective Issuance Corroboration (MPIC) and Mandatory CAA Checks for Mailbox Addresses

Multi-Perspective Issuance Corroboration (MPIC) Starting on March 15, 2025, HARICA [...]

By Alkisti Vasilika Patsarasli|2026-07-23T14:05:23+00:00March 14, 2025|HARICA, S/MIME Certificates, TLS Certificates|Comments Off

Best Practices for Code Signing Certificates

Code Signing Certificates are used to sign applications, drivers, [...]

By Alkisti Vasilika Patsarasli|2026-07-23T14:05:31+00:00March 1, 2022|Code Signing, HARICA|Comments Off

Our Success Story

Several years ago, an idea was born for an [...]

By Alkisti Vasilika Patsarasli|2026-07-23T14:05:36+00:00April 25, 2021|HARICA|Comments Off

Logo QCERT

HARICA is the Hellenic Academic & Research Institutions Certification Authority. It participates in all major Global ‘ROOT CA’ Trust Programs, and operates as a ‘Trust Anchor’ in widely used Application Software and Operating Systems. It has received a successful Conformance Assessment Report fulfilling the requirements of Regulation (EU) 910/2014 (also known as eIDAS) in the areas of “Qualified” Certificates for electronic Signatures/Seals, website authentication, and “Qualified” Timestamps.