Trustico® Online Security Blog

Say informed with the latest SSL Certificate news, security updates, and industry insights. Our articles cover everything from SSL Certificate management best practices to emerging cybersecurity trends and industry news.

Fixing TLS and SSL Handshake Errors

Fixing TLS and SSL Handshake Errors

Sarah Mitchell

Diagnose and fix Transport Layer Security (TLS) handshake failures, from protocol and cipher mismatches to SNI problems, clock skew, and broken chains.

Fixing TLS and SSL Handshake Errors

Sarah Mitchell

Diagnose and fix Transport Layer Security (TLS) handshake failures, from protocol and cipher mismatches to SNI problems, clock skew, and broken chains.

Checking the Validity and Expiry of an SSL Certificate

Checking the Validity and Expiry of an SSL Cert...

Amanda Davis

Check the expiry date and validity of any SSL Certificate through the browser, OpenSSL, and an external scan, and act on what each check reveals.

Checking the Validity and Expiry of an SSL Cert...

Amanda Davis

Check the expiry date and validity of any SSL Certificate through the browser, OpenSSL, and an external scan, and act on what each check reveals.

Subdomain Hijacking and the Danger of Dangling DNS Records

Subdomain Hijacking and the Danger of Dangling ...

Kevin Taylor

Subdomain hijacking turns forgotten DNS records pointing at deprovisioned cloud services into attacker controlled pages on your domain. Find and fix them.

Subdomain Hijacking and the Danger of Dangling ...

Kevin Taylor

Subdomain hijacking turns forgotten DNS records pointing at deprovisioned cloud services into attacker controlled pages on your domain. Find and fix them.

SSL Certificates With Client Authentication EKU Available Through Trustico® Until October 2026

SSL Certificates With Client Authentication EKU...

Zane Lucas

Trustico® previously secured an arrangement with Sectigo® to keep providing SSL Certificates that include Client Authentication after most of the industry had already removed it. That availability has now been...

SSL Certificates With Client Authentication EKU...

Zane Lucas

Trustico® previously secured an arrangement with Sectigo® to keep providing SSL Certificates that include Client Authentication after most of the industry had already removed it. That availability has now been...

DNS-PERSIST-01 Explained : Persistent Authorization for ACME SSL Certificate Validation

DNS-PERSIST-01 Explained : Persistent Authoriza...

Samantha Clark

A new fourth method, DNS-PERSIST-01, is making its way through the standards process and promises to change how Domain Name System (DNS) based validation works at scale.

DNS-PERSIST-01 Explained : Persistent Authoriza...

Samantha Clark

A new fourth method, DNS-PERSIST-01, is making its way through the standards process and promises to change how Domain Name System (DNS) based validation works at scale.

ACME Client Configuration Options for SSL Certificate Automation

ACME Client Configuration Options for SSL Certi...

Silvia Rogers

Two customers using the same protocol against the same Certificate Authority (CA) can end up with completely different behavior because their clients are configured differently.

ACME Client Configuration Options for SSL Certi...

Silvia Rogers

Two customers using the same protocol against the same Certificate Authority (CA) can end up with completely different behavior because their clients are configured differently.

Quantum Computing Pushes Post-Quantum Cryptography Deadlines Forward to 2029

Quantum Computing Pushes Post-Quantum Cryptogra...

Marcus Kennedy

Full post-quantum support across Google services is now targeted for 2029, several years earlier than previous public commitments.

Quantum Computing Pushes Post-Quantum Cryptogra...

Marcus Kennedy

Full post-quantum support across Google services is now targeted for 2029, several years earlier than previous public commitments.

Trustico® Certificate as a Service (CaaS) cPanel Plugin

Trustico® Certificate as a Service (CaaS) cPane...

Andrew Johnson

The Trustico® Certificate as a Service (CaaS) cPanel Plugin brings automated SSL Certificate retrieval, installation, and renewal directly into the cPanel dashboard - no command line, no manual steps, and...

Trustico® Certificate as a Service (CaaS) cPane...

Andrew Johnson

The Trustico® Certificate as a Service (CaaS) cPanel Plugin brings automated SSL Certificate retrieval, installation, and renewal directly into the cPanel dashboard - no command line, no manual steps, and...

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