Resource Library

200-day SSL/TLS certificates (199-day renewals) arrive March 2026, increasing renewal pressure and making CLM automation essential to avoid outages and risk.

New research indicates that the number of qubits necessary to achieve cryptographic relevance has reduced by two orders of magnitude. We cover this breaking news and its implications.

By CABF ballot all manual methods of Domain Control Validation (DCV) will be deprecated by 2028.  We explain which methods are due for deprecation and when.

We go over the qualities in abstract of a use case that strongly invites the use of hybrid certificates and then run down a list of specific use cases that meet these criteria. This includes OT systems, code signing, secure boot, WiFi, enterprise S/MIME, and more.

SCOTTSDALE, Ariz. – February 12th, 2026 – Sectigo, a global leader in automated Certificate Lifecycle Management (CLM) and digital certificates, today announced Verified Mark Certificates (VMCs) and Common Mark Certificates (CMCs) for enterprise customers. 

In this episode Jason declares that we must make cryptography boring again.  We get into what that means and why it matters.

Safer Internet Day highlights the importance of trust online. Learn the website security checks businesses should prioritize in 2026 to protect users and brands.

We have seen much talk of the upcoming drop of maximum TLS term to 200 days, followed by 100 days, and eventually down to 47 days. It happens that all those numbers are too large and the actual maxima will be less than that. We explain.

Discover how Common Mark Certificates enable you to display your brand logo in email inboxes with no trademark required. Boost trust with CMCs and BIMI.

March 2026 is due to be the most eventful month in the history of the WebPKI. Join us as we go over all the many changes coming next month.

To align with evolving industry requirements, Sectigo will begin enforcing a maximum TLS certificate validity of 199 days starting March 12, 2026. In addition, as of March 12, 2026 the Domain Control Validation (DV) reuse period will be restricted to 198 days. 

SCOTTSDALE, Ariz., — February 5, 2026 — Sectigo, a global leader in automated Certificate Lifecycle Management (CLM) and digital certificates, today announced the release of ctlint, a new open-source linting tool designed to enhance Certificate Transparency (CT) compliance across the WebPKI. 

A large investment firm divests from Bitcoin for fear of the quantum threat.

Join us for the Q1 2026 edition of Sectigo Pulse, your quarterly briefing on the latest in digital trust, certificate management, and compliance.

CRN names Sectigo leaders Jairo Fraile and Mark Bloom to its 2026 Channel Chiefs list for driving innovation and growth in CLM partnerships.

Shrinking certificate lifespans expose hidden security debt, forcing organizations to automate digital trust or face outages and business risk.