A quick recap Earlier this year, we launched Red Sift Certificates Lite, the free TLS certificate expiration monitoring service recommended by Let’s Encrypt. Since launch, thousands of organizations have adopted it to track their certificates and avoid expiry-related outages. What we heard from customers At launch, we had adopted Let’s Encrypt’s approach for consistency…
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Executive summary: TLS certificates are about to get significantly shorter-lived. Starting 15 March 2026, newly issued public-trust certificates will max out at 200 days—and just three years later, that lifespan drops to 47 days. Backed by Google, Apple, and Mozilla, this shift aims to make the web safer through fresher data, faster failover, and…
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Every day, businesses rely on TLS certificates to keep their digital operations secure. But when those certificates expire unexpectedly, the consequences can be severe—websites go down, critical services break, and customer trust is lost. Even as automation has made certificate issuance and renewal easier, it hasn’t eliminated the problem. Organizations still find themselves blindsided…
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In January 2025, Let’s Encrypt announced a major step forward in enhancing web security: the introduction of six-day certificates, also known as “short-lived” certificates. This initiative aligns with Let’s Encrypt’s commitment to strengthening the Public Key Infrastructure (PKI) ecosystem and is set to roll out for general availability by the end of 2025. Why…
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Executive Summary: The latest PCI-DSS update underscores the critical need for strong email authentication to combat phishing threats. Red Sift OnDMARC and Red Sift Certificates solutions empower organizations to meet these standards, ensuring the protection of sensitive customer information. This article: Introduction The Payment Card Industry Data Security Standard (PCI-DSS) is a globally recognized framework for…
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SSL/TLS certificates are the backbone of secure, uninterrupted digital experiences—but managing them effectively to prevent downtime remains a persistent challenge. With browser and certificate authorities looking to reduce certificate durations to as little as 90 or even 47 days, keeping track of renewals has never been more critical. That’s why we’re excited to introduce…
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