SSL/TLS Certificate Knowledgebase

Knowledge hub of SSL Guides, Manuals, and Resources

Certera.com Knowledge base is a hub of different online resources, helping newbies and professionals understand digital certificates thoroughly. Whether you only want to clear the basics, understand the exact definition, or want to know the purchase, installation, renewal, and management procedure, we provide them all in a single place. Certera got an accurate answer/solution directly from industry experts for every certificate query.

Certera's Knowledgebase

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How to Fix NET ERR Cert Weak Signature Algorithm Error?

Have you ever received the NET::ERR_Cert_Weak_Signature_Algorithm_Error while trying to visit your favorite website and felt stuck? We understand it can be frustrating, but you don’t have to – agonize! Just relax, and read the article till the end. In this article, we will explore everything there is to know about…
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How to Fix NET ERR_CERT_REVOKED Error in Chrome, Edge, Mac and Windows?

Have you encountered the NET::ERR_CERT_REVOKED Error while working on a browser? If affirmative, you must know how frustrating and troublesome it can be. We will explore – What exactly is the NET::ERR_CERT_REVOKED Error? What causes it? And the most important part – “How do you fix it? What is the…
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What is OpenSSL? Useful OpenSSL Commands to Work with SSL Certificates

An effective SSL configuration is necessary for a secure and encrypted website. Furthermore, as many website owners are choosing SSL for the first time, offering them access to all the tools and resources they require is essential. One of these helpful resources is OpenSSL, an open-source implementation of the SSL…
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How to Install an SSL Certificate on Webmin?

Are you eager to secure your Webmin server with SSL? If “YES,” dive into our straightforward guide to installing an SSL Certificate on Webmin. Forget the tech jargon and complex processes – we keep it simple and efficient. Our installation guide is designed for all, from technologically challenged (tech newbies)…
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How to Generate a CSR on Webmin Server?

Today, we dive into a crucial aspect – how to generate a Certificate Signing Request (CSR ) on a Webmin Server. We will guide you through the complete process using a “step-by-step procedure.” Doing so will help you grasp and understand the process better. But before starting with that, it…
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How To Enable / Install SSL in PrestaShop?

For an E-commerce website, securing customer data is paramount. PrestaShop, as a leading online store management system, recognizes this need. SSL (Secure Socket Layer) technology is a cornerstone in safeguarding – online transactions. By establishing a secure, encrypted connection between a web server and a browser, SSL cert ensures that…
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How to Fix the NET::ERR_Certificate_Transparency_Required Error?

Have you ever received the NET::ERR_Certificate_Transparency_Required Error while trying to visit your favorite site and felt stuck? It can be frustrating, but you don’t have to – fret! Just relax, and read the article till the end. What is NET::ERR Certificate_Transparency_Required Error? The ERR_Certificate_Transparency_Required error is a message commonly encountered…
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How to Fix the NET::ERR CERT DATE INVALID Error?

Overview Have you ever encountered the ERR_CERT_DATE_INVALID error on Google Chrome, a browser used by 2.65 billion+ people? A common roadblock indicates a mismatch in your computer’s date and time settings or an issue with the validity of the website’s SSL certificate. Displaying the ERR_CERT_DATE_INVALID error is Chrome’s way of…
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How to Fix the SEC_ERROR_UNKNOWN_ISSUER Error in Firefox?

Have you encountered the SEC_ERROR_UNKNOWN_ISSUER error in Firefox? If yes, you may be feeling – frustrated and confused! But there is no need to fret, as we are here – to help you out as always. What is the SEC_ERROR_UNKNOWN_ISSUER Error? A Firefox-specific security alert appears when the browser encounters…
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Sectigo S/MIME (Email Security)Certificates Enrollment Process by Certera

S/MIME Certificates are also known as Email Security Certificates that Secure your email, attachments, and contacts through robust encryption and digital signature. Buy Email Security or S/MIME Certificates Starts at Just $9.49/Yr! If you have already purchased Sectigo (formerly known as Comodo) SMIME Certificates from us, follow the below steps to…