Tag Archives: certificate expiration

How to Fix the Certificate Error ‘ERR_CERT_DATE_INVALID’

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Learn how to fix the invalid certificate error in Google Chrome and Firefox

Did you know that every SSL/TLS certificate is issued with a specific validity period? This period encompasses the certificate’s issuance and expiration dates. So, if you see the SSL/TLS certificate-related error messages “NET_ERR_CERT_DATE_INVALID” or “SEC_ERROR_EXPIRED_CERTIFICATE ” in your browser when using Chrome or Firefox, it typically means the site’s SSL/TLS certificate is being used beyond its validity period and is no longer trustworthy.

In other words, any site using this certificate isn’t secure, and any data transmitted is at risk of compromise by man-in-the-middle (MitM) attacks. Not to mention the business risks and downtime issues your site or services will experience as the result of an expired certificate. 

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Steps to Take After Your Code Signing Certificate is Expired

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Is your code signing certificate expired? Yeah, this is an issue for many developers and companies that handle certificate management tasks manually. Code signing certificates, like SSL/TLS and other x.509 digital certificates, don’t have an infinite lifespan. This means that they’re only valid for a set amount of time before they expire and can no longer be used.

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What Would Happen If Your SSL Certificate Expired?

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It might seem minor, but SSL certificate expiration can cause big problems

When you deal in SSL certificates on a daily basis, you get asked plenty of the same questions. One of them is “Do SSL certificates expire?” Yes, unfortunately, SSL certificates expire to maintain the security level of the website. No question, however, gets asked more frequently than “what will happen if an SSL certificate expires?”

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