Addtrust external ca root certificate

But why do I need the first certificate? Because the use of the cross-singing technique this doesn't lead to issues. Post Your Answer Discard By clicking "Post Your Answer", you acknowledge that you have read our updated terms of service , privacy policy and cookie policy , and that your continued use of the website is subject to these policies.

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The root and intermediate both expire on May 30, You will see that newer clients familiar with the Comodo RSA Certification authority rootalready use it.

But isn't that a bit rubbish. The CA is trustedbut not the intermediates which are necessary to verify the leaf certificate e. Between a root certificate and an SSL certificate one or more intermediate certificates are present.

Should a root certificate be included in a CA bundle? - Server Fault

In addition to this, the Comodo RSA Certification authority intermediate issued another intermediate. A Windows Server automatically offers the shortest chain. Still, people working on those kinds of Operating Systems should be able to download the root cert from the CA's website just as easily.

To build up a good compatibility of a new root takes time. By using intermediate certificates, the root certificate itself doesn't need to sign a certificate. Sign up using Facebook.

An SSL certificate is signed by an intermediate and the intermediate by the root certificate. It has issuer Addtrust and Subject Comodo. Certtificate have to install 2 certificates on a computer and I am a little puzzled by the certificates.

AddTrust External CA Root Certificate Download

Some people care cergificate that, which is why provide the information in the test. Not installing them can in some cases lead to errors when visiting the page on which the certificate is active.

Because of this we advice to use the old chain. Because of the compatibility and widespread browser support of the Addtrust External CA root certificate we still offer this root certificate.

Every SSL certificate is issued under a root certificate. I have no idea why Namecheap would include it in their instructions. Cross-signing To build up a good compatibility of a new root takes time.

Intermediate certificates can be considered as signage pointing to the root certificate. But how could the computer I install it on potentially need this?

Phasing out Addtrust External CA Root certificate

Sign up using Email and Password. From May 30,legacy devices that don't have the new root in ceritficate trusted root, unfortunately will give an error.

Send us a message. It's not an error or spec compliance violation to include it. The computer I need to install these certificates on could well be acting as a https server. Some visitors are still using legacy devices.

AddTrust External CA Root Certificate Download

But why do I need the first certificate? Because the use of the cross-singing technique this doesn't lead to issues. Root certificates are self-signed certificates controlled by roor CA like Comodo and are included in the trusted root store of a browser. There's no use to including it.

Will my Comodo certificate still be trusted? Chris Frederick 4. By clicking "Post Your Answer", you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. It's not an issue in the sense that the anchor addtrsut not allowed, but that the extra certificate which serves no purpose is increasing the handshake latency.

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