Articles

 'Broken Certificate Chain' error message

The SSL certificate chain typically consists of:ROOT Certificate INTERMEDIATE Certificate...

 Apache warning: server certificate does NOT include an ID which matches the server name

This warning may occur when the configured "ServerName" from apache does not exactly match the...

 ASN1 bad tag value met. 0x8009310b

Question: I get CertEnroll::Cx509Enrollment::p_InstallResponse: ASN1 bad tag value met....

 COMODO CA Status

http://comodoca.status.io/

 COMODO, PositiveSSL: idAuthority Credentials NOT available for this site

The message "idAuthority Credentials NOT available for this site" can occur with the COMODO or...

 DNS Auth / DNS validation via CNAME

For DNS validation a CNAME entry has to be added in your domains DNS settings.You can use the...

 An error has occured: [2011296] CSR is invalid

This error messgae is typically shown when the field "COMMON NAME" inside the CSR doesn't have a...

 ErrorCode:-9009|Message:Vendor returns error:ErrorField:|CSR contains unsupported extensions.

This error may occur if you are using special characters in the password for CSR creation. If you...

 ErrorCode:-9009|Message:Vendor returns error:ErrorField:CSR|ErrorMessageThe common name in the CSR does not match the site's domain name

This error may occur when you are re-issuing a certificate and are using a different COMMON NAME...

 ErrorCode:-9009|Message:Vendor returns error:the value of the 'dcvemailaddresses' argument is invalid!

Dieser Fehler tritt manchmal bei Multidomain SSL Zertifikaten auf, nachdem Sie den CSR platziert...

 Exchange Server 2010 "The Certificate is Invalid for Exchange Server Usage" Error

This can occur when the certificate cannot be verified to a trusted certificate authority. To...

 ErrorCode:-9009|Message:Vendor returns error:the value of the 'dcvemailaddresses' argument is invalid

This error may occur when you are trying to generate a SSL certificate for internal domain names...

 Error message "Your connection is not secure" on iOS respectivly iPhone or iPad

Your certificate might be of type RapidSSL or QuickSSL and likely has been issued before December...

 GeoTrust/RapidSSL: Whats the meaning of the various certificate .CER files ?

ServerCertificate.cer = Certificate specifically for your domain / wildcardCACertificate-1.cer =...

 Google Webmaster Tools Meldung: "SSL-/TLS-Zertifikat enthält nicht den Domainnamen" oder "selbst-signiertes Zertifikat"

Beispiel Google Webmaster Tools Meldung:"Google hat festgestellt, dass im momentan auf...

 Can i obtain a SSL certificate for a server with dynamic IP / DNS / DynDNS address? What about synology.me, myqnapcloud.com, dyndns.org subdomains?

Yes, it is possible to obtain a SSL certificate for dynamic IP based servers. For mail...

 Can i redirect non-SNI capable web browsers to an alternative site?

YES, it's possible to redirect non-SNI capable browsers (Internet Explorer auf Windows XP). -...

 Tax free orders for companies inside European Union by providing a valid EU VAT number (tax-free intra-community supply)

Companies located in the European Union are able to order tax free if they are providing a valid...

 Microsoft Exchange server: which SSL to use? What about autodiscover. subdomain?

Symptom: internal access is working properly, but accessing with Outlook from remote locations is...

 Mobile / Android Devices are flagging the SSL certificate to be untrusted or insecure. - What can i do to fix this problem?

Android devices not recognizing your freshly installed SSL typically means you are missing the...

 Is my X.509 certificate (.CRT) matching my private key and CSR files ? - OpenSSL commands for checking ...

You can use openssl to verify, wheter private-key, .CSR and .CRT are matching together: root@my...

 RapidSSL DCV Email kommt nicht an

https://www.rapidssl.com/support/contact/https://www.digicert.com/ Support -> Chat

 How do i obtain a .PFX or .P12 file to import the digital ID into Microsoft Outlook or Mozilla Thunderbird? SMIME S/MIME

COMODO is offering a tutorial that explains how to export the digital certificate from the...

 What does " Vendor Status: Failed Security Review - Please contact your SSL provider" mean?

This is equivalent to "Pending Manual Review by CA". It means your SSL certificate has been...

 Windows/IIS/MMC: What do to with "Error HRESULT: 0x80070520"?

In very rare cases this error might show up during installation on Windows Server. The cryptic...