Articles

 2 letter country codes for CSR generation

List of 2 letter country codes. AF - Afghanistan AX - Aland Islands AL - Albania DZ - Algeria...

 Are Wildcard certificates supported by Mobile devices?

Wildcard certificates are not support by mobile devices, or Windows Mobile, until Windows Mobile...

 Are your root certificates included in any Blackberry release?

The following Comodo certificates are now included within Blackberry release 4.2.1 handheld...

 Are your root certificates included in any Windows Mobile releases?

We have been working with Microsoft to include our root certificates in Windows Mobile and...

 Are your roots included in any Java release?

Our Roots are now included in the latest version of the JRE (1.5.0, aka 5.0, Update...

 Backing up and Restoring the pending request in IIS 5 or 6

Backing up the private key of the pending request Click the Start Button, select Run, type mmc...

 Browsers are saying that something is not trusted

The Root Certificates and/or Intermediate Certificate(s) may not be installed correctly. This...

 Can a single SSL server certificate cover multiple ports per domain name?

Yes, a single SSL server certificate can cover multiple ports for the same domain name. As an...

 Can I change the algorithm when creating the CSR on Webstar 4.5?

There is no option to change the algorithm on Webstar 4.5 when creating the CSR.And, no other...

 Can I get my certificate any other way than by email?

You can sign into your account, select 'Manage Certificates' and then download the certificate...

 Can not export private key because the option is greyed out.

If you have successfully installed your certificate, however you wish to make a backup with the...

 Converting a PFX file for use with apache

You will need to run the following command with open SSL ( available from openssl.org)openssl...

 Converting a private key and certificate to a PFX

You will need to run the following command with open SSL (available from openssl.org)Openssl...

 CryptAcQuireCertificatePrivateKey failed

'You have a private key that corresponds to this certificate but...

 Do I need to install all the certificates that I received?

Yes, if you do not install all the certificates that you have from us, then you will receive a...

 Do I need to install the new certificate you send me?

Yes, the dates are hard-coded into the certificate, so for the site to present the correct...

 Do I need to use IP based hosting or Name based hosting?

Yes IP based hosting is used due to the way that the SSL protocol works. Please setup a...

 Error: "The string contains an invalid X500 name, attribute key, OID, value or delimiter"

To avoid this error, create a new certificate and verify that there are no special characters...

 Error: 'This page must be viewed over a secure channel'

Microsoft IIS is configured to require a secure channel.The following steps will allow...

 Error: Pending Request Not Found

There are several possible scenarios. Here are a few:1) The 'Pending Request Not Found' error...

 Firefox error :-12263 SSL_ERROR_RX_RECORD_TOO_LONG

According to ( http://www.mozilla.org/projects/security/pki/nss/ref/ssl/sslerr.html ) this error...

 FTP+SSL HOWTO

Before we begin, if you are not currently running vsftpd (Very Secure File Transfer Protocol...

 Getting a private key file exported from java keystore

According to Sun to do this you will need to use the "key export" command to export a private key...

 Having difficulties with Plesk certificate installation ?

There are a few things to consider if you are having difficulties with the installation of a...

 How do I add another web site on IIS?

To add another web site on IIS follow the instructions below:1. To start Internet Information...

 How do I back up my private key in IIS 5?

Start, run, type mmcGo into the Console Tab, Add/Remove Snap inClick on Add, Double Click on...

 How do I convert .crt file into the Microsoft .cer format

Double-click on the yourwebsite.crt file to open it into the certificate display. Select the...

 How do I convert .crt file to .pem file?

Question: How do I convert .crt file to .pem file(s)?Answer: -> openssl x509 -in input.crt -out...

 How do I create a renewal CSR in IIS 5?

Create a new web site in IIS (see Related Items), then go to the 'Properties'--> 'Directory...

 How do I export the key in IIS 5?

Please refer to the following URL on Microsoft's Knowledgebase:...

 How do I export, as a pfx file, my Certificate and Private Key from Apache?

In order to export the Certificate, Private Key and any intermediate certificate as a pfx file...

 How do I force SSL for specific pages?

To use ASP to force SSL for specific pages follow the directions.

 How do I import the server certificate in IIS 5?

Please refer to the following URL on Microsoft's Knowledgebase:...

 How do I move the certificate and key from IIS5 to Apache?

How to move my SSL certificate and key from IIS 5.x and 6.x to Apache?Export to PFX file.1)...

 How to create a CSR without removing your current certificate in IIS

The renewal request option within IIS 5.x or better does not create a request in a PKCS10...

 How to troubleshoot problems accessing secure (https) Web pages with Internet Explorer 6 Service Pack 2

After you upgrade to Microsoft Internet Explorer 6.0 Service Pack 2 (SP2) in Microsoft Windows...

 I am being told that my Certificate/Key is invalid, what can cause this?

There may not be a corresponding 'private key' or 'pending request' or the key that is found is...

 I get 'The Page Cannot Be Displayed' when going to the HTTPS page

This error can be caused by the following reasons:1.) The file doesn't exist in the https...

 I get a Java error saying 'The security certificate was issued by a company that is not trusted'

The Java error saying 'The security certificate was issued by a company that is not trusted' is...

 I get an intermittent server not found message when trying to access my site

If the web server is set to check the Certificate Revocation List, also known as a CRL, and the...

 I get the error: This file is invalid for use as the following: Security Certificate

This file is invalid for use as the following: Security CertificateThis is not an error, it...

 I get the message 'This page contains both secure and nonsecure items...Do you want to display the nonsecure items?

In short, this error means that there are elements in your SSL secured pages that are being...

 I have accidentally deleted or lost my Private Key

First check your backups and see if you can re-install the "private key". If you don't know how...

 I have changed my server, or moved to a different provider, how do I move the certificate?

If you are moving servers or providers, you will need to get the certificate and private key from...

 I have just enabled SSL for my POP3 email client on the Opera browser and see some problems

More specifically, the message is:You have asked to be warned about certificates from 'GTE...

 I only want a trial certificate, why do you validate those applications?

Your trial certificate is a fully-functional SSL Certificate, with exactly the same browser...

 I see yellow warning triangles in my certificate, what are they?

The yellow warning triangle in the certificate is an 'indicator' only.It does not indicate any...

 I want more than one trial certificate?

Your trial certificate is a fully-functional SSL Certificate, with exactly the same browser...

 I was sent the AddTrustExternalCARoot.crt file but do not know where to install it

The AddTrustExternalCARoot.crt file is a root certificate and is normally not required as it...

 If I provide two domain names for the same Server IP address can I get two different SSL certificates (one for each domain name)?

It is not possible to provide two domain names for the same Server IP address and get two...

 InstantSSL Site Seals

InstantSSL Secure Site Seals When you have implemented your Instant SSL Certificate, be...

 Microsoft ISA server and SAN certificates

Microsoft ISA Server and SAN CertificatesISA Server 2006 SP1 includes Support for certificates...

 My certificate says it has a nonvalid digital signature, what can cause this?

There are a couple of possible reasons:1. The intermediate Comodo certificate has not been...

 OCSP with Firefox 2

One may get the following message when trying to navigate to a page when OCSP is enabled.Error...

 Plesk - I receive a wrong certificate when I open any domain via HTTPS

I receive a wrong certificate when I open any domain via HTTPS. I added the certificate under...

 Re-using CSR for a temporary trial while waiting for your EV SSL Certificate IIS

For these instructions to work you will need to have generated your CSR For your certificate and...

 Roots available in Windows Mobile Devices

To see Microsoft information on certificates included with mobile devices click Windows Mobile...

 Solving keytool error: Failed to establish chain from reply

There are two possible causes for this error:1. No root certificate for Keytool to chain...

 Some useful Java Keytool commands

Below are some commands you might find useful in determining Keystore issues.Deleting a...

 SSH - What is it and how do I use it?

SSH is not a product we offer, but we can provide links to external resources.Click to find the...

 SSL Error 82 on Citrix

SSL Error 82Resolution for error 82: The Security certificate...

 The CSR cannot be decoded or is invalid

CSR is possibly missing one or more required fields.The CSR must contain a minimum of the...

 To backup your Private Key and certificate in IPlanet 6.0

Hi,1. Launch Windows Explorer2. Locate your Web site's Alias directory. By default, this...

 To remove a certificate in Microsoft IIS 5.0

Hi,To remove a certificate in Microsoft IIS 5.0, please follow the instructionsStart Internet...

 Web Server Migration of an SSL Cert

The certificate is not bound to the IP address, but to the domain name......unless the IP...

 What do I need to provide for a certificate re-issue?

You will need a new CSR.You can then reissue from the customer control panel.

 What does 'Windows does not have enough information to verify this certificate' mean?

If the intermediate certificates are not installed then you will see the message when looking at...

 What does the Warranty actually mean?

We believe it is important to protect the end user. If we were to issue a certificate in error to...

 What is a Fully Qualified Domain Name?

A Fully Qualified Domain Name is also called the 'Domain Name' or 'Common Name'.During the...

 What is a passphrase and how can i change the passphrase on my private key file?

A passphrase is a word or phrase that protects private key files. It prevents unauthorized users...

 What is a Private Key? What is a Public Key?

Public key cryptography is a form of cryptography which generally allows users to communicate...

 What is an 'Intermediate' certificate?

An intermediate certificate is the certificate, or certificates, that go between your site...

 When I access my secure site (https), a certificate for another site is displayed, why?

This problem occurs if you assign the same IP address to each host in your config file. SSL does...

 Why can I not open the .cer file?

A .cer file is an extended set of certificates, that is it usually contains more than one...

 Why do I get I/O errors when connecting via HTTPS to an Apache+mod_ssl server with Microsoft Internet Explorer (MSIE)?

The first reason is that the SSL implementation in some MSIE versions has some subtle bugs...

 Why does Secure Padlock disappear in IE 5.5 or above?

The secure padlock will not show while any unsecured items are displayed or used. Please make...

 Why does the secure part of the website say the name on the security certificate is invalid or does not match the name of the site?

There are a few possible reasons for this:1) The certificate has a Common Name (CN) of...

 Why is there a need for extended validation certificates?

Because there are no generally accepted standards for verifying the organizational information...