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computing:certificate [2009/12/30 10:56]
lessem |
computing:certificate [2009/12/30 20:41]
lessem |
| The [[http://en.wikipedia.org/wiki/Certificate_authority|certificate authority]](CA) which issued IBG's website certificate has had their own certificate expire. They have issued a new certificate, but the new certificate is not yet incorporated into many web browsers. Web browsers that do not have the new certificate will show a security warning. To avoid this warning the new CA certificate must be installed in your browser. | The [[http://en.wikipedia.org/wiki/Certificate_authority|certificate authority]](CA) which issued IBG's website certificate has had their own certificate expire. They have issued a new certificate, but the new certificate is not yet incorporated into many web browsers. Web browsers that do not have the new certificate will show a security warning. To avoid this warning the new CA certificate must be installed in your browser. |
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| Detailed instructions for updating the certificate will be provided soon. | |
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| ===== Certificate Installation Instructions ===== | ===== Certificate Installation Instructions ===== |
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| Or, [[http://certs.ipsca.com/store/ipsCAGlobal.crt|click here to install the certificate directly from their page]]. | Or, [[http://certs.ipsca.com/store/ipsCAGlobal.crt|click here to install the certificate directly from their page]]. |
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| | That will bring up a dialog box. Check the box for ''Trust this CA to identify web sites'' and then click ''OK''. |
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| | {{ :computing:firefox-authorize.png |check the box for "Trust this CA to identify web sites."}} |
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| | ==== Thunderbird ==== |
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| | Installation of the updated certificate in Thunderbird requires downloading the certificate, and then importing it. |
| | - [[http://certs.ipsca.com/store/ipsCAGlobal.crt|Right click on this link and select "Save link as"]] or do whatever is necessary to save a link as a file using your browser. |
| | - Save the ''ipsCAGlobal.crt'' file to a convenient location. |
| | - Open Thunderbird and go to the ''Tools'' or ''Edit'' menu and select ''Preferences'' (different versions of Thunderbird put ''Preferences'' in different locations). |
| | - In the Thunderbird Preferences window click on the ''Advanced'' button. |
| | - Click on the ''Certificates'' tab. |
| | - Click on the ''View Certificates'' button. |
| | - In the Certificate Manager window, click on the ''Authorities'' tab. |
| | - Click on the ''Import'' button. |
| | - Open the ''ipsCAGlobal.crt'' file which you previously saved. |
| | - In the Downloading Certificate window, check the box next to ''Trust this CA to identify web sites''. |
| | - Click ''OK'' on the Downloading Certificate window. |
| | - Click ''OK'' on the Certificate Manager window. |
| | - Click ''Close'' on the Thunderbird Preferences window. |
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| ==== Microsoft Products (Internet Explorer, Outlook, etc.) ==== | ==== Microsoft Products (Internet Explorer, Outlook, etc.) ==== |
| === Windows XP === | === Windows XP === |
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| Run Microsoft Update (or Windows Update) from the Start menu. | - Run Microsoft Update (or Windows Update) from the Start menu. |
| | - Once it starts click on the "Custom" button. {{ :computing:xp-custom.png |Click the Custom button on Microsoft Update}} |
| | - Then click "Software, Optional" from the left panel. {{ :computing:xp-optional.png |Click "Software, Optional" on Microsoft Update}} |
| | - Then check the box next to "Update for Root Certificates" {{ :computing:xp-updateforroot.png |Check the "Update for Root Certificates" update}} |
| | - Then click the "Review and install updates" link to begin downloading and installing the updates. Other updates may be included. |
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| Once it starts click on the "Custom" button. | === Windows 7 and Windows Vista === |
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| {{ :computing:xp-custom.png |Click the Custom button on Microsoft Update}} | Windows 7 and Windows Vista normally will [[http://technet.microsoft.com/en-us/library/cc749331%28WS.10%29.aspx|automatically download updated certificates]] with no necessary user interaction. |
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| Then click "Software, Optional" from the left panel. | ==== Mac OS X and applications (Safari and Mail.app) ==== |
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| {{ :computing:xp-optional.png |Click "Software, Optional" on Microsoft Update}} | To add the CAcert Root Certificate to Apple Safari, use the Keychain Access application which is shipped with Mac OS X. |
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| Then check the box next to "Update for Root Certificates" | To install the certificate system-wide, you need to follow these steps: |
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| {{ :computing:xp-updateforroot.png |Check the "Update for Root Certificates" update}} | - Download the [[http://certs.ipsca.com/store/ipsCAGlobal.crt|updated certificate]] and save it someplace convenient. |
| | - Double click on the ''ipsCAGlobal.crt'' file. The Keychain Access application will be launched |
| | - Select ''System'' from the ''Keychain'' dropdownlist and press ''OK''. |
| | - You will be asked to authenticate yourself. |
| | - Click ''Always Trust'' |
| | - You will then have to authenticate yourself again. |
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| Then click the "Review and install updates" link to begin downloading and installing the updates. Other updates may be included. | ==== Google Chrome ==== |
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| === Windows 7 and Windows Vista === | Google Chrome uses the native operating system to handle certificates. Follow the instructions to make sure that [[:computing:certificate#microsoft_products_internet_explorer_outlook_etc|Microsoft Windows]] or [[:computing:certificate#mac_os_x_and_applications_safari_and_mail.app|Mac OS X]] has the new certificate. However, in the version of Google Chrome release version available as of this writing (3.0.195.38) there is a bug which requires clearing the cache to properly validate the new certificate if the website was visited while the old certificate was in place. |
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| | If you visit the [[https://ibg.colorado.edu|IBG secure website]] and there are no errors or warnings, then nothing else needs to be done. |
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| | If after updating your operating system the Chrome address bar shows a red ''https:'' with a line through it, then follow these steps to force Chrome to reload the certificate. |
| | - Click the wrench in the top right corner |
| | - Click ''Clear browser data'' |
| | - Make sure **only** ''Empty the cache'' is selected |
| | - Change the ''Clear data from this period:'' to ''Everything'' |
| | - Click ''Clear browsing data'' |
| | - Click the wrench again |
| | - Select ''Options'' |
| | - Select the ''Under the hood'' tab |
| | - Scroll to the bottom and un-check the ''Check for server certificate revocation'' box |
| | - Click ''Close'' |
| | - Exit Chrome |
| | - Launch Chrome |
| | - Click the wrench again |
| | - Select ''Options'' |
| | - Select the ''Under the hood'' tab |
| | - Scroll to the bottom and re-check the ''Check for server certificate revocation'' box |
| | - Click ''Close'' |
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| Windows 7 and Windows Vista normally will [[http://technet.microsoft.com/en-us/library/cc749331%28WS.10%29.aspx|automatically download updated certificates]] with no necessary user interaction. | |
