Reading University of Rochester Information Security with Popular Mail Readers

Contents:

America Online

Help with America Online

To read a secure message using the AOL Mail reader:

  1. Open the secure message in your AOL inbox.
  2. Click the message_zdm.html attachment in the message header to display the dialog box for opening or saving the file.
  3. Open the attachment in your browser.
  4. Click the Read Message button to start the authentication process.
  5. Follow the remaining prompts to read your secure message.

AOL screenshot

Gmail

Help with Gmail

The message_zdm.html attachment does not open correctly when you open it as a Google document.

To read a secure message using the Gmail reader:

  1. Open the secure message in your Gmail inbox.
  2. Click View for the message_zdm.html attachment, below the message body, to open the attachment in your browser.
    Note that if you are using Internet Explorer version 6, you might need to scroll to the bottom of the message to see the attachment.
  3. Click the Read Message button to start the authentication process.
    Note that if you see a message that you are submitting information to an external page, click OK to dismiss the message.
  4. Follow the remaining prompts to read your secure message.
Gmail screenshot

Hotmail

Help with Hotmail

Although Hotmail downloads the message_zdm.html attachment and displays it below the message body, the Read Message button within this inline attachment is disabled.

To read a secure message using the Hotmail reader:

  1. Open the secure message in your Hotmail inbox.
  2. Click the message_zdm.html attachment in the message header to display the dialog box for opening or saving the file.
  3. Open the attachment in your browser.
  4. Click the Read Message button to start the authentication process.
  5. Follow the remaining prompts to read your secure message.

Lotus Notes

Help with Lotus Notes

To view a secure message, you must configure Lotus Notes to use an external browser.

To configure Lotus Notes to launch an external browser:

  1. Go to File > Preferences > Location Preferences > Internet Browser.
  2. Change the preference to Microsoft Internet Explorer or Firefox.

Note that you might need to scroll to the bottom of the message to see the attachment.

Mozilla Thunderbird

Help with Mozilla Thunderbird

In some instances, Thunderbird displays the attachment message_zdm.html in the preview pane. However, the Read Message button does not work correctly in the preview pane. To prevent the attachment from displaying, deselect View Attachment Inline from the View menu.

To view a secure message using the Thunderbird reader:

  1. Open the secure message in your Thunderbird inbox.
  2. Click the message_zdm.html attachment at the bottom of the message to display the dialog box for opening or saving the file.
  3. Open the attachment in your browser.
  4. Click the Read Message button to start the authentication process.
  5. Follow the remaining prompts to read your secure message.

Mozilla Thunderbird screenshot

Novell GroupWise

Help with Novell GroupWise

In some instances, the message_zdm.html attachment does not display correctly with the internal browser.

To configure Novell GroupWise so that you can view a secure message:

  1. From within GroupWise, select Tools > Options.
  2. In the Options window, select Environment.
  3. In the Environment window, select the Default Actions tab.
  4. Under File Attachments, change the selection to Open attachment.

Outlook

Help with Outlook

Outlook might not allow users to click on links in messages. In some cases, Outlook routes messages with links to the Junk e-mail folder and disables the link.

To configure Outlook for use with secure messages:

  1. Start Outlook.
  2. On the Tools menu, click Options.
  3. On the Preferences Tab, click Junk E-mail.
  4. On the Safe Senders Tab, click Add.
  5. In the Add Address or domain dialog box, type in the domain of the company sending the encrypted email, for example @sendersdomain.com, and then click OK.
  6. Click OK to close the Junk E-mail Options dialog box.
  7. Click OK to close the Options dialog box.

Outlook Express

Help with Outlook Express

To enable access to the message_zdm.html attachment with Outlook Express:

  1. Start Outlook Express.
  2. On the Tools menu, click Options.
  3. Click on the Security Tab, then do the following:
    1. Clear the "Do not allow attachments to be saved or opened that could potentially be a virus" option.
    2. Clear the "Block images and other external content in HTML e-mail" option.
    3. Click OK.
  4. Close Outlook Express.

The settings take affect the next time you use Outlook Express.

Outlook Web Access

Help with Outlook Web Access

Outlook Web Access Pre-2007

Some versions of Outlook Web Access prevent secure messages from displaying correctly. This is due to an issue with Microsoft Exchange, and it is fixed with Security Rollup 8. If you cannot read your secure message, contact your email administrator to see if this update is installed. If it is not installed, your University of Rochester Information Security administrator can enable the Zero Download Messenger Proxy so that you can use Outlook Web Access to read secure messages. Please contact University of Rochester Support <support@ur.rochester.edu> for additional support.

Outlook Web Access 2007

To view a secure message with Outlook Web Access 2007:

  1. Open Outlook Web Access and choose the This is a private computer option prior to logging in.
  2. Open the secure message in your inbox. The first time you attempt to open a secure message, the following message displays:
    "To help protect your privacy, some content in this message has been blocked. If you are sure that the encrypted email message is from a trusted sender and you want to re-enable the blocked features, click here."
  3. Click the click here link to display the message_zdm.html attachment.
  4. Click the message_zdm.html attachment in the message header to display the dialog box for opening or saving the file.
  5. Open the attachment in your browser.
  6. Click the Read Message button to start the authentication process.
  7. Follow the remaining prompts to read your secure message.

Yahoo! Mail

Help with Yahoo! Mail

In most cases, Yahoo! Mail downloads the message_zdm.html attachment and displays it below the message body. To read your secure message with Yahoo! Mail, click the Read Message button within this inline attachment. If a warning message displays, letting you know that you are about to send information to someone other than Yahoo, click OK to dismiss the message. A new browser window opens, where you can sign in and read your message.

In some cases, the inline attachment does not display correctly or the Read Message button does not work. If this occurs, use the following procedure to read a secure message with Yahoo! Mail:

  1. Click the message_zdm.html attachment in the message header to display the dialog box for opening or saving the file.
  2. Open the attachment in your browser.
  3. Click the Read Message button to start the authentication process.
  4. Follow the remaining prompts to read your secure message.

Yahoo! Mail screenshot