Lab Assignment 3: Pretty Good Privacy (PGP)

  1. Lab Assignment 3: Pretty Good Privacy (PGP)
    Due in week 10 and worth 120 points.
    Instructions
    • Download the lab worksheet here.
    • Complete the lab according to the lab instructions provided on the lab worksheet.
    • Submit the lab worksheet as an attachment in the online course shell.
    • Capture a screen shot as you complete each one of the lab steps and paste it in the designated spot below each step.
    • Example:
      Step 1:

      If there is a question in a step, your response should be included directly under the screen shot of that step.
      Click here to view the grading rubric.

Lab Assignment 3: Pretty Good Privacy (PGP)

Due Week 10 and worth 120 points

The purpose of this lab assignment is to become familiar with how to use PGP encryption. First, you will generate your public and private keys. Next, you will use your public key to encrypt your message, and finally you will use your private key to decrypt your message.  

For this exercise, you will need to use two (2) different e-mail accounts (i.e., your Strayer email account and your personal email account. You will be creating an encrypted message and sending it from your first e-mail account to your second e-mail account.

Instructions

  • Capture a screen shot as you complete each one of the lab steps and paste it in the designated spot below each step.

Example:

Step 1:

If there is a question in a step, your response should be included directly under the screen shot of that step.

  • Submit the lab worksheet as an attachment in the online course shell.

Lab Steps:

  1. Go iGolder’s PGP Encryption Freeware page, located at https://www.igolder.com/pgp/encryption/.Note:Close out the “iGolder Stopped Gold Transfers” popup if it appears here or on any other page.

<paste screen shot here>

  1. Click on the “PGP Key Generator” link at the top of the page in the tool description. Enter your email address in the “Email Address” textbox and a passphrase or password in the “PGP-Key Password / Passphrase” textbox. Next, click on the “Generate PGP Keys” command button.

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  1. Copy and paste your PGP-Key password / passphrase (including the begin and end blocks), the text from the “PGP Private Key” textbox and the “PGP Public Key” textbox into a text editor file, such as Notepad, and save it Note:On each of the pages you will see an “I” displayed. Each of these can be clicked on for additional information.

<paste screen shot here>

  1. Following the generation of your public keys and saving them to a text editor, click the “encrypt a message using PGP” link at the bottom of the page.

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  1. In the “PGP Public Key” text box, enter the previously generated PGP Public key.

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  1. Type a message in the “Message to Encrypt” textbox and click the “Encrypt Message” command button.

<paste screen shot here>

  1. Then you will see your encrypted message in the last text box on the page titled, “Encrypted Message.”

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  1. Login to your first e-mail account and open a new email. Copy the text in the “Encrypted Message” textbox into the body of the email that you will be sending to your second email account. Send the email from your first account to your second email account.

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  1. Go back to the “PGP Encryption Freeware” page and click on the “PGP Decrypt Tool” link at the bottom of the “PGP Encryption Freeware” page. Copy your PGP private key from the text editor file where you previously saved it and paste it into the “PGP Private Key” textbox. Next, enter the PGP-Key password / passphrase that you used to generate the key. Then, open the second e-mail account where you sent the encrypted message. Copy the encrypted e-mail message and paste it into the “PGP-Encrypted Message” textbox.

<paste screen shot here>

  1. Click on the “Decrypt Message” command button immediately under the “PGP-Encrypted Message” textbox. Did your decrypted message appear in the “Decrypted Message” textbox?
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