Lexar Flash Drives - Encryption/Decryption

Lexar Flash Drives - Encrypting & Decrypting

The purpose of this document explains how to use the Lexar Secure II Flash Drives on computers where you do NOT have Admin Rights - such as a public computer, cluster computer, computers in conference rooms, hotels, or other places where a computer’s security settings may be somewhat tightened.

These instructions were written using Windows XP Professional and a 4 Gig Lexar Secure II Flash Drive.

DISCLAIMER: UNMC ITS suggests testing in your own environment prior to making large scale purchases of this product.

Encrypting Files

  1. Plug your Secure II flash drive into a USB port on your computer.
  2. You will then get a dialogue box
  3. Click “Cancel”.
  4. Locate your sensitive file(s) on your computer and saveit (them) to the Secure II Flash Drive. (please note: your Lexar Secure II Flash Drive will show up in “My Computer” as Lexar x: where “x” represents a drive letter – drive letter E is shown in the example below).
  5. For demonstration purposes, the file being encrypted is “Encrypting Files and Decrypting Files Using the Lexar Secure II Flash Drive”
  6. To start the encrypting process, navigate to and open the folder on your flash drive named “SecureII”; then open the sub folder called named “Windows”, then launch the file called “SecureII.exe” (this is the encrypting & decrypting utility).
  7. If you do NOT have Admin rights on your computer your will get this message:
    • "You are currently logged on without Admin rights"  If so, click OK.
  8. Otherwise, when launched the utility looks like that shown below. Click File Encryption. (PLEASE NOTE: if you save files to the Encrypted Vault, you MAY NOT be able to access them on a public computer as the Encrypted Vault button will be grayed out)
  9. A dialog box will appear.
  10. Make sure you are under the “Encrypt Files” tab. Click “Add” and navigate to and highlight the file(s) on the FLASH DRIVE that you want to encrypt. Click Open.
  11. The file(s) should appear in the box.  Click “Encrypt”.
  12. A dialogue box will appear asking you to put a password on it.
  13. When done, click “OK”.
  14. The file(s) will now encrypt.
  15. Then it’ll say the file(s) were encrypted (see below).
  16. Click Ok and close out of the utility. Desired files are now encrypted and you may take your Lexar Secure II Flash Drive to another computer.
  17. This completes the encrypting process.

Decrypting Files

  1. Plug your Secure II flash Drive into a USB port on your computer.
  2. You will then get a dialogue.
  3. Scroll down and click “Open folder to view files”.
  4. Go to the drive letter for your Secure II Flash Drive. (please note: your Lexar Secure II Flash Drive will show up in “My Computer” as Lexar x: (where “x” represents a drive letter – drive letter E is shown in the example above).
  5. To start the decrypting process, navigate to and open the folder on your flash drive named “SecureII”; then open the sub folder called named “Windows”; then launch the file called “SecureII.exe”.
  6. If you do NOT have Admin rights on the computer, you will get this message:
    • "You are currently logged on without Admin rights"  If so, click OK.
  7. When launched the utility looks like that shown below. Click File Encryption. (PLEASE NOTE: if you save files to the Encrypted Vault, you MAY NOT be able to access them on a public computer as the Encrypted Vault button will be grayed out)
  8. A dialogue box will appear... select the “decrypt Files” tab.
  9. Click “Add” and navigate to and highlight the file(s) on the FLASH DRIVE that you want to decrypt.
  10. Click Open (see below).
  11. The file(s) should appear in the box. Click “Decrypt”.
  12. A dialogue box  will appear asking you to your password (that you used to encrypt).
  13. When done, click “OK”.
  14. The file(s) will now decrypt (see below).
  15. When done it’ll say the file(s) were encrypted (see below).
  16. Click Ok and close out of the utility. Desired files are now decrypted and you may open and work with the files.

Please contact the UNMC Helpdesk at 402-559-7700 or helpdesk@unmc.edu with any questions.