October 2007 - Posts

• What changed on Disk when I Enabled Bitlocker and configured bitlocker protected data partitions

  I was curious to see what changes Bitlocker make on my raw disk, So i picked my dskprobe and had a quick look and I will like to share a few changes i saw. There is lot more which gets changed but not covered below. On the OS partition i.e. on my C drive, Read More... Posted Tuesday, October 23, 2007 5:09 PM by ganand | 0 Comments

• Configuring bitlocker

  I thought of giving everyone feel of how easy it is to configure bitlocker on your machine. I picked a test Lenovo T60p machine and opened bitlocker drive encryption applet from control panel. You will get option to turn on bitlocker but before you do Read More... Posted Tuesday, October 16, 2007 4:10 PM by ganand | 2 Comments

• Group Policies regarding Bitlocker and TPM

  Last time we talked about what TPM is and how it works and also about clean boot of pcr’s. This time I will like to throw some light on group policies involved with bitlocker. I will only talk about a few and not all. There is a group policy which if Read More... Posted Monday, October 08, 2007 11:32 AM by ganand | 0 Comments Filed under: Bitlocker

• Starter for someone who is not familiar with bitlocker part III

  Last time we talked about TPM and what exactly it is. This time I will continue from where I left last time. As mentioned TPM is nothing but a device to store the secret or *blob and release it when it has measured and verified the integrity of the boot Read More... Posted Wednesday, October 03, 2007 1:22 PM by ganand | 0 Comments

• Behavior of Bit locker when windows vista based computer resumes from sleep mode

  Neither Bitlocker drive encyption feature nor TPM chip provide protection against online attacks against the operating system when resuming from sleep mode (sleep = suspend to memory). The standard Windows protections take care of this if they are enabled. Read More... Posted Monday, October 01, 2007 9:56 AM by ganand | 1 Comments