One of my contacts broke his external hard drive by letting it falling on the floor while it was still connected to the laptop. So that hdd was doing the famous clic-clic-clic sound which can have several meaning depending on the situation. In our case, it is probably a physical …

Starting from iPhone 3GS, iDevices contain a cryptographic chip that performs hardware encryption of the filesystem. The NAND chip is a flash memory organized as the following:

• Block 0: contains the LLB
• Block 1: contains the following encryption keys:
  • EMF: used to encrypt the filesystem
  • Dkey: used to encrypt the …