Leo, a senior digital forensics investigator, was staring at a "wiped" laptop. The suspect, a corporate spy, had reportedly performed a on the machine just minutes before the police arrived. On a traditional hard drive, a wipe is usually the end of the story—once the magnetic bits are overwritten, they’re gone.
Leo knew that SSDs are "liars" by design. To prevent the memory cells from wearing out, a controller inside the drive constantly moves data around in the background—a process called . When you delete a file, the drive doesn't actually delete it; it just marks that space as "invalid" and moves on. ssd security
Security and Forensics–Is Solid State Drive a Friend or a Foe? Leo, a senior digital forensics investigator, was staring
"He thinks he's safe," Leo muttered, connecting the drive to a specialized hardware imager. Leo knew that SSDs are "liars" by design