Education
Keith graduated from Lovejoy High School in Hampton Georgia a semester early to attend Mississippi State University. He was the first recruit for Coach Sylvester Croom and chose Mississippi State.
In 2005, Keith played in 11 games as a true freshman making 13 tackles (including a tackle for loss). In 2006, Keith played in all 12 games and had 59 tackles and 1 interception.
In 2007, Keith played in all 13 games and had 58 tackles, 5.5 Tackles for Loss, 1 Sack, and 2 Interceptions.In 2008, Keith played in all 12 games and had 50 tackles, 2.5 sacks and 1 interception He was ranked the 12th best safety in the 2009 NFL Draft by NFL Draft Scout.