Below is a list of the Scattered Spartan Audio Logs and where you can find them in Halo Infinite.
01 Rubicon Protocol
This log is located in an underground cavern reachable via a giant hole in the ground east of Artifact V which is north of Riven Gate.
02 What Lies Beneath
This log is located under a downed Pelican along the road northwest of FOB Juliet.
03 Inquiries
This log is located north of FOB Hotel under a crashed Pelican.
04 The Prize
This log is located slightly southeast of FOB Juliet on a cliff overlooking FOB Juliet.
05 Uncharted
This log is located east of FOB Juliet on a rock next to a waterfall.
06 Holding On
This log is located off the road northwest of FOB Juliet in a swamp.
07 Infiltration
This log is located southwest of FOB Kilo on raised ground supported by hexagon columns along the map’s edge.
08 The Assassin
This log is located between the southern Beacon and FOB Kilo along the road nestled against the mountain.
09 Killers
This log is located on a platform on the side of the group of hexagon columns east of the southwestern Beacon.
10 Message in a Bottle
This log is located at the top of the tallest land supported by hexagon columns west of the northern Beacon.