YOUR BROWSER
SERVER
SENDS LEAF ONLY
MISSING R3
BROWSER
HAS R3 CACHED
FROM OTHER SITES
ROOT
ISRG ROOT X1
TRUSTED, CONNECTS
IT WORKS FOR YOU BY ACCIDENT
SVIX WORKER
SERVER
SENDS LEAF ONLY
MISSING R3
SVIX WORKER
NO CACHE
CHAIN STOPS HERE
ROOT
ISRG ROOT X1
NEVER REACHED
SEND THE INTERMEDIATE CERTIFICATE, NOT JUST THE LEAF