Extract PFX
Replace the names of the files accordingly
openssl pkcs12 -in filename.pfx -nocerts -out filename.key -nodes
openssl pkcs12 -in filename.pfx -nokeys -out filename.cer
openssl rsa -in filename.key -out filename_nopass.key
Replace the names of the files accordingly
openssl pkcs12 -in filename.pfx -nocerts -out filename.key -nodes
openssl pkcs12 -in filename.pfx -nokeys -out filename.cer
openssl rsa -in filename.key -out filename_nopass.key