p12 file to pem file
openssl pkcs12 -in Certificates.p12 -out Certificates.pem -nodes
pem file to p12 file
openssl pkcs12 -export -in Cert.pem -out Cert.p12
p12 file to pem file
openssl pkcs12 -in Certificates.p12 -out Certificates.pem -nodes
pem file to p12 file
openssl pkcs12 -export -in Cert.pem -out Cert.p12