.cer	application/pkix-cert
.crl	application/pkix-crl
.gpg	application/pgp-encrypted
.p10	application/pkcs10
.p12	application/pkcs12
.p7c	application/pkcs7-mime
.p7m	application/pkcs7-mime
.p7s	application/pkcs7-signature
.p8	application/pkcs8
.p8e	application/pkcs8-encrypted
.pem	application/x-pem-file
.pfx	application/pkcs12
.sig	application/pgp-signature