(RFC 5958 published August 2010, subtype last updated August 2010) Type name: application Subtype name: pkcs8 Required parameters: None Optional parameters: None Encoding considerations: binary Security considerations: Carries a cryptographic private key. See section 6. Interoperability considerations: The PKCS #8 object inside this media type MUST be DER-encoded PrivateKeyInfo. Published specification: RFC 5958 Applications which use this media type: Any MIME-compliant transport that processes asymmetric keys. Additional information: Magic number(s): None File extension(s): .p8 Macintosh File Type Code(s): Person & email address to contact for further information: Sean Turner Restrictions on usage: none Author: Sean Turner Intended usage: COMMON Change controller: The IESG