GT3 Grid Security Infrastructure (GSI): Security Features

Sources of more information:

Area Supported Feature GT3.0 C Code GT3.0 Java Code
Proxy Certificates Authentication with Internet Draft compliant proxy certificates Yes Yes
  Authentication with legacy (GT2) proxy certificates Yes, supported on in GridFTPd Present, but unsupported
  Delegation of proxy certificates Yes Yes
CA Support CA signing policy Yes, documentation No
  Configurable trust roots (CA certificates) Yes Yes
Revocation CRLs Yes No
  OCSP No No
GSSAPI GSSAPI Yes, See RFC 2744 Yes
  GSSAPI extensions Yes Yes
  Integrity protection of user data Yes Yes
  Encryption of user data Yes Yes
Authorization User authorization grid-mapfile grid-mapfile
  Client-side authorization of service using hostname Yes Yes
  Client-side authorization of service with GRIM credentials Yes Yes
  Client-side authorization of service with wildcard matching of hostnames (e.g. foo matches foo-*:  foo-1, foo-ethernet, etc.) Yes Yes
  CAS Support In prototype No
Kerberos Relinking with Kerberos instead of PKI Yes (but kludgy) In theory as it is part of Java 1.4, but untested.
SOAP SOAP independent message Signing Yes Yes
  SOAP independent message Encryption Yes Yes
  Context establishment over SOAP Yes Yes