Here is a list of all documented namespaces with brief descriptions:

[detail level 123]

▼Nopensaml	Common classes for OpenSAML library
CArtifactException	Exceptions related to artifact parsing
CArtifactMap	Helper class for SAMLArtifact mapping and retrieval
CAssertion	Base class for SAML assertions
CBindingException	Exceptions in SAML binding processing
CCommonDomainCookie	Helper class for maintaining discovery cookie
CContentReference	SAML-specific signature reference profile
CEncryptedKeyResolver	SAML-specific encrypted key resolver
CFatalProfileException	Fatal exceptions in SAML profile processing
▼CMessageDecoder	Interface to SAML protocol binding message decoders
CArtifactResolver	Interface to caller-supplied artifact resolution mechanism
▼CMessageEncoder	Interface to SAML protocol binding message encoders
CArtifactGenerator	Interface to caller-supplied artifact generation mechanism
CProfileException	Exceptions in SAML profile processing
CRetryableProfileException	Non-fatal exceptions in SAML profile processing
CRootObject	Base class for SAML objects at the root of core schemas
CSAMLArtifact	Base class for SAML 1.x and 2.0 artifacts
CSAMLConfig	Singleton object that manages library startup/shutdown.configuration
▼CSecurityPolicy	A policy used to verify the security of an incoming message
CIssuerMatchingPolicy	Allows override of rules for comparing saml2:Issuer information
CSecurityPolicyException	Exceptions in security policy processing
CSecurityPolicyRule	A rule that a protocol request and message must meet in order to be valid and secure
CSignableObject	Base class for SAML objects that can be signed
CSignatureProfileValidator	SAML-specific signature profile validator
CSOAPClient	Specialized SOAPClient for SAML SOAP bindings
CStatus	Base class for SAML status codes
Nsamlconstants	SAML-related constants