+ saml2/metadata/impl/ObservableMetadataProvider.cpp \
+ saml2/metadata/impl/SignatureMetadataFilter.cpp \
+ saml2/metadata/impl/WhitelistMetadataFilter.cpp \
+ encryption/EncryptedKeyResolver.cpp \
+ security/impl/TrustEngine.cpp \
+ security/impl/AbstractPKIXTrustEngine.cpp \
+ security/impl/ChainingTrustEngine.cpp \
+ security/impl/ExplicitKeyTrustEngine.cpp \