org.apache.hadoop.hbase.security
Classes 
HBasePolicyProvider
HBaseSaslRpcClient
HBaseSaslRpcServer
HBaseSaslRpcServer.SaslDigestCallbackHandler
HBaseSaslRpcServer.SaslGssCallbackHandler
SaslUtil
SecureBulkLoadUtil
SecurityInfo
User
Enums 
AuthMethod
HBaseSaslRpcServer.QualityOfProtection
SaslStatus
Exceptions 
AccessDeniedException