Fixed security bug: iSCSIKeychainContainsCHAPSecretForNode no longer requires credentials and only checks whether keychain item exists instead of decrypting the secret
Fixed security bug: iSCSIKeychainContainsCHAPSecretForNode no longer requires credentials and only checks whether keychain item exists instead of decrypting the secret

iscsi-osx/iSCSIInitiator,iscsi-osx/iSCSIInitiator,iscsi-osx/iSCSIInitiator