means secure with rings
Story of Circe
Circe turned Odysseus's men into pigs. When Odysseus tries to rescue them, he is told by Hermes to eat an herb called moly to help protect himself from Circe. Odysseus overpowers Circe frocing her to change his men back into human form. They soon became lovers until Odysseus's men convinced himm to travel once more.
Greek Goddess, Aaron J. Atsma. 5 November 2014. Theio project.
Greek Mythology Link, Carlos Parada. 5 November 2014. "circe"
who's who in Mythology, Michael Senior. Macmillian Publishing Company.