From Path of Exile Wiki
Notable Passive Skill
Defiance is a notable passive skill that grants increased melee physical damage and additional chance to block with a shield equipped. It also grants increased armour rating, evasion rating, and energy shield from equipped shields.
- Mark_GGG (March 13, 2013). "Increased Shield Defenses?". Official Path of Exile Forums. Retrieved July 19, 2013.