Bhairava is also called upon as protector, as he guards the eight directions in the universe. In Shiva temples, in the event the temple is shut, the keys are put just before Bhairava. न शक्नोमि प्रभावं वै कवचस्यास्यवर्णितुम्। सर्वसिद्धिमवाप्नोति यद्यन्मनसि वर्तते ॥ २॥ वायव्यां मां कपाली च नित्यं पायात् https://bookmark-share.com/story16611673/what-does-bhairav-kavach-mean