Bhairava is also called upon as protector, as he guards the eight directions from the universe. In Shiva temples, in the event the temple is shut, the keys are positioned ahead of Bhairava. श्री कालभैरव अष्टक भगवान काल भैरव को समर्पित है। आद्य शंकराचार्य जी... महाकालोऽवतु क्षेत्रं श्रियं मे https://thebookmarknight.com/story16636245/top-bhairav-kavach-secrets