भुक्तिमुक्तिदायकं प्रशस्तचारुविग्रहं भक्तवत्सलं स्थितं समस्तलोकविग्रहम् । विनिक्वणन्मनोज्ञहेमकिङ्किणीलसत्कटिं काशिकापुराधिनाथकालभैरवं भजे ॥४॥ Shaivites consider Bhairava for being the Protector, as he guards the eight Instructions. He can also be considered the protector of girls (especially those who are timid in nature). All Shiva temples Have a very Bhairava idol. The keys https://www.youtube.com/watch?v=S2iLMNuDYc0