How ex-house help entered 'secure' Delhi house to rape, kill civil servant's daughter: A secret key loophole

A 22-year-old IIT graduate and civil services aspirant was found dead at her South Delhi house after her parents left for a morning workout. Investigation revealed she was raped and strangled with a mobile charging cable. The accused, a 23-year-old former house help, had knowledge of a hidden key loophole in the house's security system, which allowed him to enter and commit the crime.