Usage of mobile devices is now an essential part of our life. From early morning alarm to the bedtime chatting with friends, it will remain with us all time. All-important tasks like shopping, banking, mailing, social media engagement, information transfer etc is performed through mobile within seconds.
Recently more than 4 lakhs vulnerable computer systems were infected with the tricky Ransomware Wannacry as the outbreak quickly spread across the world. This attack results in the disappearance of lots of valuable personal or official data, either one had to pay around 300$ to 600$ within a week to get their data back.