2017 saw an unprecedented rise in the list of cyber breaches and attacks. The data breach at Equifax resulted in hackers accessing Social Security numbers, driver’s licenses details of million Americans. The recent in the list of incidents is social media giant, Facebook, whose shares plunged by over $60 b$ in first two days, on account of misuse of personal data of 50 million Facebookers by British data analytics firm 'Cambridge Analytica’. In 2017, we saw an alarming level rise in Ransomware attacks and ransom payments hitting over $2 b$. WannaCry, NotPetya, Bad Rabbit Ransomware hit more than 500,000 machines globally necessitating some businesses to even suspend operations, or paying ransomware cases with cryptocurrencies being unavoidable in situations. The WannaCry infections were so bad that Microsoft had to release a patch overnight for Windows systems that it had long stopped supporting.