The terms 'WannaCry, Petya and EternalBlue' sometimes mentioned in the news recently are related to

Correct Option: (c) Cyber attacks

WannaCry, Petya, and EternalBlue are notorious malicious software or ransomware tools associated with major global cyber attacks that compromised computer systems worldwide. EternalBlue, in particular, was an exploit developed by the US NSA and leaked by hackers, which was leveraged by WannaCry and Petya malware. Hence, they are related to cyber attacks.