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

The correct option is Cyber attacks.

Explanation:
‘WannaCry’, ‘Petya’, and ‘EternalBlue’ are all major cyber threats/attacks that gained global attention in 2017:

1. WannaCry: A worldwide ransomware attack that targeted computers running the Microsoft Windows operating system by encrypting data and demanding ransom payments in cryptocurrency.
2. Petya (and NotPetya): A family of encrypting malware/ransomware that affected Microsoft Windows-based systems globally.
3. EternalBlue: A computer exploit created by the US National Security Agency (NSA) that exploited a vulnerability in Microsoft's Server Message Block (SMB) protocol. It was leaked and subsequently used in major cyber attacks like WannaCry and NotPetya.

Therefore, all these terms are directly associated with Cyber attacks.