How can routers defend against ransomware attacks and prevent network-wide infiltration?

What does ransomware mean, and how does it specifically impact the banking and financial sectors?

Can formatting a PC or Mac effectively remove ransomware, or are there hidden risks involved?

Does ransomware require administrative rights or root access to encrypt files on a system?

What technical and programming skills are needed to develop a ransomware attack?

How effective is Avast antivirus software in detecting and removing ransomware threats?

What is the WannaCry ransomware, how does it spread, and what makes it so dangerous?

Are there reliable methods to check if a specific file is infected with ransomware?

Could versioned filesystems provide a definitive solution against ransomware attacks by enabling easy recovery?

What are the different types of ransomware, and how do they vary in their methods of attack and impact?