URGENT PLEASE :

I need help in Cyber Forensics, please help me with below:

$1-$How can digital forensic professionals protect themselves from allegations of unethical behavior? Explain at least four manners.

$2-$Explain the significance of binary representation in data storage. How would you explain to a non$-$technical person the concept of storing a text file in binary format?

$3-$Describe a scenario where encryption might hinder a forensic investigation and suggest any three potential methods to overcome these obstacles.

$4-$ A company has fallen victim to a ransomware attack that encrypted all its files. Outline an incident response plan, including all the steps to secure digital evidence for investigation.