Answer:
No. This is not more secure.
Explanation:
this is not more secure than having all of Carol, bob and Alice having the same key.
alice would be able to know Carol's key for her to be able to verify the answer Carol gave to a challenge by her. she would also have to know bob's key to do the same.
any of these 3 would have to know someone else's secret key to verify answers to any challenge.
the challenge is to know the secret keys if the other two and if done, decryption can easily be done and they can impersonate.
Answer:
The answer to this question is the option "C".
Explanation:
In this question, the answer is option C. Which is river toxic pollution. This pollution is also known as Kim Kim river toxic pollution. In 2019 this pollution occurred in the water caused by unauthorized chemical garbage dumping in the river in Malaysia. The unauthorized dumping released poisonous fumes, affecting six thousand people are hospitalized in 2,775.
The answer is encryption
steganography would be hiding data, like in an image
digital forensics is the analysis done after an attack
and the last one is a security standard