IT Security第 62 / 100 题
What does encryption accomplish?
a.It converts readable data into an unreadable form that only authorized parties can decode
b.It permanently deletes data
c.It speeds up data transfer
d.It compresses files to save space
解析
Encryption transforms plaintext into ciphertext using an algorithm and a key, making it unreadable to anyone without the correct key. This protects data confidentiality both in transit and at rest. Only authorized parties with the key can decrypt and read the data.
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