1. Longer keys are more difficult to crack. Most symmetric keys today are 100–300 bits long. Why…
1 answer below » 1. Longer keys are more difficult to crack. Most symmetric keys today are 100–300 bits long. Why don’t systems use far longer symmetric keys—say, 1,000- bit keys? 2. Brute force is used to crack a 100-bit key. The key is cracked in only 5,000 tries. How can this be? 3. Did we see symmetric key encryption used for authentication in this chapter? If so, how was it used? Jun 01 2022 12:40 PM
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