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Results tagged with rsa
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user 2224
An asymmetric (e.g. public-key) cryptosystem, based on modular exponentiation with big exponents and modulus. RSA can be used both for signature and encryption with proper paddings.
0
votes
How do ciphers change plaintext into numeric digits for computing?
I am not an expert on this, and from what I understand there are different ways to use RSA. But I know of this one way that might answer your question.
Alice wants to send a message to Bob. … So the ciphertext that is sent really consists of an encrypted (using AES) message with an encrypted (using RSA) key. …
- 1,184
5
votes
RSA Proof of Correctness
(Being new to cryptography, I hope the following makes sense).
I will try to follow the Wikipedia article. What I write is pretty much just taken from there. If some of the steps are unclear you migh …
- 1,184
6
votes
Why are we not using multiple ciphers per message?
I don't know about computing things in parallel, so I will ignore that part of the question.
First, please note that the encryption algorithm is rarely the the weak point of the security. It is far m …
- 1,184