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Encryption is the process of transforming plaintext using a cipher into ciphertext to make it unreadable to anyone except those possessing the key. Decryption is the process of transforming that ciphertext back into plaintext, using the key.

1 vote

How to check the strength of an encryption algorithm?

As many have said, the short answer is probably "no". Not because you asked the question in a wrong way but because the fact that you ask this question implies that you don't know what sort of attacks …
picarresursix's user avatar
7 votes
Accepted

How do I choose the best 3*3 s-boxes?

If you are looking specifically for $3 \times 3$ S-boxes, you might want to take a look at the printCipher specification since it uses one. You can trust the people who chose it to have picked the bes …
picarresursix's user avatar