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How to decrypt a text with substitution cipher? [closed]
I recently got a file which I had encrypted with substitution cipher a long time ago. I went to crack down the key and almost got it. But I encrypted it not just with alphabets but also with numbers ...
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What would be a better encryption algorithm then RSA_DES_EDE3_CBC?
First off, please let me explain why I'm asking this at all: The default implementation of EnvelopedCms is using AlgorithmIdentifier which by itself will use RSA_DES_EDE3_CBC or OID 1.2.840.113549.3....
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