RC4 (Rivest Cipher 4) is a type of stream cipher.

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Reconcile IMAP4 RFC with No RC4 RFC

RFC 3501 states: IMAP client and server implementations MUST implement the TLS_RSA_WITH_RC4_128_MD5. RFC 7465 states: o TLS clients MUST NOT include RC4 cipher suites in the ClientHello ...
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For use with RC4 how do I combine a reused key and an initialization vector

I am an a-level student writing an encryption program using an rc4 implementation I have written myself. I have the basic algorithm coded correctly (and I have checked that some ciphertext for a given ...
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Insecure data in-transit

My organization processes some PII data and shares it with an outbound connection (outflow only) that is a third party. The data transfer transactions occur without human intervention. That outbound ...
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xls RC4 encryption password from key

I asked this question on stackoverflow, but thought it may be more appropriate here. I have a key from a RC4 encrypted excel sheet (xls), along with the salt, and hash, etc. and I have decrypted the ...