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Cipher block chaining (CBC) is a method for encrypting large amounts of data with a block cipher that can only encrypt fixed length plaintexts. When used with an unpredictable initialization vector (IV), it is secure against chosen plaintext attacks (CPA-secure).

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Which one of the Block Cipher modes is the best?

I know CBC has a problem of IV since the next block of the plain text is XORed with the result of cipher text of the last block and the same with OFB. Is CTR the best one or not? … In "SSL with blockciphers in CBC-mode", does TLS 1.2 use CBC or is there any other modes that is used with TLS 1.2 (SSL 3.0)? …
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