Hot answers tagged cipher
In a cipher suite like "TLS_DHE_RSA_WITH_AES_256_CBC_MD5" RSA is used for authentication, while AES (256 bit) in CBC mode is used for encryption. Authentication is needed since Diffie-Hellman is vulnerable to Man-in-the-Middle attacks. An attacker could easily exchange the Diffie-Hellmann paramater and would therefore be able to intercept the communication ...
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