RE: [PHP] Mcrypt: Blowfish or Twofish or no fish? part 3

[Jimmy Lantz]

>I believe that twofish has been successfully broken, so use blowfish
>instead. Typically, for encrypting files you will use an algorithm like
>blowfish in cbc mode (as opposed to ebc mode) but I don't know if Mcrypt
>supports this. Also, when creating the hash of the file, it is probably best
>to use SHA-1 instead of MD5, as there appears to be some concern with MD5
>over it's compression function.
>HTH
>JH

It helps :)
I have been looking into Blowfish with cbc mode :)
If I use SHA-1 it's still no way to dehash it during decryption of the file,
so I fail to see the use of Hashing in fileencryption.
Could someone enlighten me?
/ Jim


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