Hello,

Something strange happens when I try to encrypt some data using the
'openssl enc' tool...

If I create a 8-byte file filled with NUL, and I try to encrypt it using
DES or DES-EDE in ECB mode, I get a result file containing 16 bytes... If
I try with a larger input file, say a 32 bytes file, I end with a 40 bytes
one, so always 1 block larger... (or course, if I start with a 7 bytes
file, I end with an 8 bytes file, that's normal).

Is the padding mandatory, or is it a bug?

-- 
Erwann ABALEA
System and Development Engineer - Certplus SA
[EMAIL PROTECTED]
- RSA PGP Key ID: 0x2D0EABD5 -

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