Strong Encryption

[Lawrence Bowie]

Strongest aes-256 (possible attacks on it are differential and linear 
crytanalysis)
or even 3des (because there are known attacks on it becauseit E(E(E(M))),
M being the plaintext and E being the encryption function) but they are 
slower


...Fastest blowfish



LDB


Souza, Clovis wrote:

>Does anyone knows which one is the strongest and which is the fastest
>encryption algorithms
>used in OpenSSH 3.7.1p2 from the list below
>
>aes128-cbc,
>3des-cbc,
>blowfish-cbc,
>cast128-cbc,
>arcfour,
>aes192-cbc,
>aes256-cbc,
>rijndael-cbc at lysator.liu.se,
>aes128-ctr,
>aes192-ctr,
>aes256-ctr
>
>Strong Encryption 
>OpenSSH supports 3DES, Blowfish, AES and arcfour as encryption algorithms.
>These are patent free.
>Triple DES is a time proven and well understood cipher that provides strong
>encryption.
>Blowfish is a fast block cipher invented by Bruce Schneier that can be used
>by people that require faster encryption.
>AES <http://www.nist.gov/aes> is the US Federal Information Processing
>Standard (FIPS) Advanced Encryption Standard developed as a replacement for
>DES. It is a fast block cipher.
>Arcfour is a fast stream cipher. It is believed to be compatible with
>RC4[TM], a proprietary cipher of RSA Security Inc. 
>Encryption is started before authentication, and no passwords or other
>information is transmitted in the clear. Encryption is also used to protect
>against spoofed packets. 
>
>
>
> Clovis Gomes de Souza
>Dresdner Bank Brasil
>Dresdner Bank Lateinamerika AG
>Unix and DBA support
>Network and Telecommunication
>São Paulo
>Tel:	(+55 11) 5188.6923
>Fax:	(+55 11) 5188.6905
>Email:	clovis.souza at dbla.com
>Internet:	http://www.dbla.com/
>
>
> 
>
>
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