[openssl-users] Dumb question about DES

Jakob Bohm jb-openssl at wisemo.com
Fri May 12 05:43:06 UTC 2017


(keeping TOFU style to keep thread consistent).

You can also just use the cipher-list configuration option string
that an OpenSSL 1.0.x should allow passing to OpenSSL.

On 11/05/2017 22:17, Scott Neugroschl wrote:
>
> So if I’m using 1.0.2, and want to deprecate 3DES, I need to do that 
> as part of my build?
>
> *From:*openssl-users [mailto:openssl-users-bounces at openssl.org] *On 
> Behalf Of *Scott Neugroschl
> *Sent:* Thursday, May 11, 2017 11:13 AM
> *To:* openssl-users at openssl.org
> *Subject:* Re: [openssl-users] Dumb question about DES
>
> OK.  Are the 3DES CBC ciphers still part of DEFAULT?
>
> *From:*openssl-users [mailto:openssl-users-bounces at openssl.org] *On 
> Behalf Of *Benjamin Kaduk via openssl-users
> *Sent:* Thursday, May 11, 2017 9:18 AM
> *To:* openssl-users at openssl.org <mailto:openssl-users at openssl.org>
> *Subject:* Re: [openssl-users] Dumb question about DES
>
> Those ciphers are triple-DES, not single-DES.  (The "CBC3" gives it 
> away ... well, not exactly.)
> The single-DES ciphers were removed in release 1.1.0 (they are 
> included in the "40 and 56 bit cipher support removed from libssl" 
> item in the release notes), though the raw crypto primitives remain in 
> libcrypto.
>
> -Ben
>
> On 05/11/2017 11:07 AM, Scott Neugroschl wrote:
>
>     Has DES been deprecated in OpenSSL?  If so, what release?  In
>     particular the following ciphers
>
>           0.19 EDH-DSS-DES-CBC3-SHA
>
>           0.22 EDH-RSA-DES-CBC3-SHA
>
>         192.13 ECDH-RSA-DES-CBC3-SHA
>
>         192.3  ECDH-ECDSA-DES-CBC3-SHA
>
>         192.18 ECDHE-RSA-DES-CBC3-SHA
>
>         192.8  ECDHE-ECDSA-DES-CBC3-SHA
>

Enjoy

Jakob
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