Reg missing in openssl 1.1.1

Richard Levitte levitte at
Wed May 29 20:53:01 UTC 2019

On Wed, 29 May 2019 19:39:38 +0200,
ramakrushna mishra wrote:
> In Openssl 1.1.1,  the file "" is missing. This cause degradation of performance on
> AIX.  Is this intentional for deprecating the support for RC4 ? 

It got remove as part of a larger cleanup commit:

commit 624265c60e07f8e5f251d0f5b79e34cf0221af73
Author: Rich Salz <rsalz at>
Date:   Thu Jun 15 12:03:40 2017 -0400

    Cleanup some copyright stuff
    Remove some incorrect copyright references.
    Move copyright to standard place
    Add OpenSSL copyright where missing.
    Remove copyrighted file that we don't use any more
    Remove Itanium assembler for RC4 and MD5 (assembler versions of old and
    weak algorithms for an old chip)
    Standardize apps/rehash copyright comment; approved by Timo
    Put dual-copyright notice on mkcert
    Reviewed-by: Richard Levitte <levitte at>
    (Merged from

> Similarly If I build Openssl 1.1.1 on nt64  with flags "enable-weak-ssl-ciphers" and "
> enable-deprecated"  , I witness degrade in performance.  Could you please help me understand how
> these flags can be related to speed test of all ciphers and digests ? 

Degradation, compared to what?


Richard Levitte         levitte at
OpenSSL Project

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