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authorjaenicke <jaenicke>2002-07-12 15:27:01 +0000
committerjaenicke <jaenicke>2002-07-12 15:27:01 +0000
commit174d367e12dd257695bc47157785c0850d51ccfd (patch)
tree4c733da698cdd63227b9c24d7ff4d58476c8bf4c /FAQ
parent844ba32e86343cea4bd4ec2829adc188dcd4d98e (diff)
downloadopenssl-174d367e12dd257695bc47157785c0850d51ccfd.tar.gz
Rewording: some algorithms are also patented in Europe, so choose more
defensive phrases... Submitted by: Reviewed by: PR:
Diffstat (limited to 'FAQ')
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@@ -466,18 +466,10 @@ and the changes are only valid for the current DOS session.
* What is special about OpenSSL on Redhat?
-Red Hat Linux 7.0 and following versions already have a limited version of
-openssl already installed. This may well apply to other Linux distributions
-also. This version does not have support for the IDEA, RC5 and MDC-2
-algorithms as these are patented within the United States. For information
-these patent numbers and expiry dates are:
-
-MDC-2: 4,908,861 13/03/2007
-IDEA: 5,214,703 25/05/2010
-RC5: 5,724,428 03/03/2015
-
-However, Europeans and other non-Americans may wish to install all the
-features.
+Red Hat Linux (release 7.0 and later) include a preinstalled limited
+version of OpenSSL. For patent reasons, support for IDEA, RC5 and MDC2
+is disabled in this version. The same may apply to other Linux distributions.
+Users may therefore wish to install more or all of the features left out.
To do this you MUST ensure that you do not overwrite the openssl that is in
/usr/bin on your Red Hat machine. Several packages depend on this file,
@@ -499,6 +491,11 @@ relevant updates in packages up to and including 0.9.6b.
A possible way around this is to persuade Red Hat to produce a non-US
version of Red Hat Linux.
+FYI: Patent numbers and expiry dates of US patents:
+MDC-2: 4,908,861 13/03/2007
+IDEA: 5,214,703 25/05/2010
+RC5: 5,724,428 03/03/2015
+
[PROG] ========================================================================
* Is OpenSSL thread-safe?