Upgrade OpenSSL for Linux-Linux Enterprise Application-Linux server application information. For more information, see. The default OpenSSL installed in RHEL4 is a little old, and the security report has defects. You need to upgrade it.
Upgrade procedure
0. First Use # openssl version? A. Check the OpenSSL version in the system.
1. Get the source code package 0.9.8g through # wget http://www.openssl.org/source/openssl-0.9.8g.tar.gz
2. Install openssl
# Tar? Xzvf openssl-0.9.8g.tar.gz
# Cd openssl-0.9.8g
#./Config shared zlib
# Make
# Make install
Mv/usr/bin/openssl. OFF
Mv/usr/include/openssl. OFF
Ln? S/usr/local/ssl/bin/openssl/usr/bin/openssl
Ln? S/usr/local/ssl/include/openssl/usr/include/openssl
3. Configure the library file search path
# Echo "/usr/local/ssl/lib">/etc/ld. so. conf
# Ldconfig? V
4. Check the openssl version to verify the installation.
# Openssl version? A
We can see that it is the newly installed version 0.9.8g.
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