Compile openssl on ubuntu

Compile openssl on ubuntu

Get latest openssl serouce, at this time is link 

https://www.openssl.org/source/openssl-1.0.2h.tar.gz


Extract and point to source directory path.

apt-get install gcc
./config
make
make install
openssl version
mv /usr/bin/openssl /usr/bin/openssl.bak
ln -s /usr/local/ssl/bin/openssl /usr/bin/openssl
openssl version