apt-get remove openssl -y
sudo apt-get install make
sudo apt-get install gcc
sudo su -
wget https://www.openssl.org/source/openssl-1.1.1k.tar.gz --no-check-certificate
tar -zxvf openssl-1.1.1k.tar.gz -C /usr/local/src
cd /usr/local/src/openssl-1.1.1k/
./config
make
make install
rm /usr/bin/openssl & ln -s /usr/local/bin/openssl /usr/bin/openssl
ln -s /usr/local/lib/libssl.so.1.1 /usr/lib/libssl.so.1.1
ln -s /usr/local/lib/libcrypto.so.1.1 /usr/lib/libcrypto.so.1.1
export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
openssl version


**************************
SSL KEY creation
**************************
cd /home/ezserver_enterprise
openssl req -out ezserver.csr -new -newkey rsa:2048 -nodes -keyout ezserver.key
openssl x509 -signkey ezserver.key -in ezserver.csr -req -days 365 -out ezserver.crt
openssl req -text -noout -verify -in ezserver.csr
openssl rsa -in ezserver.key -check