debian升级openssl

方法一：

apt install cmake wget perl
wget https://www.openssl.org/source/openssl-1.1.1i.tar.gz
tar -zxvf openssl-1.1.1i.tar.gz
cd openssl-1.1.1i
./config --prefix=/usr/local/openssl
./config -t
make && make install
mv /usr/bin/openssl /usr/bin/openssl.old
mv /usr/lib64/openssl /usr/lib64/openssl.old
mv /usr/lib64/libssl.so /usr/lib64/libssl.so.old
mv /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1.old
cp /usr/local/openssl/lib/libcrypto.so.1.1 /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1
ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl
ln -s /usr/local/openssl/include/openssl /usr/include/openssl
ln -s /usr/local/openssl/lib/libssl.so /usr/lib64/libssl.so
echo "/usr/local/openssl/lib" >> /etc/ld.so.conf
ldconfig -v
openssl version -a

方法二：

创建文件

nano /etc/apt/sources.list.d/testing.list

更新

apt update

apt install -t testing openssl