====== Manual OpenSSL update ======

{{template>vorlagen:tutorialdetails|tutname=Manuelles OpenSSL Update|tutautor=PsyCore|tutversion=1.0|tutquelle=https://mdxdave.de/technik/linux/openssl-debian}}

Debian comes with an outdated OpenSSL version which has security vulnerabilities.

===== Preparations =====

<code bash>
apt-get install autoconf python libtool build-essential
</code>

==== Download and unpack ====

<code bash>
wget ftp://ftp.openssl.org/source/openssl-1.0.2f.tar.gz
tar xfz openssl-1.0.2f.tar.gz
</code>

===== Installation =====

==== Compile ====

<code bash>
cd openssl-1.0.2f
./config --prefix=/usr zlib-dynamic --openssldir=/etc/ssl shared
make
make test
sudo make
sudo make install
</code>

===== Testing =====

<code bash>
openssl version
</code>