1. Enable Automatic Software Updates

One of the most imported things to keeps your relay secure is to install security updates timely and ideally automatically so you can not forget about it. Follow the instructions to enable automatic software updates for your operating system.

2. Enable the EPEL repository

To install tor package on CentOS/RHEL, you need to install the EPEL repository first:

yum install epel-release

3. Install the tor package and verify the EPEL signing key

yum install tor

When you install the first package from the EPEL repository you will be asked about verifying the EPEL GPG signing key. Please ensure the key matches with the one available on the Fedora Project website.

4. Put the tor configuration file /etc/tor/torrc in place

#change the nickname "myNiceRelay" to a name that you like
Nickname myNiceRelay
ORPort 9001
SocksPort 0
ExitRelay 0
# Change the email address bellow and be aware that it will be published
ContactInfo tor-operator@your-emailaddress-domain

5. Enable and start your Tor relay

CentOS 7 / RHEL 7:

systemctl enable tor
systemctl start tor

CentOS 6 / RHEL 6:

service tor enable
service tor start

6. Final notes

If you are having troubles setting up your relay, have a look at our help section. If your relay is now running, check out the post-install notes.