CentOS 6
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Create SSL Certificates
2011/07/11
  Create a your server's original SSL Certificate. If you use your server as a business, it had better buy and use a Formal Certificate from Verisigh and so on.
[root@www ~]#
cd /etc/pki/tls/certs

[root@www certs]#
make server.key

umask 77 ; \
/usr/bin/openssl genrsa -aes128 2048 > server.key

Generating RSA private key, 2048 bit long modulus
......................................................++++++
.............++++++
e is 61251 (0x10001)
Enter pass phrase:
# set passphrase

Verifying - Enter pass phrase:
# confirm

# remove passphrase from private key

[root@www certs]#
openssl rsa -in server.key -out server.key

Enter pass phrase for server.key:
# input passphrase

writing RSA key
[root@www certs]#
[root@www certs]#
make server.csr

umask 77 ; \
/usr/bin/openssl req -utf8 -new -key server.key -out server.csr

You are about to be asked to enter information that will be incorporated
into your certificate request.
What you are about to enter is what is called a Distinguished Name or a DN.
There are quite a few fields but you can leave some blank
For some fields there will be a default value,
If you enter '.', the field will be left blank.
-----
Country Name (2 letter code) [XX]:
JP
# country

State or Province Name (full name) [e]:
Hiroshima
 
# state

Locality Name (eg, city) [Default City]:
Hiroshima
# city

Organization Name (eg, company) [Default Company Ltd]:
GTS
 
# company

Organizational Unit Name (eg, section) []:
Server World
 
# department

Common Name (eg, your server's hostname) []:
www.srv.world
 
# server's FQDN

Email Address []:
xxx@srv.world
# email address

Please enter the following 'extra' attributes
to be sent with your certificate request
A challenge password []:
# Enter

An optional company name []:
# Enter

[root@www certs]#
[root@www certs]#
openssl x509 -in server.csr -out server.crt -req -signkey server.key -days 3650

Signature ok
subject=/C=JP/ST=Hiroshima/L=Hiroshima/O=GTS/OU=Server World/CN=www.srv.world/emailAddress=xxx@srv.world Getting Private key
[root@www certs]#
chmod 400 server.*
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