[root@rpmbuild ~]# mkdir key
[root@rpmbuild ~]# cd key/
[root@rpmbuild key]# openssl genrsa -out test.key 2048
Generating RSA private key, 2048 bit long modulus
......................................................................................................................+++
....................................................................................+++
e is 65537 (0x10001)
[root@rpmbuild key]# openssl req -new -key test.key -sha256 -out test.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]:CN
State or Province Name (full name) []:GD
Locality Name (eg, city) [Default City]:SZ
Organization Name (eg, company) [Default Company Ltd]:test
Organizational Unit Name (eg, section) []:rpmbuild
Common Name (eg, your name or your server's hostname) []:rpmbuild.test.org
Email Address []:[email protected]
Please enter the following 'extra' attributes
to be sent with your certificate request
A challenge password []:
An optional company name []:
[root@rpmbuild key]# openssl req -x509 -days 3650 -in test.csr -key test.key -sha256 -out test.crt
[root@rpmbuild key]# ls
test.crt test.csr test.key
[root@rpmbuild key]#
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