Generate Permanently Valid Self Signed Key

Posted By admin On 14.12.20
You are here: Using Certificates in HTTPS Clusters > Generating a Self-Signed Certificate

Once you have a DSA or ECDSA key pair, you can generate a self-signed certificate containing the public key, and signed with the private key: openssl req -x509 -new -key dsakey.pem -out cert.pem (Replace 'dsakey.pem' with 'eckey.pem' to use the EC key generated above.). To create a self-signed certificate or a certificate request from another issuer, locate the Security:: Other Certificates section and click Create. In Certificate Friendly Name, enter a name used to identify this certificate. From the Key dropdown, choose to create a new key or select an existing key. Enter the remaining information.

To generate a self signed certificate in PEM format:

  1. Generate a self-signed x509 format certificate by entering this command:

openssl req -new -x509 -newkey rsa:1024 -out selfcert.pem -days 1095

Please generate rsa keys to enable ssh. This creates a self-signed certificate (selfcert.pem) that will be valid for 1095 days (about three years) andalso generates a new private key to be output into a file named privkey.pem. If you already have a private key, use - key filename instead of -newkey rsa:1024 to specify the file containing the private key.

After generating the private key, the following prompts are displayed (example responses shown):

Enter PEM pass phrase: <password>

Verifying - Enter PEM pass phrase: <password>

Country Name (2 letter code) [AU]:US

State or Province Name (full name) [Some-State]:New York

Eircom wep key generator app. Locality Name (eg, city) []:Millerton

Organization Name (eg, company) [Internet Widgits Pty Ltd]:CPS Inc.

Organizational Unit Name (eg, section) []:Engineering Common Name (eg, YOUR name) []:myclient.example.com

Email Address []:admin@example.com

Depending on the tool you use to create the certificate, you may also be asked for a challenge password and other optional information. Make sure you remember the password (and, if prompted, the challenge password) you specify, as you will need it to install the certificate.

The Common Name provided must be the DNS-resolvable fully qualified domain name (FQDN) used by the cluster. For a server certificate, when the client receives the certificate from the server, the browser will display a warning if the Common Name does not match the hostname of the request URI. For a client certificate, the Common Name in the client’s copy of the certificate is only compared to the Common Name in the copy on the server, so this can be any value.

  1. Combine the private key and certificate into one file, using a command like the following:

cat selfcert.pem privkey.pem > clustercert.pem

  1. You can now install your self signed certificate and private key file, clustercert.pem, on Equalizer and your clients, as appropriate.

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