Difference between revisions of "Generate a CSR with SANs"

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<div class="section">
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__TOC__
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# Connect to the Valt appliance via SSH.
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{{Article | title = Generate a CSR with SANs | content =
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# Type in the following, and press Enter:
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<ol>
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<div class="codeText">nano csr_details.conf</div>
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<li> Connect to the Valt appliance via SSH</li>
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# Copy and paste the following into nano:
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<li> Type in the following, and press {{Keyboard | key = Enter}}</li>
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<ul>
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<li>{{Code Block - Mini | text = <span class="code_regex">nano</span> <span class="code_file">csr_details.conf</span>}}</li>
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</ul>
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<li> Copy and paste the following into nano:</li>
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{{Aside | content = Make sure to update the CSR with your information.}}
 
<pre>[req]
 
<pre>[req]
 
default_bits = 2048
 
default_bits = 2048
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DNS.1 = your-new-domain.com
 
DNS.1 = your-new-domain.com
 
DNS.2 = www.your-new-domain.com</pre>
 
DNS.2 = www.your-new-domain.com</pre>
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# Update the information to match your installation. This is the same information you would normally put in a CSR.
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<li> Update the information to match your installation. This is the same information you would normally put in a CSR.</li>
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# Press '''Ctrl + X'''.
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<li> Press {{Keyboard | key = CTRL}} + {{Keyboard | key = X}}</li>
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# Enter '''Y'''.
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<li> Enter {{Keyboard | key = Y}}.</li>
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# Press Enter.
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<li> Press {{Keyboard | key = Enter}}.</li>
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# Type in the following, and press Enter:
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<li> Type in the following, and press {{Keyboard | key = Enter}}</li>
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#: ''Make sure to update the CSR and key path for your installation.''
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<ul>
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<div class="codeText">openssl req -new -sha256 -nodes -out your-new-domain.com.csr -newkey rsa:2048 -keyout your-new-domain.com.key -config csr_details.conf</div>
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<li>{{Code Block - Mini | text = <span class="code_regex">openssl</span> req -new -sha256 -nodes -out <span class="code_file">valt.csr</span> -newkey rsa:2048 -keyout <span class="code_file">valt.key</span> -config <span class="code_file">csr_details.conf</span>}}</li>
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</div>
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</ul>
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{{Aside | content = Make sure to update the CSR and key path for your installation.}}
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</ol>
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{{hr}}
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==Other Commands==
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<dl>
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<dt>Check a Certificate Signing Request (CSR)</dt>
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  <dd>{{Code Block - Mini | text = <span class="code_regex">openssl</span> req -text -noout -verify -in <span class="code_file">valt.csr</span>}}</dd>
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<dt>Check a certificate</dt>
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  <dd>{{Code Block - Mini | text = <span class="code_regex">openssl</span> x509 -in <span class="code_file">valt.cer</span> -text -noout}}</dd>
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<dt>Check a private key</dt>
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  <dd>{{Code Block - Mini | text = <span class="code_regex">openssl</span> rsa -in <span class="code_file">valt.key</span> -check}}</dd>
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</dl>
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}}

Latest revision as of 11:32, 4 November 2024

Generate a CSR with SANs

  1. Connect to the Valt appliance via SSH
  2. Type in the following, and press Enter
    • nano csr_details.conf
  3. Copy and paste the following into nano:

    4. ✎Make sure to update the CSR with your information. 

    [req]
default_bits = 2048
prompt = no
default_md = sha256
req_extensions = req_ext
distinguished_name = dn
[ dn ]
C=US
ST=New York
L=Rochester
O=End Point
OU=Testing Domain
emailAddress=your-administrative-address@your-awesome-existing-domain.com
CN = www.your-new-domain.com
[ req_ext ]
subjectAltName = @alt_names
[ alt_names ]
DNS.1 = your-new-domain.com
DNS.2 = www.your-new-domain.com
  4. Update the information to match your installation. This is the same information you would normally put in a CSR.
  5. Press CTRL + X
  6. Enter Y.
  7. Press Enter.
  8. Type in the following, and press Enter
    • openssl req -new -sha256 -nodes -out valt.csr -newkey rsa:2048 -keyout valt.key -config csr_details.conf

    ✎Make sure to update the CSR and key path for your installation.

Other Commands

Check a Certificate Signing Request (CSR)
openssl req -text -noout -verify -in valt.csr
Check a certificate
openssl x509 -in valt.cer -text -noout
Check a private key
openssl rsa -in valt.key -check
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