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CSR Creation for Cisco Adaptive Security Appliance 5500

Enable Asdm On Cisco Asa

If you already have your SSL Certificate and just need to install it, see
SSL Certificate Installation for Cisco ASA 5500 VPN.

• Sep 06, 2014 Secure Shell (SSH) on the other hand uses port 22 and is secure. SSH uses public key cryptography to authenticate remote user. You can configure SSH access in Cisco ASA device using the steps shown here.
• Sep 06, 2014  Configure SSH Access in Cisco ASA. You can access Cisco ASA appliance using Command Line Interface (CLI) using either Telnet or SSH and for web-based graphical management using HTTPS (ASDM) management. Telnet uses TCP port 23 and is not secure. Secure Shell (SSH) on the other hand uses port 22 and is secure.

Besides allowing the permitted hosts to SSH to the ASA, you need to define RSA keys for the secure connection. In the CLI: crypto key generate rsa. For these key to work, you should have a hostname/domain-name configured on the ASA as well (unless you configure a dedicated RSA keys).

How to generate a CSR in Cisco ASA 5500 SSL VPN/Firewall

1. From the Cisco Adaptive Security Device Manager (ASDM), select 'Configuration' and then 'Device Management.'

2. Expand 'Certificate Management,' then select 'Identity Certificates,' and then 'Add.'

3. Select the button to 'Add a new identity certificate' and click the 'New..' link for the Key Pair.

4. Select the option to 'Enter new key pair name' and enter a name (any name) for the key pair. Next, click the 'Generate Now' button to create your key pair.

   Change the key size to 2048 and leave Usage on General purpose.

5. Next you will define the 'Certificate Subject DN' by clicking the Select button to the right of that field. In the Certificate Subject DN window, configure the following values by selecting each from the 'Attribute' drop-down list, entering the appropriate value, and clicking 'Add.'

   CNThe sims 4 beta keys generator download. - The name through which the firewall will be accessed (usually the fully-qualified domain name, e.g., vpn.domain.com).

   OU - The name of your department within the organization (frequently this entry will be listed as 'IT,' 'Web Security,' or is simply left blank).

   O - The legally registered name of your organization/company.

   C - If you do not know your country's two digit code, find it on our list.

   ST - The state in which your organization is located.

   L - The city in which your organization is located.

   Please note: None of the above fields should exceed a 64 character limit. Exceeding that limit could cause problems later on while trying to install your certificate.

6. Next, click 'Advanced' in the 'Add Identity Certificate' window.

7. In the FQDN field, type in the fully-qualified domain name through which the device will be accessed externally, e.g., vpn.domain.com (or the same name as was entered in the CN value in step 5).

8. Click 'OK' and then 'Add Certificate.' You will then be prompted to save your newly created CSR information as a text file (.txt extension).

   Remember the filename that you choose and the location to which you save it. You will need to open this file as a text file and copy the entire body of it (including the Begin and End Certificate Request tags) into the online order process when prompted.

9. After you receive your SSL Certificate from DigiCert, you can install it.

   See SSL Certificate Installation for Cisco ASA 5500 VPN.

Cisco SSL Certificates, Guides, & Tutorials

Asa Enable Asdm

Generating a CSR for Issuance of an SSL Certificate on a Cisco ASA 5500 VPN/Firewall

How to generate an SSL Certificate Signing Request for your ASA 5500 SSL VPN