Export on ASA1

crypto ca export TP_webvpn.steffenrohr.com pkcs12 S3cr37

Import on ASA2

crypto ca import TP_webvpn.steffenrohr.com pkcs12 S3cr37

https://www.cisco.com/c/en/us/support/docs/security-vpn/public-key-infrastructure-pki/200339-Configure-ASA-SSL-Digital-Certificate-I.html#anc7

https://www.ssl.com/how-to/manually-generate-a-certificate-signing-request-csr-using-openssl/

https://community.cisco.com/t5/security-documents/install-a-pkcs-ssl-certificate-in-asa-using-cli/ta-p/3163832

https://www.cisco.com/c/en/us/support/docs/security-vpn/public-key-infrastructure-pki/200339-Configure-ASA-SSL-Digital-Certificate-I.html#anc8

https://www.petenetlive.com/KB/Article/0000948

https://www.cisco.com/c/en/us/td/docs/security/asa/asa90/configuration/guide/asa_90_cli_config/aaa_certs.html