OpenSSL

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Generate Key[edit]

Encrypted[edit]

openssl genrsa -des3 -out domainname.key 1024

Unencrypted[edit]

openssl genrsa -out domainname.key 1024

Generate CSR[edit]

openssl req -new -key domainname.key -out domainname.csr


Application Specific Notes[edit]

Courier IMAP[edit]

Courier IMAP requires the certificate and the key be contained within the same pem file like so:

-----BEGIN CERTIFICATE-----
[encoded data]
-----END CERTIFICATE-----
-----BEGIN RSA PRIVATE KEY-----
[encoded data]
-----END RSA PRIVATE KEY-----