Generation of a self-signed SSL certificate involves a simple 3-step procedure:
STEP 1: Create the server private key
openssl genrsa -out cert.key 2048STEP 2: Create the certificate signing request (CSR)
openssl req -new -key cert.key -out cert.csr
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March 14, 2026 05:37
Generation of a Self Signed Certificate
My experience is mostly with Java backend services in the cloud, so the advice in this post will almost certainly be biased towards this kind of error handling. But hopefully, some of it will be generally applicable and help you maintain and debug your programs in the long run.
I don't claim that these are universal best practices, but I have found these to be useful as general guidelines. As always, use your best judgment and do things that make sense in your context.
In Java, a full exception is: