0
votes
1answer
991 views

How to make an x.509 certificate from a PEM one?

I'm trying to test a script, locally, which involves uploading a file using a Java-based program to a FileZilla FTPES server. For the real thing, there is a real certificate on the FZ server, and the ...
3
votes
4answers
560 views

X.509 certificates - expiration and key reuse

I have set up a small X.509 certificate authority for internal use in my network. Now I want to renew a certificate, and I want to know how should I do it. Can the new certificate reuse the same key ...