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Tag: signature

SunPKCS11 usage against HSM without CKO_CERTIFICATE

My problem concern the usage of an hsm with Java (openjdk 11.0.12). Hsm should be use for signature purpose, by SHA512 RSA algorithm. I could be wrong in a lot of the following sentences, I’m totally newbie with HSM & co, so I apologize in advance. For what I’ve understand there are three kind…

Exceptions or null in java

I have the next doubt. According to good practices of java, how to manage the cases in which the object can not be found and we want to know why. For example, if someone has problems logging in our system and we want to inform them exactly what is the problem, we cannot return null because we lose the reason