signing with existing certificates 3

https://publishoryx.com/s/rP_JanTLD3KFOwE33kJyO

Signing with existing certificates means you're using a digital certificate that's already been issued and installed, rather than generating a new one. It's a common step when you need to authenticate a document or software update with a trusted identity without going through the entire certificate creation process again. This saves time and maintains consistency, but you must ensure the certificate is still valid and hasn't expired, otherwise the signature might be rejected. It's straightforwa…