How to feasibly digital sign high volume documents with CA issued digital certificate?

My organisation, say Acme, is building an e-signature platform where global businesses sign up and use the platform to send out e-signature requests. And when signers in a particular e-sign request sign the document, Acme must digitally si… Continue reading How to feasibly digital sign high volume documents with CA issued digital certificate?

Remote eIDAS Qualified Signatures: Control of Signature Activation Data

In eIDAS Remote Qualified Signatures, but also in other Remote-Signature Solutions, the cryptographic keys are held by the Remote Signature Provider. The user uses some method, e.g., a smartphone app, to allow the creation of a signature.
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Does a signature service provider level digital certificate for electronic signature comply with eIDAS requirement for Advanced Electronic Signatures?

I have some basic questions regarding eIDAS and ‘Advanced Electronic Signatures’.
Say, if I create a product under my company Acme Inc that offers a simple electronic signature where I sign every completed document digitally with a digital… Continue reading Does a signature service provider level digital certificate for electronic signature comply with eIDAS requirement for Advanced Electronic Signatures?

Reasons for both First Encrypt then Sign and First sign then Encrypt on which is better specific reasons? [closed]

When we want to send a message from A to B with confidentiality and non repudiation. I want answer and reasons for both the technique
1)
Why First Encrypt then sign is better ?
2)
Why First sign then Encrypt I’d better than 1)

Continue reading Reasons for both First Encrypt then Sign and First sign then Encrypt on which is better specific reasons? [closed]