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Questão 1
Questão
What is digital signature?
Responda
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Is a mathematical technique used to validate the authenticity and integrity of a message, software, or digital document.
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Is a certificate issued by a CA to verify the identity of the certificate holder.
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Is any author identification and verification mechanism used in an electronic system.
Questão 2
Questão
What is digital certificate?
Responda
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is a certificate issued by a CA to verify the identity of the certificate holder.
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Is a document that uses a digital signature to bind together a public key with an identity
Questão 3
Questão
What is the public key?
Responda
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Must remain confidential to its respective owner.
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It is made available to everyone via a publicly accessible repository or directory.
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It is basically an encrypted hash of the message.
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