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Digital signatures also provide integrity assurance.
Hash functions create message digests from a larger file.
Even minor changes in a document will completely change the hash value.
Hash functions are one-way functions.
Public keys are freely shared.
When signatures don't verify, we don't know the nature of the problem.
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YouTube-Signature Entertainment
2012/04/16Introduction
Differences between electronic signatures and digital signatures
What is a digital signature?
How do digital signatures work?
Why are digital signatures important?
What are the types of digital signatures, advanced vs qualified?
What is a Qualified Signature Creation Device (QSCD)?
What is a Qualified Trust Service Provider (QTSP)?
Where can I get digital certificates?
Are seals and digital signatures the same?
What type of solution or signature should i use?
What solutions does GlobalSign offer?
What is eIDAS?
What is eSign?
What other regulations should you be aware of?
Summary