a) What is a digital signature? What does its authentication mean? Give various salient built-in features of a digital signature. b) How does the 3D printing technology work? List out the advantages and disadvantages of the technology. |ForumIAS

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a) What is a digital signature? What does its authentication mean? Give various salient built-in features of a digital signature. b) How does the 3D printing technology work? List out the advantages and disadvantages of the technology.
Posted on December 19th, 2020 Last modified on December 19th, 2020 Comments

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