Internet & Intranet Security
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International Advanced Diploma in Computer Studies Internet & Intranet Security Table of Content TASK 1 3 TASK 2 10 TASK 3 38 Task 1 Question 1 A report discussing the aspects of digital signature and code signing is shown as follows: ai.) Digital Certificate Digital certificates are urged by security needs nowadays in network environments including internet and Internet. Digital certificate contains mathematical algorithm (such as hashes value in hardware/software formats). Such kind of hash value is encrypted with the original form of message by encryption tools. An attachment of digital certificate was attached in the original messages. The most important uses for digital certificate were to maintain the data integrity, data privacy, data authentication. Usually, a digital certificate could be used to check the original form of message in which was transferred without any alteration in the network by some hackers. Hence, the data transmission was guaranteed and sent by actual sender. Moreover, a receiver can use sender's public...

